Blanking mechanism of cold header

Abstract

The utility model discloses a blanking mechanism of a cold header, which belongs to the technical field of cold headers and is characterized in that a cold header body and a support plate are mounted on a bottom plate, a side door is rotatably connected to the side surface of the cold header body, a discharge hole is formed in the side surface of the side door, a blanking inclined plate is fixed at the side surface of the side door, a blanking straight plate is fixed at the other end of the blanking inclined plate, and straight notches are formed in two inner sides of the straight plate; moving rods are arranged on the two outer sides, two first fixing blocks are fixed to the bottom end, a driving rod is connected to the bottom end through a telescopic air cylinder, a rotating shaft is connected to the straight notch, a first gear and a shifting rod are fixed to the side face of the rotating shaft, a plurality of first racks are fixed to one sides of the two moving rods, and movable rods are fixed to the bottom sides through two connecting rods; a straight rod is fixed between the two movable rods, a screw is connected to the side face of the straight rod, a second gear is fixed to the screw, a plurality of second racks are fixed to one side of the driving rod, and a sliding groove opening and a conveying mechanism are formed in the top end of the supporting plate; by means of the discharging mechanism, the workpieces accumulated in the discharging straight plate can be automatically cleaned, and the labor cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cold header technical field especially relates to a cold header blanking mechanism. BACKGROUND

[0002] Cold header is with the main special equipment specially used for batch production nut bolt etc. fastener, cold header is with the main special equipment specially used for batch production nut bolt etc. fastener, the earliest cold header in the world is from Germany, when the purpose of developing cold header is mainly for the large -scale manufacture bullet shell cold header process during the Second World War, according to metal plastic theory, a certain pressure is exerted to metal blank at normal temperature, makes it produce plastic deformation in the cavity, forms according to the prescribed shape and size, must select high -quality " plastic deformation " well metal material, such as rivet steel, its chemical composition and mechanical property has strict standard, cold header bolt, nut forming machinery has multiple models, multiple series machine type. Equipment performance is reliable, efficiency is high, product quality is stable, product forming upsetting force is big, the configuration power is in, equipment once investment is big, therefore production specification M24 below is most economic, has better surface quality, higher dimensional accuracy, because there is cold work hardening in upsetting process, deformation should not be too big, reduces cracking, cold header process is applicable to the product of large batch, various specifications, like this can reduce cost.

[0003] At present, when the cold header is blanking, the workpieces are prone to accumulate at the tail end of the blanking plate, and the accumulated workpieces can only be cleaned by manual operation, which results in waste of labor cost, and therefore there is an urgent need to design a new cold header blanking mechanism to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses a cold header blanking mechanism, which can solve the problem of waste of labor cost caused by manual cleaning of the workpieces accumulated at the tail end of the blanking plate of the existing cold header.

[0005] To solve the above technical problems, the utility model provides a cold header blanking mechanism, which comprises a bottom plate, a cold header body is installed on the bottom plate and is fixed with a supporting plate through a plurality of stand columns, a side door is rotatably connected to the side surface of the cold header body, a discharge port is formed in the side surface of the side door and a blanking inclined plate is fixed, a blanking straight plate is fixed to the other end of the blanking inclined plate, straight grooves are formed in the two inner sides of the straight plate, moving rods are arranged on the two outer sides of the straight plate, two first fixing blocks are fixed to the bottom end of the moving rods and telescopic cylinders are installed, a rotating shaft is movably connected to the straight grooves, a first gear and a push rod are fixed to the side surface of the rotating shaft, a plurality of first racks are fixed to the side of the moving rods close to the first gears, movable rods are fixed to the bottom sides of the moving rods through two connecting rods, a straight rod is fixed between the two movable rods, and a screw rod is screw-connected to the side surface of the straight rod.

