CN213033394U

CN213033394U - Punching riveting transmission mechanism

Info

Publication number: CN213033394U
Application number: CN202021446971.6U
Authority: CN
Inventors: 许大新
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-04-23
Anticipated expiration: 2030-07-21

Abstract

The utility model relates to a buttonhole riveting technical field that punches a hole specifically is a riveting drive mechanism punches a hole, and belt pulley on the organism is connected with the main shaft through the clutch, and one side slidable mounting of organism has the fixed plate, and the opposite side of organism rotates and is connected with the rocking arm, fixed cup joint has the slide that the drive fixed plate removed to remove on the main shaft, and the upper and lower both ends symmetric connection of fixed plate has the connecting rod, and the lower extreme of going up the die-pin is connected with the chopper, lower die-pin and die-cutter pole have been pegged graft in the activity down on the slide, and still fixed cup joint has the swing wedge of drive rocking arm to remove the cam on the main shaft, and the lower extreme of rocking arm is connected with pushing mechanism, and pushing mechanism promotes the die-cutter pole and drives the die-cutter and moves upward. According to the punching riveting transmission mechanism, all mechanical actions are from one power source, the actions cannot be interfered at high speed and low speed, the actions are stable, and the manufacturing cost is low.

Description

Punching riveting transmission mechanism

Technical Field

The utility model relates to a button hole riveting technical field that punches a hole specifically is a riveting drive mechanism punches a hole.

Background

Currently, there are two widely used punching and riveting methods. One is to punch holes manually and then perform secondary riveting by using special equipment. The other type is punching riveting equipment adopting an electric cylinder design. The former, manual punching inefficiency, and there is the potential safety hazard. In the latter case, although the punching and caulking can be completed at one time, there are the following drawbacks. Firstly, the electric jar is bulky, and is with high costs, and many auxiliary electrical appliances, electronic component need be accomplished to electric jar and mechanical mechanism in step. Secondly, when the motor runs at high speed, the electric cylinder and the mechanical part can generate interference. Therefore, the efficiency is not high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a riveting drive mechanism punches a hole to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a punching riveting transmission mechanism comprises a bottom beam fixedly connected on a machine body, a belt pulley on the machine body is connected with a main shaft through a clutch in a clutching way, a fixed plate is slidably arranged on one side of the machine body, a rocker arm is rotatably connected on the other side of the machine body, a slide moving cam for driving the fixed plate to move is fixedly sleeved on the main shaft, the upper end and the lower end of the fixed plate are symmetrically connected with connecting rods, the other end of the connecting rod positioned above is connected with an upper slide, the upper slide is fixedly inserted with a cutting iron rod and an upper die rod, the lower end of the cutting iron rod is connected with an upper die, the lower end of the upper die rod is connected with a cutting iron, the other end of the connecting rod positioned below is connected with a lower slide, a lower die rod and a punching cutter rod are movably inserted into the lower sliding seat, the upper end of the lower die rod is connected with a lower die which is positioned on the same vertical line with the upper die, and the upper end of the punching cutter rod is connected with a punching cutter which is positioned on the same vertical line with the chopper;

the main shaft is also fixedly sleeved with a wedge moving cam for driving the rocker arm to swing, the lower end of the rocker arm is connected with a pushing mechanism, the pushing mechanism pushes the punch rod to drive the punch to move upwards so as to realize punching operation, and the pushing mechanism pushes the lower die rod to drive the lower die to move upwards so as to realize riveting operation.

Preferably, the rear side joint of fixed plate is in middle connecting piece, and the rear side joint of middle connecting piece is on the second slider, and second slider sliding connection is at the second slide rail, and the second slide rail is fixed on the organism.

Preferably, the lower ends of the lower die rod and the punch rod are connected with a gland, a groove for the lower die rod and the punch rod to move is formed in the bottom beam, springs are respectively wound on the lower die rod and the punch rod, and two ends of each spring are respectively connected with the gland and the lower sliding seat.

Preferably, the pushing mechanism comprises a top rod seat connected to the lower end of the bottom beam, and a top rod penetrating through the bottom beam and pushing the pressing cover to ascend is movably inserted into the top rod seat.

Preferably, the pushing mechanism further comprises a jacking mechanism for driving the mandril to reciprocate.

