CN205551364U - Riveting apparatus - Google Patents

Abstract

A riveting device, including a base plate, on which a primary riveting device and a secondary riveting device are installed, and the primary riveting device has two groups respectively installed at both ends of the secondary riveting device. After the rivet head is placed on the workpiece, the rivet head can be riveted through the equipment, which can not only reduce physical exertion, but also improve work efficiency and processing quality.

Description

A riveting device

technical field

The utility model relates to a riveting device, which is used for riveting a workpiece.

Background technique

The riveting operation of the workpiece is a very common mechanical operation process in the machining and assembly process. The riveting operation of the workpiece is a heavy workload for mechanical assembly, and if it is all done by manpower, it is very labor-intensive and prone to accidental injuries during the operation. If professional equipment is used for operation, it can not only reduce physical exertion, but also improve work efficiency and processing quality.

Contents of the invention

The technical problem to be solved by the utility model is to provide a riveting device. After the rivet head is placed on the workpiece, the rivet head can be riveted through the equipment, which can not only reduce physical exertion, but also improve work efficiency and processing quality.

In order to solve the above technical problems, the technical solution of the utility model is: a riveting device, including a base plate, on which a primary riveting device and a secondary riveting device are installed, and the primary riveting device has two groups respectively installed on Both ends of the secondary riveting device;

--The initial riveting device includes a driving mechanism, a supporting part is installed on the driving mechanism, and a pressing mechanism is installed on the bottom plate on one side of the supporting part;

The drive mechanism includes a lead screw rotatably mounted on the base plate, on which a nut forming a ball screw pair is installed, and a drive motor mounted on the base plate, which drives the lead screw to rotate through a belt;

The support part includes a first guide rail installed on the bottom plate, a first slider that constitutes a linear movement pair with it is installed on the first guide rail, a support platform is installed on the first slider, and a plurality of workpieces are installed on the support platform Deck 25, the support platform is connected with the nut in the drive mechanism;

The pressing mechanism includes a support frame fixed on the bottom plate, a support plate is fixed at one end of the support frame, and a plurality of pressing parts are installed on the support plate, and the pressing parts include a first cylinder, a second guide rail, a top The pressure part and the guide bar are installed on the second guide rail with the second slider that forms a pair of linear guide rails. The top pressure part is fixed on the second slider, and the piston rod of the first cylinder pushes the top pressure part on the second slider. For moving, there are two guide strips, and the pressing part is located in the channel separated by the two guide strips;

--The secondary riveting device includes a plurality of supporting columns fixed on the bottom plate, one end of each supporting column is fixedly connected to a top plate, and a pressing plate that can move up and down on the supporting column is sleeved on the supporting column, A second cylinder is installed on the top plate, the piston rod of the second cylinder is connected with the pressure plate, and a plurality of pressure rods are fixed on the end surface of the pressure plate facing the bottom plate, and the supporting part can be moved into the interlayer between the pressure plate and the bottom plate .

The pressing part includes a pressing seat and a pressing needle fixed on the pressing seat, and the pressing seat is connected with the piston rod of the first cylinder.

A plurality of positioning pins are fixed on the end face of the supporting platform.

A head box for accommodating rivet heads is installed on the base plate.

The supporting platform includes an upper plate and a lower plate, and a plurality of springs are installed between the upper plate and the lower plate.

The beneficial effects of the utility model are: after the workpiece with the rivet head is placed on the workpiece holder 25, the lateral displacement of the workpiece can be realized through the driving mechanism. Move, position and rivet the rivet head. After all the rivet heads on the workpiece are riveted at the top pressing part, they are pushed into the compartment between the pressing plate and the bottom plate through the supporting part and the driving part. The rod presses all the rivet heads on the workpiece at one time, thereby effectively reducing the physical exertion of workers, and improving work efficiency and processing quality.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the three-dimensional structure schematic diagram of wherein one angle of the utility model,

Fig. 2 is the three-dimensional structure schematic diagram of another angle of the utility model,

Figure 3 is a schematic diagram of the front view of the utility model,

Fig. 4 is a three-dimensional structural schematic diagram of the pressing mechanism of the present invention,

Fig. 5 is a partial side view schematic diagram of the utility model,

Fig. 6 is a schematic diagram of a partial three-dimensional structure of the present invention.

