Discharge chute manufacturing die with protective structure

Abstract

The utility model relates to the technical field of dies, in particular to a discharge chute manufacturing die with a protective structure, which is characterized in that a two-way lead screw is rotatably arranged in a lower die holder in a penetrating manner through a bearing, a movable block is rotatably sleeved on the two-way lead screw through threads, and an adjusting handle is arranged on the left side of the lower die holder; the side walls of the first protection baffle and the second protection baffle are hinged to one ends of the connecting rods on the front side and the rear side correspondingly, the third protection baffle is rotationally connected to the upper portion of the first protection baffle through a hinge, the first protection baffle is provided with an overturning limiting mechanism connected with the third protection baffle, and the guide strips are fixedly arranged on the inner side wall of the upper side of the lower die base correspondingly. The upper side wall and the lower side wall of the movable block are each provided with a movable groove matched with the corresponding guide strip, the two sides of the metal plate can be positioned and shielded, the situation that in the pressing forming process of the metal plate, the two side edges of the metal plate are turned upwards, and consequently workers are accidentally injured is avoided, and use safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a mold for manufacturing a discharge chute with a protective structure. Background Art

[0002] A discharge chute is usually provided after the material processing step. The discharge chute is usually formed by pressing a metal sheet through a mold. Existing molds generally do not have a protective structure. During the pressing process, the two sides of the metal sheet are usually folded upward, which can easily cause accidental injuries to the workers. Therefore, a discharge chute manufacturing mold with a protective structure is urgently needed. Utility Model Content

[0003] The utility model aims to solve the defects and shortcomings of the prior art and provide a reasonably designed die for manufacturing a discharging chute with a protective structure to solve the above problems.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: it comprises an upper die base and a lower die base, an upper die base is arranged above the lower die base, and a forming groove is opened on the upper part of the lower die base;

[0005] It also contains:

[0006] A bidirectional lead screw, which is rotatably arranged in the lower die seat through a bearing, a movable block is arranged on the bidirectional lead screw through a threaded rotating sleeve, and an adjustment handle is arranged on the left side of the lower die seat, and the adjustment handle is fixedly connected to the left end of the bidirectional lead screw;

[0007] Connecting rods, there are four connecting rods, which are respectively hinged on the front and rear sides of the four movable blocks. The front and rear sides of the lower die base are respectively provided with a No. 1 protective baffle and a No. 2 protective baffle. The side walls of the No. 1 protective baffle and the No. 2 protective baffle are respectively hinged to one end of the connecting rods on the front and rear sides;

[0008] A third protective baffle, the third protective baffle being connected to the upper portion of the first protective baffle by a hinge, and the first protective baffle being provided with a flip limit mechanism connected to the third protective baffle;

[0009] The guide bars are several in number and are respectively fixedly arranged on the upper inner side wall of the lower die base. The upper and lower side walls of the movable block are both provided with movable grooves matched with the guide bars.

[0010] Preferably, the flip limiting mechanism comprises:

[0011] Fixed blocks, there are four fixed blocks, which are respectively fixedly arranged on the left and right sides of the first protective baffle and the third protective baffle;

[0012] Insertion rods, there are two insertion rods, which are movably arranged on the fixed blocks on the left and right sides respectively, and a fixed plate is fixedly sleeved on the insertion rods, and the fixed plate is abutted against the fixed block on the lower side, and the upper ends of the two insertion rods are connected by a synchronous adjustment frame;

[0013] Springs, there are two springs, which are movably sleeved on the two plug rods respectively, and the upper and lower ends of the springs are respectively connected to the upper fixing block and the fixing plate.

[0014] Preferably, support bars are fixedly provided on the side walls of the No. 1 protective baffle and the No. 2 protective baffle.

[0015] Preferably, positioning plates are fixedly provided on the side walls of the No. 1 protective baffle and the No. 3 protective baffle, and the positioning plates are located above the support bars.

[0016] Preferably, guide rods are movably inserted on both the front and rear sides of the lower mold base, and one end of the guide rods on the front and rear sides is respectively fixedly connected to the first protective baffle and the second protective baffle.

[0017] Compared with the prior art, the beneficial effect of the utility model is that the discharge chute manufacturing mold with a protective structure described in the utility model can provide positioning and shielding for both sides of the metal plate, so that during the pressing process of the metal plate, the two sides of the metal plate can be prevented from folding upward and causing accidental injuries to the staff, thereby improving the safety of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model.

[0019] Figure 2 It is a structural schematic diagram of the lower die base in the utility model.

[0020] Figure 3 It is an exploded view of the parts of a bidirectional lead screw, a movable block, an adjusting handle, a connecting rod, a No. 1 protective baffle, a No. 2 protective baffle, a guide bar, a supporting bar and a guide rod in the utility model.

[0021] Figure 4 It is an exploded view of the parts of the flip limiting mechanism in the utility model.

