Vertical feeder of pneumatic pin shearing machine

Abstract

The utility model belongs to the technical field of pin shearing machines, and particularly relates to a vertical feeder of a pneumatic pin shearing machine, which comprises a base. A first fixing frame and a second fixing frame are sequentially bolted to the top of the base from left to right, a first motor is bolted to the front face of the second fixing frame through a fixing table, an output shaft of the first motor is fixedly connected with a driving roller, and the back face of the driving roller is rotationally connected with the back face of an inner cavity of the second fixing frame through a bearing. A conveying belt is arranged on the surface of the driving roller, and the front face and the back face of an inner cavity of the first fixing frame are rotationally connected with driven rollers through bearings. Through the structural design of a second motor, a positive and negative screw rod, a threaded sleeve, a movable rod, a movable plate, a movable column and a pressing strip, a workpiece conveyed on the conveying belt is pressed, deviation of the workpiece during pin shearing is avoided, the fixing effect on the workpiece is improved, and the shearing effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of foot shearing machines, in particular to a vertical feeder of a pneumatic foot shearing machine. Background Art

[0002] The pin shearing machine is mainly used to cut off the redundant pins of components after welding. After searching, the publication number CN213256826U discloses a new type of automatic feeding pin shearing machine. The movable knife bolt of the utility model is installed at the left end of the cutting cylinder, which is conducive to using the cutting cylinder to deposit the movable knife on the fixed knife during use, so as to facilitate the cutting of the pins; the threaded rod is welded to the upper and lower parts of the front and rear ends of the fixed plate, which is conducive to passing the threaded rod through the longitudinal slide groove and threading the locking nut according to needs, so as to facilitate the adjustment of the position of the threaded rod in the longitudinal slide groove according to needs, thereby adjusting the overall height of the auxiliary cutting frame structure.

[0003] However, the pin shearing machine still has the following shortcomings: the material is fed through a conveyor belt, but the conveyor belt has a poor fixing effect on the workpiece when feeding and shearing the pins, which causes the workpiece to easily shift when shearing the pins, resulting in poor shearing effect and difficulty in meeting processing requirements; therefore, in response to the above problems, a vertical feeder for a pneumatic pin shearing machine is proposed. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the prior art has the disadvantage of poor fixation effect on the workpiece when the conveyor belt is used to feed and shear the pins. For this reason, we propose a vertical feeder for a pneumatic pin shearing machine.

[0005] The technical solution adopted by the utility model to solve its technical problems is: a vertical feeder of a pneumatic shearing machine, comprising a base; a first fixed frame and a second fixed frame are bolted to the top of the base in sequence from left to right, a first motor is bolted to the front of the second fixed frame through a fixed platform, an active roller is fixedly connected to the output shaft of the first motor, a back side of the active roller is rotatably connected to the back side of an inner cavity of the second fixed frame through a bearing, a conveyor belt is arranged on the surface of the active roller, a driven roller is rotatably connected to the front and back sides of the inner cavity of the first fixed frame through bearings, the active roller and the driven roller are connected through a conveyor belt transmission, a support column is bolted to the top of the first fixed frame and the second fixed frame, and a top plate is bolted to the top of the support column, a box is bolted to the top of the top plate, a limiting component is arranged in the inner cavity of the box, a cylinder is bolted to the left side of the bottom of the top plate, and a shearing knife is bolted to the piston rod of the cylinder.

[0006] Preferably, the limit assembly includes a second motor, forward and reverse screw rods, a threaded sleeve, a movable rod, a movable plate, a movable column and a pressure strip. The second motor is bolted to the right side of the box body, and the output shaft of the second motor is fixedly connected to the forward and reverse screw rods. The left side of the forward and reverse screw rods is rotatably connected to the left side of the inner cavity of the box body through a bearing. The forward and reverse threads of the forward and reverse screw rods are threadedly connected to the threaded sleeve. The bottom of the threaded sleeve is hinged to the movable rod through a movable seat. The bottom of the movable rod is hinged to the movable plate through a movable seat. The two sides of the bottom of the movable plate are bolted to movable columns. The bottom of the movable column passes through the box body and the top plate in sequence and is bolted to a pressure strip.

[0007] Preferably, support plates are bolted to the front and back sides of the top of the base, and a support platform is bolted to the top of the support plate.

[0008] Preferably, a protective shell is bolted to the right side of the box body, and the second motor is located in the inner cavity of the protective shell.

[0009] Preferably, sliding columns are bolted to the tops of both sides of the inner cavity of the box body, and sliding sleeves are slidably connected to the surfaces of the sliding columns from left to right in sequence, and the bottom of the sliding sleeve is bolted to the top of the threaded sleeve.

[0010] Preferably, both sides of the inner cavity of the box body are provided with sliding grooves, the inner cavity of the sliding grooves is slidably connected with sliders, and the opposite sides of the sliders are bolted to the two sides of the movable plate through brackets.