In the figure: bottom plate 1, primary riveting device 2, secondary riveting device 3, workpiece 4, lead screw 21, first guide rail 22, driving motor 23, supporting platform 24, workpiece holder 25, positioning pin 26, pressure head Box 27, pressing mechanism 28, pressing plate 31, top plate 32, second cylinder 33, support column 34, first slide block 221, belt 231, lower plate 241, upper plate 242, spring 243, support frame 280, first air cylinder 281, support plate 282, press seat 283, guide bar 284, press pin 285, screw sleeve 286, backing plate 287, second guide rail 288, second slide block 289, press bar 311.

detailed description

As shown in Figures 1 to 5: a riveting device, including a base plate 1, a primary riveting device 2 and a secondary riveting device 3 are installed on the base plate 1, and the primary riveting device 2 has two groups respectively installed in two The two ends of secondary riveting device 3;

--The initial riveting device 2 includes a driving mechanism, on which a supporting part is installed, and a pressing mechanism 28 is installed on the bottom plate 1 on one side of the supporting part;

The drive mechanism includes a lead screw 21 rotatably installed on the base plate 1, on which a nut (not shown in the figure) that constitutes a ball screw 21 pair is installed on the lead screw 21, and also includes a drive screw mounted on the base plate 1. The motor 23 drives the lead screw 21 to rotate through the belt 231 of the drive motor 23;

The support part comprises the first guide rail 22 installed on the base plate 1, on the first guide rail 22 is installed the first slide block 221 which constitutes a linear movement pair with it, on the first slide block 221, a support platform 24 is installed, on the support platform 24, a plurality of workpiece holders 25 are installed, and the support platform 24 is connected with the nut in the drive mechanism. Each workpiece holder 25 is divided into two rows, and one workpiece;

As shown in Figure 4, the pressing mechanism 28 includes a support frame 280 fixed on the base plate 1, a support plate 282 is fixed at one end of the support frame 280, and a plurality of pressing parts are installed on the support plate 282. The tight part includes a first cylinder 281, a second guide rail 288, a pressing part and a guide bar 284, and a second slide block 289 forming a linear guide rail pair is mounted on the second guide rail 288, and the pressing part is fixed on the second slide block 289. On, the piston rod of the first air cylinder 281 pushes the pressing part to move on the second slide block 289. There are two guide bars 284, and the pressing part is located in the channel separated by the two guide bars 284; Two pressing parts are installed, and the two pressing parts are staggered by the screw sleeve 286 and the backing plate 287, and the two pressing parts can simultaneously rivet and press two workpieces respectively. The function of the pressing mechanism 28 is to preliminarily position the rivet head before the rivet head is pressed, so as to prevent the secondary riveting device 3 from biasing the rivet head when the rivet head is pressed, causing the workpiece to be scrapped. The guide bar 284 can prevent the pressing part from shifting left and right;

--The secondary riveting device 3 includes a plurality of support columns 34 fixed on the bottom plate 1, one end of each support column 34 is fixedly connected to a top plate 32, and a support column is socketed on the support column 34 The pressing plate 31 that moves up and down on 34 is equipped with a second cylinder on the top plate 32, the piston rod of the second cylinder is connected with the pressing plate 31, and a plurality of pressing rods 311 are fixed on the end face of the pressing plate 31 facing the bottom plate 1, and the supporting Part of it can be moved into the interlayer between the pressing plate 31 and the bottom plate 1. After the workpiece moves below the pressing plate 31, the second cylinder pushes the pressing plate 31 to move downward, and the pressing plate 31 transmits the pressure to the pressing rods 311. Each pressing rod 311 Align each rivet on the workpiece for riveting, and the number and position of the pressing rods 311 can be determined according to the number and position of the rivet heads on the workpiece.

The pressing part includes a pressing seat 283 and a pressing needle 285 fixed on the pressing seat 283, the pressing seat 283 is connected with the piston rod of the first cylinder 281, and the pressing needle 285 may have a thinner front end and a thicker rear end , the front end is thinner than the hole in the rivet head and can be inserted into the rivet head to position the rivet head; the rear end is thicker than the hole in the rivet head and can push the pressing pin 285 to move downward to tighten the rivet head against the workpiece Above; the pressure seat 283 is a square block, located in the channel separated by the two guide strips 284, and can move up and down in the channel.