[0022] Description of reference numerals:

[0023] Upper die base 1, lower die base 2, bidirectional lead screw 3, movable block 4, adjustment handle 5, connecting rod 6, No. 1 protective baffle 7, No. 2 protective baffle 8, No. 3 protective baffle 9, flip limit mechanism 10, fixed block 10-1, insert rod 10-2, fixed plate 10-3, synchronous adjustment frame 10-4, spring 10-5, guide bar 11, support bar 12, positioning plate 13, guide rod 14. DETAILED DESCRIPTION

[0024] The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. The preferred embodiments in the description are only used as examples, and all other embodiments obtained by those skilled in the art without making any creative work are within the scope of protection of the utility model.

[0025] like Figure 1-Figure 4 As shown, this specific embodiment adopts the following technical solution: it comprises an upper die base 1 and a lower die base 2, the upper die base 1 is provided above the lower die base 2, and a molding groove is provided on the upper part of the lower die base 2;

[0026] It also contains:

[0027] A bidirectional lead screw 3 is rotatably arranged in the lower die base 2 through a bearing, a movable block 4 is rotatably sleeved on the bidirectional lead screw 3 through a thread, and an adjustment handle 5 is arranged on the left side of the lower die base 2, and the adjustment handle 5 is fixedly connected to the left end of the bidirectional lead screw 3;

[0028] Connecting rods 6, there are four connecting rods 6, which are respectively hinged on the front and rear sides of the four movable blocks 4, and the front and rear sides of the lower die base 2 are respectively provided with a No. 1 protective baffle 7 and a No. 2 protective baffle 8, and the side walls of the No. 1 protective baffle 7 and the No. 2 protective baffle 8 are respectively hinged to one end of the connecting rods 6 on the front and rear sides, and the side walls of the No. 1 protective baffle 7 and the No. 2 protective baffle 8 are fixedly provided with support bars 12, and the support bars 12 can provide support for the side edges of the metal plates, so that the placement of the metal plates on the lower die base 2 is more stable, and guide rods 14 are movably inserted on the front and rear sides of the lower die base 2, and one end of the guide rods 14 on the front and rear sides are respectively fixedly connected to the No. 1 protective baffle 7 and the No. 2 protective baffle 8, and the two guide rods 14 can provide guidance for the movement of the No. 1 protective baffle 7 and the No. 2 protective baffle 8 respectively;

[0029] A third protective baffle 9, wherein the third protective baffle 9 is screwed to the upper part of the first protective baffle 7 through a hinge, and a flip limiting mechanism 10 connected to the third protective baffle 9 is provided on the first protective baffle 7, and a positioning plate 13 is fixedly provided on the side walls of the first protective baffle 7 and the third protective baffle 9, and the positioning plate 13 is located above the support bar 12, and the positioning plate 13 can provide positioning for the metal sheet placed on the lower die base 2 to avoid the metal sheet from being offset during the pressing process;

[0030] Guide strips 11, wherein the guide strips 11 are several and fixedly arranged on the upper inner side wall of the lower die base 2, and movable grooves matching with the guide strips 11 are provided on the upper and lower side walls of the movable block 4;

[0031] The flip limiting mechanism 10 comprises:

[0032] Fixed blocks 10-1, there are four fixed blocks 10-1, which are respectively fixedly arranged on the left and right sides of the first protective baffle 7 and the third protective baffle 9;

[0033] Insertion rods 10-2, there are two of the insertion rods 10-2, which are movably arranged on the fixed blocks 10-1 on the left and right sides, and a fixed plate 10-3 is fixedly sleeved on the insertion rods 10-2, and the fixed plate 10-3 is abutted against the fixed block 10-1 on the lower side, and the upper ends of the two insertion rods 10-2 are connected by a synchronous adjustment frame 10-4;

[0034] Spring 10-5, there are two springs 10-5, which are movably mounted on the two plug rods 10-2 respectively, and the upper and lower ends of the spring 10-5 are respectively connected to the upper fixed block 10-1 and the fixed plate 10-3. Through the cooperation of the plug rod 10-2 and the fixed block 10-1, the No. 1 protective baffle 7 and the No. 3 protective baffle 9 can be limited in the vertical state.