[0006] Two bearings are fixed in the inner sides of the first fixed blocks, a second gear is fixed on the screw rod and the two ends of the screw rod are connected with the two bearings respectively, a driving rod is connected with the telescopic end of the telescopic cylinder, and a plurality of second racks meshing with the second gear are fixed on the side of the driving rod close to the second gear.

[0007] The top end of the supporting plate is provided with a sliding groove and a conveying mechanism.

[0008] Optionally, the conveying mechanism comprises a material collecting box and a fixed plate, the material collecting box is located at the top end of the supporting plate and is fixed with a sliding rod at the bottom end, the fixed plate is located at the bottom end of the supporting plate and is fixedly connected with the supporting plate through two fixed rods, the sliding rod is slidably connected with the sliding groove and is fixed with a bearing block at the bottom end of the supporting plate, a plurality of third racks are fixed at the top end of the fixed plate, and a driving motor is fixed at the bottom end of the bearing block, and the output end of the driving motor is connected with a third gear meshing with the plurality of third racks.

[0009] Optionally, the top end of the supporting plate is further provided with two first guide rods, the two first guide rods are fixedly connected with the supporting plate through second fixed blocks at the two ends, square rods are fixed on the two sides of the material collecting box, guide pipes are fixed at the other ends of the two square rods, and the two guide pipes are slidably connected with the two first guide rods respectively.

[0010] Optionally, the bottom surface of the straight blanking plate is further provided with two second guide rods, the two second guide rods are slidably connected with the straight rod and are fixedly connected with the straight blanking plate through third fixed blocks at the two ends.

[0011] Optionally, the two push rods are oppositely arranged and the other ends of the two push rods are located in the straight blanking plate.

[0012] Optionally, one end of the blanking inclined plate is located at the discharging port.

[0013] In the utility model provide a kind of cold header blanking mechanism, the bottom plate is equipped with cold header body and is fixed with support plate by several columns, the cold header body side is rotatably connected with side door, the side door side is opened with discharge port and is fixed with blanking inclined plate, the blanking inclined plate other end is fixed with blanking straight plate, the straight plate both inner sides are opened with straight slot, both outer sides are equipped with moving rod, bottom end is fixed with two first fixed blocks and is equipped with telescopic cylinder, the straight slot is movably connected with rotating shaft, the rotating shaft side is fixed with first gear and push rod, two the moving rod is located two the first gear outer side and its close to the first gear side is fixed with several first racks, bottom side is fixed with movable rod by two connecting rods, two the movable rod between is fixed with straight rod, the straight rod side is screw-connected with screw rod, two the first fixed block inner side is fixed with bearing, the screw rod is fixed with second gear and its both ends are connected with two the bearing respectively, the telescopic cylinder telescopic end is connected with driving rod, the driving rod close to the second gear side is fixed with several second racks meshing transmission with it, the support plate top end is opened with sliding slot and is equipped with conveying mechanism;Use this blanking mechanism, can automatically clean the workpiece accumulated in blanking straight plate, save manpower cost. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the structure schematic view of the cold header blanking mechanism provided by the utility model;

[0015] Fig. 2 It is the partial bottom view of the cold header blanking mechanism provided by the utility model;

[0016] Fig. 3 It is Fig. 2 The enlarged view of A in figure 6;

[0017] Fig. 4 It is the enlarged view of B in figure 6. Fig. 2 Specific embodiments

