CN114311715A - Horizontal riveting machine - Google Patents

Abstract

The invention discloses a horizontal riveting machine, which comprises a top plate, wherein two fixing frames are fixedly connected to the lower surface of the top plate, the fixed frame is fixedly connected with an electric cylinder, the output end of the left side of the electric cylinder is fixedly connected with a connector, a push pin for extruding the rivet is fixedly connected on the connecting head, a guide mechanism for guiding and pushing the rivet is arranged at the left side of the push pin, a pressing mechanism which is fixedly arranged on the lower side of the top plate and is used for pressing wiper parts is arranged on the left side of the guide mechanism, through the positioning and guiding effects of the positioning ejector pin, the rivet can accurately enter the rivet hole under the pushing of the push pin, the rivet is designed horizontally, the rivet hole is flexible to install, the occupied space is small, the power of an electric cylinder, the force and the stroke can be accurately controlled, the excellent riveting quality is guaranteed, the positioning ejector pin and the push pin can move forwards and backwards, and the better flexibility is brought for automatic integration.

Description

Horizontal riveting machine

Technical Field

The invention relates to the field of riveting machines, in particular to a horizontal riveting machine.

Background

The riveting machine is a novel riveting device developed according to a cold rolling principle, namely a mechanical device which can rivet objects by using rivets, and the device has compact structure, stable performance and convenient and safe operation, and is mainly assembled by rotation and pressure and mainly applied to occasions needing rivet riveting;

the structure of the conventional riveting machine is fixed in one section, and one end of the conventional riveting machine can move in a reciprocating manner, and the conventional riveting machine is generally processed by auxiliary operation of fixed workers and cannot be well adapted to the work of an automatic production line;

the wiper is a tool for simply cleaning the front glass of the motor vehicle in order to prevent rainwater and other dirt from influencing the sight;

the invention designs a horizontal riveting machine which can be applied to an automatic wiper installation assembly line.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides the horizontal riveting machine, rivets can accurately enter rivet holes under the pushing of the push pins through the positioning and guiding action of the positioning ejector pins, the horizontal riveting machine is horizontally designed, is flexible to install, occupies small space, can accurately control the power, force and stroke of an electric cylinder, ensures excellent riveting quality, and can move forwards and backwards for the positioning ejector pins and the push pins, thereby bringing better flexibility for automatic integration.

Technical scheme

The utility model provides a horizontal riveter, includes the roof, two mounts of fixedly connected with on the lower surface of roof, fixedly connected with electricity jar on the mount, the left side output end fixedly connected with connector of electricity jar, fixedly connected with is used for extruding the push pin of rivet on the connector, the left side of push pin is provided with and is used for giving the guiding mechanism of rivet direction and promotion, guiding mechanism's left side be equipped with set firmly in the hold-down mechanism that is used for compressing tightly the windscreen wiper part of roof downside, hold-down mechanism's left side be equipped with fixed connection in reciprocating positioning mechanism on the roof, reciprocating positioning mechanism is used for realizing location and the cooperation to the windscreen wiper part the operation of rivet is beaten to the push pin realization.

Furthermore, the guide mechanism comprises a fixed block fixedly connected to the lower surface of the top plate, the lower end of the fixed block is fixedly connected with a connecting plate, the connecting plate is fixedly connected with a guide block, the guide block is fixedly connected with two clamping heads which are symmetrical in position, a guide pipe and an adding pipe used for adding the rivet are arranged in the guide block, and the right end of the guide pipe is connected with a butt copper sheet fixedly arranged on the guide block.

Furthermore, hold-down mechanism include fixed connection in the roof lower surface just is located the left connecting block of guiding mechanism, the lower extreme fixedly connected with clamping cylinder of connecting block, the inside spring space that is provided with of clamping cylinder, sliding connection has the extrusion head in the spring space, the extrusion head with be provided with between the connecting block and be located the inside spring in spring space.

Further, reciprocal positioning mechanism including set firmly in fixing base on the roof lower surface, the right side of fixing base once be provided with roof fixed connection's fixed block, butt joint piece, slide rail, dog, sliding connection has the slider on the slide rail, fixedly connected with promotes the piece on the slider, promote the reciprocal section of thick bamboo of right-hand member fixedly connected with of piece, fixedly connected with cylinder on the fixing base, the right side output of cylinder articulates there is first connecting rod, first connecting rod articulate in the fixed block, first connecting rod still articulates there is the second connecting rod, the second connecting rod with it rotates to connect to promote the piece.

Further, the inside of reciprocating cylinder is provided with the inner chamber, sliding connection has the location thimble that can pass the rivet hole in the inner chamber.

Furthermore, a pushing spring is fixedly connected between the positioning thimble and the left wall of the inner cavity.

Advantageous effects

Compared with the prior art, the invention has the following beneficial effects:

1. the horizontal design is adopted, the installation is flexible, and the occupied space is small;

2. the power, force and stroke of the electric cylinder can be accurately controlled, and excellent riveting quality is ensured;

3. the positioning thimble and the push needle can move forwards and backwards, so that better flexibility is brought to automatic integration;

4. through the positioning and guiding functions of the positioning ejector pin, the rivet can accurately enter the rivet hole under the pushing of the ejector pin.