[0011] The beneficial effects of the utility model are:

[0012] The utility model compacts the workpiece transported on the conveyor belt through the structural design of the second motor, positive and negative screw rods, threaded sleeves, movable rods, movable plates, movable columns and pressure strips, avoids the workpiece from shifting when the pins are sheared, improves the fixing effect of the workpiece, and improves the shearing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model 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 utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a cross-sectional view of the box structure of the utility model;

[0016] Figure 3 This is a cross-sectional view of the protective shell structure of the utility model;

[0017] Figure 4 For the utility model Figure 2 An enlarged view of the structure at point A is shown.

[0018] In the figure: 1. base; 2. first fixed frame; 3. second fixed frame; 4. first motor; 5. active roller; 6. conveyor belt; 7. driven roller; 8. top plate; 9. limit assembly; 91. second motor; 92. forward and reverse screw rods; 93. threaded sleeve; 94. movable rod; 95. movable plate; 96. movable column; 97. pressure strip; 10. box; 11. cylinder; 12. shear knife; 13. support table; 14. protective shell; 15. sliding column; 16. sliding sleeve; 17. slide groove; 18. slider. DETAILED DESCRIPTION

[0019] 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.

[0020] The following is combined with Figure 1-4 To further explain this application in detail,

[0021] The present application embodiment discloses a vertical feeder for a pneumatic leg shearing machine. Figure 1 and Figure 2 , a vertical feeder of a pneumatic shearing machine, comprising a base 1; a first fixed frame 2 and a second fixed frame 3 are bolted to the top of the base 1 from left to right in sequence, a first motor 4 is bolted to the front of the second fixed frame 3 through a fixed platform, an active roller 5 is fixedly connected to the output shaft of the first motor 4, the back of the active roller 5 is rotatably connected to the back of the inner cavity of the second fixed frame 3 through a bearing, a conveyor belt 6 is arranged on the surface of the active roller 5, the front and back of the inner cavity of the first fixed frame 2 are rotatably connected to a driven roller 7 through a bearing, the active roller 5 and the driven roller 7 are connected by the conveyor belt 6, a support column is bolted to the top of the first fixed frame 2 and the second fixed frame 3, and a top plate 8 is bolted to the top of the support column, a box 10 is bolted to the top of the top plate 8, a limiting component 9 is arranged in the inner cavity of the box 10, a cylinder 11 is bolted to the left side of the bottom of the top plate 8, and a shearing knife 12 is bolted to the piston rod of the cylinder 11; the first motor 4 drives the active roller 5 to rotate, thereby driving the driven roller 7 to rotate through the conveyor belt 6, and the conveyor belt 6 transports the workpiece to the left.

[0022] Reference Figure 2 and Figure 3The limit assembly 9 includes a second motor 91, a positive and negative screw rod 92, a threaded sleeve 93, a movable rod 94, a movable plate 95, a movable column 96 and a pressure strip 97. The second motor 91 is bolted to the right side of the box body 10, and the output shaft of the second motor 91 is fixedly connected to the positive and negative screw rod 92. The left side of the positive and negative screw rod 92 is rotatably connected to the left side of the inner cavity of the box body 10 through a bearing. The positive and negative threads of the positive and negative screw rod 92 are both threadedly connected with the threaded sleeve 93. The bottom of the threaded sleeve 93 is hinged with the movable rod 94 through a movable seat. The bottom of the movable rod 94 A movable plate 95 is hinged through a movable seat, and movable columns 96 are bolted on both sides of the bottom of the movable plate 95. The bottom of the movable column 96 passes through the box body 10 and the top plate 8 in sequence and is bolted with a pressure strip 97; the second motor 91 drives the forward and reverse screw rods 92 to rotate, and the forward and reverse screw rods 92 drive the threaded sleeve 93 to move toward each other, and the threaded sleeve 93 drives the movable rod 94 to rotate, so that the movable rod 94 drives the movable plate 95 to move downward, and the movable plate 95 drives the movable column 96 to move downward. At this time, the movable column 96 drives the pressure strip 97 to move downward to press and fix the workpiece.

[0023] Reference Figure 1 The front and back sides of the top of the base 1 are both bolted with support plates, and the top of the support plates is bolted with a support platform 13; the workpiece is supported when shearing and fixing the workpiece.

[0024] Reference Figure 3 A protective shell 14 is bolted to the right side of the box body 10, and the second motor 91 is located in the inner cavity of the protective shell 14; the second motor 91 is protected to prevent other objects from colliding with the second motor 91.