[0018] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0019] ​It should be understood that when an element, or components are referred to as being "on" another element, or substrate, it can be directly on another element or intervening elements can also be present. In addition, it should be understood that when an element or layer is referred to as being "connected", "engaged" or "coupled" to another element or layer, it can be directly connected, engaged, or coupled to the other element or layer, or intervening elements can be present. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0021] The utility model provides a cold header unloading mechanism, its structure as Figs. 1-4 As shown in the figure, including the bottom plate 1, the bottom plate 1 is installed with cold header body 2 and is fixed with support plate 4 through several stand columns 3, and the side door 5 is rotatably connected to the side of cold header body 2, and the side door 5 is provided with a discharge port 6 and is fixed with a discharging inclined plate 7 on the side, and the other end of the discharging inclined plate 7 is fixed with a discharging straight plate 8, and the two inner sides of the straight plate 8 are provided with straight slot 9, and the two outer sides are provided with moving rod 13, and the bottom end is fixed with two first fixed blocks 18 and is installed with telescopic cylinder 22, and the straight slot 9 is movably connected with the rotating shaft 10, and the rotating shaft 10 is fixed with the first gear 12 and the push rod 11 on the side, and the two moving rods 13 are respectively located on the outer side of the two first gears 12 and are fixed with several first racks 14 on the side close to the first gear 12, and the bottom side is fixed with movable rod 16 through two connecting rods 15, and the two movable rods 16 are fixed with straight rod 17 between, and the straight rod 17 is screw connected with screw rod 20 on the side, and the two first fixed blocks 18 are fixed with bearing 19 on the inner side, and the screw rod 20 is fixed with second gear 21 and is connected with two bearings 19 at both ends respectively, and the telescopic end of telescopic cylinder 22 is connected with driving rod 23, and the driving rod 23 is fixed with several second racks 24 meshing transmission on the side close to second gear 21, and the top end of support plate 4 is provided with sliding slot 26 and is provided with conveying mechanism, and the driving rod 23 is moved by telescopic rod of telescopic cylinder 22 to make several second racks 24 meshing transmission with second gear 21, and then screw rod 20 rotates to drive straight rod 17 to move horizontally, and finally several first racks 14 meshing transmission with first gear 12 and drive push rod 11 to rotate to clean the accumulated workpieces. Using the cold header unloading mechanism, the accumulated workpieces in the discharging straight plate 8 can be automatically cleaned, and the labor cost is saved.

[0022] Specific, conveying mechanism includes receiving box 25 and fixed plate 28, receiving box 25 is located at the top of support plate 4 and its bottom end is fixed with slide rod 29, fixed plate 28 is located at the bottom of support plate 4 and is fixedly connected with it through two fixed rods 27, the slide rod 29 is slidably connected with the slide slot 26 and the bottom end is fixed with the bearing block 30 located at the bottom of the support plate 4, the top end of the fixed plate 28 is fixed with several third racks 31, the bottom end of the bearing block 30 is fixed with a driving motor 32, the output end of which is connected with a third gear 33 engaged with the third rack 31, the third gear 33 is driven by the output end of the driving motor 32 to engage with the third rack 31, so that the bearing block 30 drives the receiving box 25 to move to the other end of the support plate 4 through the slide rod 29, then the external AGV car can take away the workpiece in the receiving box 25.

[0023] Further, the top end of the support plate 4 is also provided with two first guide rods 37, both ends of the two first guide rods 37 are fixedly connected with the support plate 4 through the second fixed block 36, the two sides of the receiving box 25 are fixedly provided with square rods 38, the other ends of the two square rods 38 are fixedly provided with guide pipes 39, and the two guide pipes 39 are slidably connected with the two first guide rods 37 respectively, for supporting the movement of the receiving box 25.

[0024] Further, the bottom surface of the blanking straight plate 8 is also provided with two second guide rods 35, both ends of the two second guide rods 35 are slidably connected with the straight rod 17 and fixedly connected with the blanking straight plate 8 through the third fixed block 34, for supporting the horizontal movement of the straight rod 17 without tilting.

[0025] Further, the two push rods 11 are oppositely arranged and the other ends thereof are located in the blanking straight plate 8, so that they can cooperate with each other to push and clean the workpiece.

[0026] Further, one end of the blanking inclined plate 7 is located at the discharge port 6.