Drawings

FIG. 1 is a schematic structural view of a horizontal riveter of the present invention;

FIG. 2 is a three-dimensional mechanical schematic of the reciprocal positioning mechanism;

FIG. 3 is a cross-sectional view of the hold-down mechanism;

FIG. 4 is a schematic three-dimensional structure of a guide mechanism;

FIG. 5 is a schematic view of the three-dimensional structure of the guide mechanism partially disassembled;

FIG. 6 is a schematic view of the three-dimensional structure of FIG. 4 at different angles;

FIG. 7 is a cross-sectional view of the guide mechanism;

fig. 8 is a schematic structural view of a wiper element.

Reference numerals

The device comprises a reciprocating positioning mechanism S1, a pressing mechanism S2, a guide mechanism S3, a top plate 1, a stop block 2, a pushing block 3, a sliding block 4, an extrusion head 5, a spring space 6, a pressing cylinder 7, a spring 8, a connecting block 9, a rivet hole 10, a fixed block 11, a guide block 12, a clamping head 13, a connecting plate 14, a rivet 15, a butt copper sheet 16, an adding pipe 17, a guide pipe 18, a sliding rail 19, a butt block 20, a fixed block 21, a fixed seat 22, an air cylinder 23, a first connecting rod 24, a second connecting rod 25, a reciprocating cylinder 26, a positioning thimble 27, an electric cylinder 28, a connecting head 29, a push pin 30 and a fixed frame 31.

Detailed Description

For a better illustration of the invention, reference is made to the following description, taken in conjunction with the accompanying drawings and examples:

as shown in fig. 1-8, the invention discloses a horizontal riveting machine, which includes a top plate 1, two fixing frames 31 are fixedly connected to the lower surface of the top plate 1, an electric cylinder 28 is fixedly connected to the fixing frames 31, a connecting head 29 is fixedly connected to the left output end of the electric cylinder 28, a push pin 30 for extruding a rivet 15 is fixedly connected to the connecting head 29, a guide mechanism S3 for guiding and pushing the rivet 15 is arranged on the left side of the push pin 30, a pressing mechanism S2 fixedly arranged on the lower side of the top plate 1 for pressing wiper parts is arranged on the left side of the guide mechanism S3, a reciprocating positioning mechanism S1 fixedly connected to the top plate 1 is arranged on the left side of the pressing mechanism S2, and the reciprocating positioning mechanism S1 is used for positioning the wiper parts and matching with the push pin 30 to realize the rivet punching operation.

Further, guiding mechanism S3 includes solid piece 11 of fixed connection on roof 1 lower surface, the lower extreme fixedly connected with connecting plate 14 of solid piece 11, fixedly connected with guide block 12 on connecting plate 14, two position symmetry' S of fixedly connected with press from both sides tight head 13 on the guide block 12, be provided with in the guide block 12 and be used for adding the interpolation pipe 17 of rivet 15, the right-hand member of guide pipe 18 is connected with the butt copper sheet 16 that sets firmly in guide block 12.

Further, hold-down mechanism S2 includes fixed connection in roof 1 lower surface and is located the left connecting block 9 of guiding mechanism S3, and the lower extreme fixedly connected with clamping cylinder 7 of connecting block 9, the inside spring space 6 that is provided with of clamping cylinder 7, and sliding connection has extrusion head 5 in the spring space 6, is provided with the spring 8 that is located the inside spring space 6 between extrusion head 5 and the connecting block 9.

Further, reciprocal positioning mechanism S1 is including setting firmly fixing base 22 on roof 1 lower surface, fixing base 22' S right side once is provided with fixed block 21 with 1 fixed connection of roof, butt piece 20, slide rail 19, dog 2, sliding connection has slider 4 on the slide rail 19, fixedly connected with promotes piece 3 on the slider 4, promote the reciprocal section of thick bamboo 26 of right-hand member fixedly connected with of piece 3, fixedly connected with cylinder 23 on the fixing base 22, the right side output of cylinder 23 articulates there is first connecting rod 24, first connecting rod 24 articulates in fixed block 21, first connecting rod 24 still articulates there is second connecting rod 25, second connecting rod 25 with promote piece 3 and rotate and be connected.

Further, the interior of the reciprocating cylinder 26 is provided with an inner cavity (not shown) in which a positioning thimble 27 capable of passing through the rivet hole 10 is slidably connected.

Further, a pushing spring (not shown) is fixedly connected between the positioning thimble 27 and the left wall of the inner cavity.