Preferably, climbing mechanism includes the short connecting rod with rocking arm articulated, the other end of short connecting rod articulates there is the swing arm of rotation connection on the organism, the other end of swing arm articulates there is the connecting rod, the other end of connecting rod articulates there is first slide rail, sliding connection has the first slider of fixing on the floorbar lateral wall on the first slide rail, be connected with the drift connecting piece on the first slide rail, the lower extreme of drift connecting piece is connected with the drift that other end lateral wall is the hypotenuse setting, the logical groove that supplies the drift to pass is seted up to the lower extreme of ejector pin seat, the lower extreme of ejector pin rotates and is connected with the gyro wheel of roll on.

Preferably, the lower extreme of ejector pin seat is connected with the layer board of bearing drift, and the layer board surface is the gliding smooth surface structure of drift of being convenient for, and the layer board passes through the extension spring to be connected with the lower extreme of ejector pin.

Preferably, the upper end of rocking arm is connected with the rocking arm extension spring that the other end is connected and is used for the rocking arm to reset on the organism, is connected with the fixed plate extension spring that the other end is connected and is used for the fixed plate to reset on the organism on the fixed plate.

Preferably, two symmetrical convex parts are arranged on the wedge moving cam, one convex part is arranged on the sliding seat moving cam, the main shaft rotates for one circle, and the fixed plate moves once, and the ejector rod lifts twice.

Compared with the prior art, the beneficial effects of the utility model are that: according to the punching riveting transmission mechanism, all mechanical actions are from one power source, the actions cannot be interfered at high speed and low speed, the actions are stable, and the manufacturing cost is low.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of another perspective structure of the present invention;

fig. 3 is a schematic front view of the structure of fig. 1 according to the present invention.

In the figure: the device comprises a bottom beam 1, a swing arm 2, a connecting rod 3, a first slide rail 4, a first slide block 5, a wedge iron connecting piece 6, a wedge iron 7, a supporting plate 8, a tension spring 9, a roller 10, a top rod seat 11, a top rod 12, a gland 13, a spring 14, a lower slide seat 15, a punching knife rod 16, a punching knife 17, a chopping iron 18, an upper die 19, a lower die 20, a lower die rod 21, an upper slide seat 22, a chopping iron rod 23, an upper die rod 24, a connecting rod 25, a slide moving cam 26, a rocker arm tension spring 27, a fixing plate 28, a middle connecting piece 29, a second slide block 30, a second slide rail 31, a main shaft 32, a rocker arm 33, a wedge moving cam 34 and a short connecting rod 35.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a punching riveting transmission mechanism comprises a bottom beam 1 fixedly connected on a machine body, a belt pulley on the machine body is connected with a main shaft 32 through clutch, a fixed plate 28 is slidably arranged on one side of the machine body, a fixed plate tension spring with the other end connected on the machine body and used for resetting the fixed plate 28 is connected on the fixed plate 28, the rear side of the fixed plate 28 is connected on an intermediate connecting piece 29 in a clamping way, the rear side of the intermediate connecting piece 29 is connected on a second sliding block 30 in a clamping way, the second sliding block 30 is slidably connected on a second sliding rail 31, the second sliding rail 31 is fixed on the machine body, the other side of the machine body is rotatably connected with a rocker arm 33, the upper end of the rocker arm 33 is connected with a rocker arm tension spring 27 with the other end connected on the machine body and used for resetting the rocker arm 33, a slide moving cam 26 driving the fixed plate 28 to move is, an iron chopping rod 23 and an upper die rod 24 are fixedly inserted and connected onto the upper sliding seat 22, an upper die 19 is connected to the lower end of the iron chopping rod 23, an iron chopping 18 is connected to the lower end of the upper die rod 24, a lower sliding seat 15 is connected to the other end of the connecting rod 25 located below, a lower die rod 21 and a punching knife rod 16 are movably inserted and connected onto the lower sliding seat 15, a lower die 20 located on the same vertical line with the upper die 19 is connected to the upper end of the lower die rod 21, a punching knife 17 located on the same vertical line with the iron chopping 18 is connected to the upper end of the punching knife rod 16, a gland 13 is connected to the lower ends of the lower die rod 21 and the punching knife rod 16, grooves for the lower die rod 21 and the punching knife rod 16 to move are formed in the bottom beam 1, springs 14 are respectively wound on the lower die rod 21 and the punching knife rod 16, and two ends of the springs 14 are.