A plurality of positioning pins 26 are fixed on the end face of the support platform 24, and the upper end of the positioning pins 26 can be conical, and the position of the positioning pins 26 can be customized according to the pin holes on the workpiece. When in use, the positioning pins 26 are inserted into the Position the workpiece in the pin hole on the workpiece to prevent the workpiece from wandering during the riveting process.

A head box 27 for holding the rivet head is installed on the base plate 1, and the head box 27 can be used to take the rivet head conveniently.

The support platform 24 includes an upper plate 242 and a lower plate 241, and a plurality of springs 243 are installed between the upper plate 242 and the lower plate 241. This structure can buffer the riveting process and avoid damage to the device due to hard impact. .

The practical working process is: take the workpiece, place the workpiece 4 on the workpiece holder 25, and align the pin holes on the workpiece holder 25 with the positioning pin 26 during installation, and then insert the rivet heads into the workpiece 4 respectively. In the riveting hole on the top, start the driving motor 23, the driving motor 23 drives the screw 21 to rotate, the screw 21 drives the nut to move, and the nut drives the support platform 24 to move laterally, when the rivet head moves below the pressure pin 285, start the first Cylinder 281, the first cylinder 281 performs preliminary positioning and riveting on the rivet head. After the above steps are installed, when the rivet head on the workpiece is completely riveted by the pressing needle 285, the support platform 24 is laterally displaced again and moved to the bottom of the pressing plate 31. The two cylinders start, push the pressing plate 31 to move downward, and press the rivet head by the pressing bar 311 on the pressing plate 31. After the pressing is completed, the pressing plate 31 is lifted, the workpiece is taken out, and the support platform 24 is withdrawn. The workpiece is riveted on the primary riveting device 2 on the side.

Claims (5)

1. a riveting set, it is characterised in that: including base plate (1), be provided with first riveting device (2) and secondary riveting device (3) on base plate (1), described first riveting device (2) has two groups of two ends being separately mounted to secondary riveting device (3)；

--first riveting device (2) includes drive mechanism, is provided with support section, is provided with hold-down mechanism (28) on the base plate (1) of support section side in drive mechanism；

Described drive mechanism includes the leading screw (21) that may be rotatably mounted on base plate (1), leading screw (21) is provided with and constitutes the nut that ball-screw (21) is secondary with it, also including being arranged on and drive motor (23) on base plate (1), drive motor (23) drives leading screw (21) to rotate by belt (231)；

Support section includes the first guide rail (22) being arranged on base plate (1), first guide rail (22) is provided with and constitutes the first slide block (221) that rectilinear movement is secondary with it, first slide block (221) is provided with support platform (24), being provided with multiple workpiece deck (25) in support platform (24), described support platform (24) is connected with the nut in described drive mechanism；

Hold-down mechanism (28) includes the bracing frame (280) being fixed on base plate (1), it is installed with gripper shoe (282) in one end of bracing frame (280), gripper shoe (282) is provided with multiple compressed part, described compressed part includes the first cylinder (281), second guide rail (288), top splenium and gib block (284), equipped with the second slide block (289) constituting line slideway auxiliary with it on the second guide rail (288), top splenium is fixed on the second slide block (289), the piston rod of the first cylinder (281) promotes top splenium upper mobile at the second slide block (289), gib block (284) has two, top splenium is positioned between two gib blocks (284) passage being separated out；

--secondary riveting device (3) includes the many support columns (34) being installed on base plate (1), one end of each support column (34) is fixedly connected on one piece of top board (32), support column (34) is socketed with a pressing plate (31) that can move up and down on support column (34), top board (32) is provided with the second cylinder, the piston rod of the second cylinder is connected with pressing plate (31), being installed with many depression bars (311) at pressing plate (31) on the end face of base plate (1), described support section is movable in the interlayer between pressing plate (31) and base plate (1).

A kind of riveting set the most according to claim 1, it is characterised in that: described top splenium includes the pressing (285) on wedge (283) and fixing wedge (283), and wedge (283) is connected with the piston rod of the first cylinder (281).

A kind of riveting set the most according to claim 1, it is characterised in that: on the end face of support platform (24), it is installed with multiple alignment pin (26).

A kind of riveting set the most according to claim 1, it is characterised in that: on base plate (1), it is provided with one for the pressure head box (27) holding manufactured head.

A kind of riveting set the most according to claim 1, it is characterised in that: described support platform (24) includes upper plate (242) and lower plate (241), is provided with multiple spring (243) between upper plate (242) lower plate (241).