Specifically, in an initial state, the connector 29 and the push pin 30 are located at the rightmost side, the push block 3 and the reciprocating cylinder 26 are located at the leftmost side, the extrusion head 5 is located at the lowermost side under the elastic force of the spring 8, and at this time, the extrusion head 5 can block the positioning thimble 27, that is, the lowest point of the extrusion head 5 is lower than the highest point of the positioning thimble 27;

when the rivet needs to be punched, the wiper part is placed right under the pressing mechanism S2, and then the wiper part is pushed upwards (the step is completed by additional automatic equipment);

after moving up, the wiper part contacts the extrusion head 5 and continuously pushes up the extrusion head 5 for a certain distance, at the moment, the spring 8 is compressed, the wiper part is also pressed by the extrusion head 5 at the moment, then the cylinder 23 is started, the output end of the cylinder 23 extends and drives the pushing block 3 and the sliding block 4 to move right through the first connecting rod 24 and the second connecting rod 25 until the pushing block 3 is blocked by the stop block 2, at the moment, the reciprocating cylinder 26 moves to the last side, and the positioning thimble 27 just passes through the rivet hole 10;

at the moment, the pushing block 3 moves to the rightmost side, and the first connecting rod 24 and the second connecting rod 25 keep an included angle of 180 degrees and are abutted against the abutting block 20;

then starting the electric cylinder 28, further moving the connector 29 leftwards and driving the push pin 30 leftwards, further moving the push pin 30 through the copper sheet 16 and the guide tube 18 and pushing out the rivet 15 in the guide tube 18 to the left;

then the rivet 15 is abutted against the positioning thimble 27, and further as the rivet 15 continues to move left, the positioning thimble 27 is continuously pushed to the left, gradually, the rivet 15 pushes the positioning thimble 27 out of the rivet hole 10, then the rivet 15 passes through the rivet hole 10, and when the positioning thimble 27 moves to the leftmost side, the positioning thimble 27 plays a role of a thimble to limit the rivet 15 to continue to move left, and as the push pin 30 continues to push, the left end of the rivet 15 gradually deforms until the rivet driving operation is finally completed, the rivet 15 is driven in the rivet hole 10, and the rivet driving operation on the wiper part is completed;

after the rivet is driven, the initial state is restored, and the next rivet 15 is added through the adding pipe 17.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the technical solutions of the present invention have been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the technical solutions described in the foregoing embodiments can be modified or some technical features can be replaced equally; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (6)

1. The utility model provides a horizontal riveter which characterized in that: comprises a top plate (1), two fixing frames (31) are fixedly connected on the lower surface of the top plate (1), the fixing frame (31) is fixedly connected with an electric cylinder (28), the left output end of the electric cylinder (28) is fixedly connected with a connector (29), a push pin (30) for extruding the rivet (15) is fixedly connected on the connecting head (29), a guide mechanism (S3) for guiding and pushing the rivet (15) is arranged at the left side of the push pin (30), a pressing mechanism (S2) which is fixedly arranged on the lower side of the top plate (1) and is used for pressing the wiper parts is arranged on the left side of the guide mechanism (S3), the left side of the pressing mechanism (S2) is provided with a reciprocating positioning mechanism (S1) fixedly connected to the top plate (1), the reciprocating positioning mechanism (S1) is used for positioning the wiper part and matching the push pin (30) to realize the riveting operation.

2. A horizontal riveter according to claim 1 wherein: the guide mechanism (S3) comprises a fixed block (11) fixedly connected to the lower surface of the top plate (1), a connecting plate (14) is fixedly connected to the lower end of the fixed block (11), a guide block (12) is fixedly connected to the connecting plate (14), two clamping heads (13) which are symmetrical in position are fixedly connected to the guide block (12), a guide pipe (18) and an adding pipe (17) used for adding the rivet (15) are arranged in the guide block (12), and the right end of the guide pipe (18) is connected with a butt copper sheet (16) fixedly arranged on the guide block (12).

3. A horizontal riveter according to claim 2 wherein: hold-down mechanism (S2) including fixed connection in roof (1) lower surface just is located guide mechanism (S3) left connecting block (9), the lower extreme fixedly connected with pressure tube (7) of connecting block (9), the inside spring space (6) that is provided with of pressure tube (7), sliding connection has extrusion head (5) in spring space (6), extrusion head (5) with be provided with between connecting block (9) and be located spring (8) inside spring space (6).

4. A horizontal riveter according to claim 3 wherein: the reciprocating positioning mechanism (S1) comprises a fixed seat (22) fixedly arranged on the lower surface of the top plate (1), the right side of the fixed seat (22) is provided with a fixed block (21), an abutting block (20), a slide rail (19) and a stop block (2) which are fixedly connected with the top plate (1) at one time, the slide rail (19) is connected with a slide block (4) in a sliding way, the slide block (4) is fixedly connected with a pushing block (3), the right end of the pushing block (3) is fixedly connected with a reciprocating cylinder (26), the fixed seat (22) is fixedly connected with an air cylinder (23), the right output end of the air cylinder (23) is hinged with a first connecting rod (24), the first connecting rod (24) is hinged with the fixed block (21), the first connecting rod (24) is also hinged with a second connecting rod (25), and the second connecting rod (25) is rotatably connected with the pushing block (3).

5. A horizontal riveter according to claim 4, characterized in that: the reciprocating cylinder (26) is internally provided with an inner cavity, and a positioning thimble (27) capable of penetrating through the rivet hole (10) is connected in the inner cavity in a sliding mode.

6. A horizontal riveter according to claim 5, characterized in that: a pushing spring is fixedly connected between the positioning thimble (27) and the left wall of the inner cavity.

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