The main shaft 32 is also fixedly sleeved with a wedge moving cam 34 for driving the rocker arm 33 to swing, the lower end of the rocker arm 33 is connected with a pushing mechanism, the pushing mechanism pushes the punch rod 16 to drive the punch 17 to move upwards so as to realize punching operation, and the pushing mechanism pushes the lower die rod 21 to drive the lower die 20 to move upwards so as to realize riveting operation.

The pushing mechanism comprises a top rod seat 11 connected to the lower end of the bottom beam 1, a top rod 12 movably inserted into the top rod seat 11 and penetrating through the bottom beam 1 to push the pressing cover 13 to ascend in the groove, the pushing mechanism further comprises a jacking mechanism for driving the top rod 12 to reciprocate, the jacking mechanism comprises a short connecting rod 35 hinged with a rocker arm 33, the other end of the short connecting rod 35 is hinged with a swing arm 2 rotatably connected to the machine body, the other end of the swing arm 2 is hinged with a connecting rod 3, the other end of the connecting rod 3 is hinged with a first sliding rail 4, the first sliding rail 4 is slidably connected with a first sliding block 5 fixed on the side wall of the bottom beam 1, the first sliding rail 4 is connected with a wedge connecting piece 6, the lower end of the wedge connecting piece 6 is connected with a wedge 7 with the side wall of the other end being arranged in an inclined edge, the lower end of the top rod seat 11 is provided with, the lower extreme of ejector pin seat 11 is connected with layer board 8 of bearing drift 7, and layer board 8 surface is the gliding smooth surface structure of drift 7 of being convenient for, and layer board 8 is connected with the lower extreme of ejector pin 12 through extension spring 9.

Wherein, the wedge iron moving cam 34 is provided with two symmetrical convex parts, the slide seat moving cam 26 is provided with one convex part, the main shaft 32 rotates one circle to realize that the fixed plate 28 moves once and the mandril 12 jacks twice.

The working principle is as follows: when the equipment runs, the main shaft 32 is separated from the belt pulley clutch, and the main shaft 32 is in a static state; when the clutch is combined, the main shaft 32 rotates clockwise, the initial section is that the slide moving cam 26 is positioned at the largest concentric circle part of the cam, at this time, the punching knife rod 16, the iron chopping rod 23 and the ejector rod 12 are positioned on the same axis, the upper slide seat 22 and the lower slide seat 15 are in a static state, the wedge moving cam 34 is positioned at a rising curved surface section, the rocker arm 33 is driven to swing clockwise, the swing arm 2 swings anticlockwise, the wedge 7 is pushed to move rightwards, the inclined surface of the wedge 7 pushes the ejector rod 12 to move upwards, so that the punching knife rod 16 and the punching knife 17 move upwards, and punching operation is realized;

after punching, the main shaft 32 continues to rotate to the downward curved section of the wedge moving cam 34, the rocker arm 33 and the swing arm 2 drive the wedge 7 to move leftward, the ejector rod 12 moves downward along the inclined plane of the wedge 7 under the action of the tension spring 9, and simultaneously the punch rod 16 and the punch 17 also move downward to the lowest point under the action of the spring 14, at this time, the main shaft 32 continues to rotate, and the slide moving cam 26 rotates to the downward curved section, so as to drive the second slide block 30, the intermediate connecting plate 29, the fixing plate 28, the connecting rod 25, the upper slide 22 and the lower slide 15 to move rightward along the second slide rail 31 until the ejector rod 12, the lower mold rod 21 and the upper mold rod 24 are coaxial. At this time, the slide moving cam 26 is in the minimum concentric circle curved surface, the upper slide 22 and the lower slide 15 are in a static state, and the wedge moving cam 34 is in another ascending curved surface section, and continues to push the wedge 7 to move right, so as to push the ejector rod 12, the lower mold rod 21 and the lower mold 20 to move upwards to realize riveting;