[0027] The working principle of the utility model is as follows: first, start the telescopic cylinder 22, the telescopic rod drives the driving rod 23 to move so that the second rack 24 is engaged with the second gear 21, at this time the screw rod 20 rotates to drive the straight rod 17 to move horizontally, at this time the first rack 14 is engaged with the first gear 12 to drive the push rod 11 to push the workpiece into the receiving box 25, then start the driving motor 3, the output end of which drives the third gear 33 to engage with the third rack 31 to drive the bearing block 30 to move the receiving box 25 to the other end of the support plate 4 through the slide rod 29, finally the external AGV car can take away the workpiece in the receiving box 25.

[0028] The above description is only the description of the preferred embodiment of the utility model, and is not any limitation on the range of the utility model. Any change and modification of the above disclosure by the ordinary skilled in the art is within the protection scope of the claims.

Claims

1. A blanking mechanism of a cold header, comprising a base plate (1), characterized in that, The bottom plate (1) is provided with a cold header body (2) and a support plate (4) fixed by several columns (3), the side of the cold header body (2) is rotatably connected with a side door (5), the side of the side door (5) is provided with a discharge port (6) and is fixed with a discharging inclined plate (7), the other end of the discharging inclined plate (7) is fixed with a discharging straight plate (8), the two inner sides of the straight plate (8) are provided with straight notches (9), the two outer sides are provided with moving rods (13), the bottom end is fixed with two first fixed blocks (18) and is provided with telescopic cylinders (22), the straight notches (9) are movably connected with rotating shafts (10), the side of the rotating shaft (10) is fixed with first gears (12) and push rods (11), the two moving rods (13) are respectively located outside the two first gears (12) and are fixed with several first racks (14) on the side close to the first gears (12), the bottom side is fixed with movable rods (16) through two connecting rods (15), the two movable rods (16) are fixed with a straight rod (17) therebetween, and the side of the straight rod (17) is threadedly connected with a screw rod (20). The two first fixed blocks (18) are fixed with bearings (19) on the inner sides, the screw rod (20) is fixed with a second gear (21) and is connected with the two bearings (19) at the two ends, and the telescopic end of the telescopic cylinder (22) is connected with a driving rod (23), the side close to the second gear (21) of the driving rod (23) is fixed with several second racks (24) meshed and driven with the second gear (21). The top end of the support plate (4) is provided with a sliding groove (26) and is provided with a conveying mechanism.

2. A cold header knockout mechanism as defined in claim 1, wherein, The conveying mechanism comprises a material collecting box (25) and a fixed plate (28), the material collecting box (25) is located at the top end of the support plate (4) and is fixed with a sliding rod (29) at the bottom end, the fixed plate (28) is located at the bottom end of the support plate (4) and is fixedly connected with the support plate (4) through two fixed rods (27), the sliding rod (29) is slidably connected with the sliding groove (26) and is fixed with a bearing block (30) at the bottom end of the support plate (4), the top end of the fixed plate (28) is fixed with several third racks (31), the bottom end of the bearing block (30) is fixed with a driving motor (32), and the output end is connected with a third gear (33) meshed and driven with the several third racks (31).

3. A cold header knockout mechanism as defined in claim 2 wherein, The top end of the support plate (4) is further provided with two first guide rods (37), the two ends of the two first guide rods (37) are fixedly connected with the support plate (4) through second fixed blocks (36), the two sides of the material collecting box (25) are fixed with square rods (38), the other ends of the two square rods (38) are fixed with guide pipes (39), and the two guide pipes (39) are slidably connected with the two first guide rods (37) respectively.

4. The cold header knockout mechanism of claim 1 wherein, The bottom surface of the discharging straight plate (8) is further provided with two second guide rods (35), the two second guide rods (35) are slidably connected with the straight rod (17) and are fixedly connected with the discharging straight plate (8) through third fixed blocks (34) at the two ends.

5. The cold header knockout mechanism of claim 1 wherein, Two said push rods (11) are oppositely arranged and the other ends of the two push rods are located in the straight blanking plate (8).

6. The cold header knockout mechanism of claim 1 wherein, One end of the blanking inclined plate (7) is located at the discharge port (6).

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