[0035] When using the utility model, pull the synchronous adjustment frame 10-4 upwards, and the synchronous adjustment frame 10-4 drives the fixed plate 10-3 to move upwards through the insertion rod 10-2, so that the spring 10-5 is compressed, and the lower end of the insertion rod 10-2 is separated from the lower fixed block 10-1, and then the No. 3 protective baffle 9 is flipped forward to facilitate placing the metal sheet on the lower die base 2, and then the No. 3 protective baffle 9 is flipped to the upper part of the No. 1 protective baffle 7, and then the synchronous adjustment frame 10-4 is released. At this time, the spring 10-5 is reset and extended to push the fixed plate 10-3 downward, and the fixed plate 10-3 drives the insertion rod 10-2 to move downward, so that the lower end of the insertion rod 10-2 passes through the On the fixed block 10-1 on the lower side, the No. 3 protective baffle 9 is limited on the No. 1 protective baffle 7, and then the adjusting handle 5 can be rotated, and the adjusting handle 5 drives the bidirectional screw 3 to rotate, and the bidirectional screw 3 drives the movable blocks 4 on both sides to move in opposite directions synchronously, and the cooperation of the connecting rod 6 makes the No. 1 protective baffle 7 and the No. 2 protective baffle 8 move in opposite directions synchronously, and respectively conflict with the front and rear sides of the metal plate, and then the upper die base 1 can be driven by the die-casting machine to move downward to realize the forming of the discharge trough, and the protection of the front and rear sides of the metal plate by the No. 1 protective baffle 7, the No. 2 protective baffle 8 and the No. 3 protective baffle 9 can avoid accidental injury caused by contact with people during work.

[0036] After adopting the above structure, the beneficial effects of this specific implementation are as follows:

[0037] 1. Through the cooperation of the No. 1 protective baffle 7, the No. 2 protective baffle 8 and the No. 3 protective baffle 9, the two sides of the metal plate can be positioned and shielded, so that during the pressing process, the two sides of the metal plate are prevented from folding upward and causing accidental injuries to the staff, thereby improving the safety of use. At the same time, through the cooperation of the bidirectional lead screw 3, the movable block 4, the adjustment handle 5 and the connecting rod 6, it can also be adjusted according to the width specifications of the metal plate;

[0038] 2. Through the cooperation of the flipping limit mechanism 10, not only can the No. 3 protective baffle 9 be limited and fixed on the No. 1 protective baffle 7, but it is also convenient to flip the No. 3 protective baffle 9, making it more convenient to place the metal plate on the lower die base 2.

[0039] For those skilled in the art, they can modify the technical solutions recorded in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A die for manufacturing a discharge chute with a protective structure, comprising an upper die base (1) and a lower die base (2), wherein the upper die base (1) is arranged above the lower die base (2), and a molding groove is arranged on the upper part of the lower die base (2); Features: It also contains: A bidirectional lead screw (3), the bidirectional lead screw (3) is rotatably inserted into the lower die base (2) via a bearing, a movable block (4) is rotatably sleeved on the bidirectional lead screw (3) via a thread, an adjustment handle (5) is provided on the left side of the lower die base (2), and the adjustment handle (5) is fixedly connected to the left end of the bidirectional lead screw (3); Connecting rods (6), the connecting rods (6) are four in number and are respectively hinged to the front and rear sides of the four movable blocks (4); a first protective baffle (7) and a second protective baffle (8) are respectively provided on the front and rear sides of the lower die base (2); the side walls of the first protective baffle (7) and the second protective baffle (8) are respectively hinged to one end of the connecting rods (6) on the front and rear sides; A third protective baffle (9), wherein the third protective baffle (9) is screwed to the upper part of the first protective baffle (7) via a hinge, and the first protective baffle (7) is provided with a flip limit mechanism (10) connected to the third protective baffle (9); A plurality of guide bars (11) are fixedly arranged on the upper inner side wall of the lower die base (2), and movable grooves matching the guide bars (11) are provided on the upper and lower side walls of the movable block (4).

2. A mold for manufacturing a discharge chute with a protective structure according to claim 1, characterized in that: The flip limiting mechanism (10) comprises: Fixed blocks (10-1), the number of the fixed blocks (10-1) being four and respectively fixedly arranged on the left and right sides of the first protective baffle (7) and the third protective baffle (9); Insertion rods (10-2), the number of the insertion rods (10-2) being two, and being movably arranged on the fixed blocks (10-1) on the left and right sides respectively, a fixed plate (10-3) being fixedly sleeved on the insertion rods (10-2), the fixed plate (10-3) being abutted against the fixed block (10-1) on the lower side, and the upper ends of the two insertion rods (10-2) being connected via a synchronous adjustment frame (10-4); The spring (10-5) is two in number and is movably sleeved on the two insertion rods (10-2) respectively. The upper and lower ends of the spring (10-5) are respectively connected to the upper fixing block (10-1) and the fixing plate (10-3).

3. The mold for manufacturing a discharge chute with a protective structure according to claim 1, characterized in that: Support bars (12) are fixedly arranged on the side walls of the No. 1 protective baffle (7) and the No. 2 protective baffle (8).

4. The mold for manufacturing a discharge chute with a protective structure according to claim 3, characterized in that: Positioning plates (13) are fixedly arranged on the side walls of the No. 1 protective baffle (7) and the No. 3 protective baffle (9), and the positioning plates (13) are located above the support bars (12).

5. The mold for manufacturing a discharge chute with a protective structure according to claim 1, characterized in that: Guide rods (14) are movably inserted on both the front and rear sides of the lower die base (2), and one end of the guide rods (14) on the front and rear sides is respectively fixedly connected to the first protective baffle (7) and the second protective baffle (8).

Images