after the riveting is finished, the spindle 32 continues to rotate, the slide moving cam 26 is located in the rising curved surface section to drive the upper slide 22 and the lower slide 15 to move to the right, meanwhile, the wedge moving cam 34 is located in the descending curved surface section to drive the wedge 7 to move to the left, the spindle 32 rotates to 360 degrees in a circle, all parts are located at the initial position, and the clutch is disengaged again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a riveting drive mechanism punches a hole, includes floorbar (1) of fixed connection on the organism, and the belt pulley on the organism is connected with main shaft (32) through the clutch separation and reunion, and one side slidable mounting of organism has fixed plate (28), and the opposite side of organism rotates and is connected with rocking arm (33), its characterized in that: a slide moving cam (26) for driving the fixing plate (28) to move is fixedly sleeved on the main shaft (32), the upper end and the lower end of the fixing plate (28) are symmetrically connected with connecting rods (25), the other end of the connecting rod (25) positioned above is connected with an upper slide seat (22), an iron chopping rod (23) and an upper mold rod (24) are fixedly inserted on the upper slide seat (22), the lower end of the iron chopping rod (23) is connected with an upper mold (19), the lower end of the upper mold rod (24) is connected with an iron chopping (18), the other end of the connecting rod (25) positioned below is connected with a lower slide seat (15), a lower die rod (21) and a punching knife rod (16) are movably inserted into the lower sliding seat (15), the upper end of the lower die rod (21) is connected with a lower die (20) which is positioned on the same vertical line with the upper die (19), and the upper end of the punching knife rod (16) is connected with a punching knife (17) which is positioned on the same vertical line with the chopping iron (18);

the main shaft (32) is further fixedly sleeved with a wedge moving cam (34) for driving the rocker arm (33) to swing, the lower end of the rocker arm (33) is connected with a pushing mechanism, the pushing mechanism pushes the punching cutter rod (16) to drive the punching cutter (17) to move upwards to realize punching operation, and the pushing mechanism pushes the lower die rod (21) to drive the lower die (20) to move upwards to realize riveting operation.

2. A punch riveting drive mechanism according to claim 1, characterized in that: the rear side joint of fixed plate (28) is in middle connecting piece (29), and the rear side joint of middle connecting piece (29) is on second slider (30), and second slider (30) sliding connection is on second slide rail (31), and second slide rail (31) are fixed on the organism.

3. A punch riveting drive mechanism according to claim 1, characterized in that: the lower ends of the lower die rod (21) and the punching cutter rod (16) are connected with a gland (13), a groove for the lower die rod (21) and the punching cutter rod (16) to move is formed in the bottom beam (1), springs (14) are respectively wound on the lower die rod (21) and the punching cutter rod (16), and two ends of each spring (14) are respectively connected with the gland (13) and the lower sliding seat (15).

4. A punch riveting drive mechanism according to claim 3, characterized in that: the pushing mechanism comprises a top rod seat (11) connected to the lower end of the bottom beam (1), and a top rod (12) penetrating through the bottom beam (1) and pushing the pressure cover (13) to ascend is movably inserted into the top rod seat (11).

5. A punch riveting drive mechanism according to claim 4, characterized in that: the pushing mechanism also comprises a jacking mechanism for driving the ejector rod (12) to reciprocate.

6. A punch riveting drive mechanism according to claim 5, characterized in that: climbing mechanism include with rocking arm (33) articulated short connecting rod (35), the other end of short connecting rod (35) articulates there is swing arm (2) of rotation connection on the organism, the other end of swing arm (2) articulates there is connecting rod (3), the other end of connecting rod (3) articulates there is first slide rail (4), sliding connection has first slider (5) of fixing on floorbar (1) lateral wall on first slide rail (4), be connected with drift connecting piece (6) on first slide rail (4), the lower extreme of drift connecting piece (6) is connected with drift (7) that the other end lateral wall is the hypotenuse setting, the logical groove that supplies drift (7) to pass is seted up to the lower extreme of ejector pin seat (11), the lower extreme of ejector pin (12) rotates and is connected with gyro wheel (10) of rolling on drift (7) inclined plane.

7. The punch riveting transmission mechanism of claim 6, wherein: the lower extreme of ejector pin seat (11) is connected with layer board (8) of bearing drift (7), and layer board (8) surface is the gliding smooth surface structure of drift (7) of being convenient for, and layer board (8) are connected with the lower extreme of ejector pin (12) through extension spring (9).

8. A punch riveting drive mechanism according to claim 7, characterized in that: the upper end of rocking arm (33) is connected with the rocking arm extension spring (27) that the other end is connected on the organism and is used for rocking arm (33) to reset, is connected with the fixed plate extension spring that the other end is connected on fixed plate (28) and is used for fixed plate (28) to reset on the organism.

9. A punch riveting actuator as claimed in claim 8, wherein: two symmetrical convex parts are arranged on the wedge iron moving cam (34), one convex part is arranged on the sliding seat moving cam (26), the main shaft (32) rotates for one circle, the fixed plate (28) moves once, and the ejector rod (12) is jacked twice.