[0025] Reference Figure 2 The tops of both sides of the inner cavity of the box body 10 are bolted with sliding columns 15, and the surfaces of the sliding columns 15 are slidably connected with sliding sleeves 16 from left to right in sequence, and the bottom of the sliding sleeve 16 is bolted to the top of the threaded sleeve 93; the threaded sleeve 93 is limited and the threaded sleeve 93 is assisted to move, thereby improving the stability of the threaded sleeve 93.

[0026] Reference Figure 4 A slide groove 17 is provided on both sides of the inner cavity of the box body 10, and a slider 18 is slidably connected to the inner cavity of the slide groove 17. The opposite side of the slider 18 is bolted to the two sides of the movable plate 95 through a bracket; the movable plate 95 is limited and assisted to move, thereby improving the stability of the movable plate 95.

[0027] Working principle: turn on the first motor 4, the first motor 4 drives the active roller 5 to rotate, thereby driving the driven roller 7 to rotate through the conveyor belt 6, and the conveyor belt 6 conveys the workpiece to the left. When the workpiece is conveyed to the bottom of the shearing knife 12, the second motor 91 is turned on, the second motor 91 drives the forward and reverse screw rods 92 to rotate, the forward and reverse screw rods 92 drive the threaded sleeve 93 to move towards each other, and the threaded sleeve 93 drives the movable rod 94 to rotate, so that the movable rod 94 drives the movable plate 95 to move downward, and the movable plate 95 drives the movable column 96 to move downward. At this time, the movable column 96 drives the pressure bar 97 to move downward to press and fix the workpiece, and then the cylinder 11 is turned on, and the cylinder 11 drives the shearing knife 12 to move downward to shear the pins of the workpiece.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A vertical feeder for a pneumatic leg shearing machine, characterized in that: The invention comprises a base (1); a first fixing frame (2) and a second fixing frame (3) are bolted to the top of the base (1) from left to right in sequence; a first motor (4) is bolted to the front of the second fixing frame (3) via a fixing platform; an active roller (5) is fixedly connected to the output shaft of the first motor (4); the back of the active roller (5) is rotatably connected to the back of the inner cavity of the second fixing frame (3) via a bearing; a conveyor belt (6) is arranged on the surface of the active roller (5); the front and back of the inner cavity of the first fixing frame (2) are both connected to the conveyor belt (6); A driven roller (7) is rotatably connected via a bearing, and the active roller (5) and the driven roller (7) are connected by a conveyor belt (6). The tops of the first fixed frame (2) and the second fixed frame (3) are bolted with support columns, and the tops of the support columns are bolted with a top plate (8). The top of the top plate (8) is bolted with a box body (10), and a limit position assembly (9) is provided in the inner cavity of the box body (10). The left side of the bottom of the top plate (8) is bolted with a cylinder (11), and the piston rod of the cylinder (11) is bolted with a shear knife (12).

2. A vertical feeder for a pneumatic leg shearing machine according to claim 1, characterized in that: The limiting assembly (9) comprises a second motor (91), a positive and negative screw rod (92), a threaded sleeve (93), a movable rod (94), a movable plate (95), a movable column (96) and a pressure strip (97). The second motor (91) is bolted to the right side of the box body (10), the output shaft of the second motor (91) is fixedly connected to the positive and negative screw rod (92), the left side of the positive and negative screw rod (92) is rotatably connected to the left side of the inner cavity of the box body (10) through a bearing, the positive thread and the negative thread of the positive and negative screw rod (92) are both threadedly connected to the threaded sleeve (93), the bottom of the threaded sleeve (93) is hinged to the movable rod (94) through a movable seat, the bottom of the movable rod (94) is hinged to the movable plate (95) through a movable seat, the two sides of the bottom of the movable plate (95) are bolted to the movable columns (96), the bottom of the movable column (96) passes through the box body (10) and the top plate (8) in sequence and is bolted to the pressure strip (97).

3. The vertical feeder of a pneumatic leg shearing machine according to claim 1, characterized in that: The front and back sides of the top of the base (1) are both bolted with support plates, and the top of the support plates is bolted with a support platform (13).

4. A vertical feeder for a pneumatic leg shearing machine according to claim 2, characterized in that: A protective shell (14) is bolted to the right side of the box body (10), and the second motor (91) is located in the inner cavity of the protective shell (14).

5. The vertical feeder of a pneumatic leg shearing machine according to claim 1, characterized in that: The tops of both sides of the inner cavity of the box body (10) are bolted with sliding columns (15), and the surfaces of the sliding columns (15) are slidably connected with sliding sleeves (16) in sequence from left to right, and the bottom of the sliding sleeve (16) is bolted to the top of the threaded sleeve (93).

6. The vertical feeder of a pneumatic leg shearing machine according to claim 1, characterized in that: Slide grooves (17) are provided on both sides of the inner cavity of the box body (10), and a slider (18) is slidably connected to the inner cavity of the slide groove (17), and the opposite sides of the slider (18) are bolted to the two sides of the moving plate (95) through a bracket.

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