CN217529105U - Multi-station automatic riveting machine for upper contact arm - Google Patents

Abstract

The utility model relates to a riveting assembly technical field, concretely relates to go up automatic riveter of contact arm multistation, including first material loading subassembly, the second material loading subassembly, the riveting subassembly, carousel and a plurality of frock subassembly, the frock subassembly all includes the base, locating component, reference column and mounting hole, this application is fixed to contact work piece centre gripping through locating component, avoid the contact work piece to take place the skew at riveting and rotation in-process, place the back on the contact work piece as last contact arm work piece, the cooperation sets up two reference columns at locating component both ends and prescribes a limit to the position of last contact arm work piece, make the base when removing, it can remain stable to go up contact arm work piece and contact work piece, simultaneously through first material loading subassembly, the second material loading subassembly, the cooperation of riveting subassembly and carousel, assemble to last contact arm through a plurality of stations, and the production efficiency is promoted, and the intensity of labour of staff is reduced.

Description

Multi-station automatic riveting machine for upper contact arm

Technical Field

The utility model relates to a riveting assembly technical field specifically relates to an automatic riveter of upper contact arm multistation.

Background

The upper contact arm is a part on an automobile, the upper contact arm is a part which is formed by matching a contact workpiece and a contact arm workpiece together, in the prior art, the contact workpiece and the contact arm workpiece are generally connected together by welding, the production cost of welding is high, the body of a worker is also influenced by the working environment, riveting is a method for upsetting a nail rod in a rivet hole of a part by using axial force and forming a nail head, a plurality of parts are connected, the contact workpiece and the upper contact arm workpiece can be riveted together by a riveting mode, the existing riveting equipment is also manually operated, the efficiency is low, and therefore equipment for riveting the upper contact arm is urgently needed.

SUMMERY OF THE UTILITY MODEL

Therefore, the upper contact arm multi-station automatic riveting machine needs to be provided for solving the problems in the prior art.

For solving the prior art problem, the utility model discloses a technical scheme be:

an upper contact arm multi-station automatic riveting machine comprises a first feeding assembly, a second feeding assembly, a riveting assembly, a turntable and a plurality of tool assemblies for fixing an upper contact arm, wherein the first feeding assembly, the second feeding assembly and the riveting assembly are sequentially arranged at the side of the turntable in a surrounding manner, the tool assemblies are all arranged around the axis of the turntable, each tool assembly comprises a base for placing an upper contact arm workpiece, a positioning assembly for clamping the contact arm workpiece, two positioning columns and a mounting hole, and the mounting Kong Bingpai is arranged on the upper surface of the base; one side of the upper surface of the base, which is far away from the mounting hole, is also provided with a jack, one end of the positioning component is fixed in the jack, and the other end of the positioning component extends out of the jack; the two positioning columns are respectively and vertically arranged on two sides of the positioning assembly and respectively correspond to the through holes on the upper contact arm workpiece.

Furthermore, the base comprises an upper base with a longitudinal section in a shape of ┎ and a lower base with a longitudinal section in a rectangular shape, the upper base is vertically arranged on the upper portion of the lower base, the insertion holes penetrate through the upper base and extend to the lower base, and the hole diameter of the insertion holes in the lower base is larger than that of the insertion holes in the upper base.

Furthermore, the positioning assembly comprises a positioning clamp with a hollow inner part, a push rod, a blocking ring and a screw rod; the locating clip is positioned in the jack of the upper base, the lower end of the locating clip extends into the jack of the lower base, the ejector rod is arranged in the locating clip, the blocking ring is fixed at the bottom of the locating clip through a screw rod and positioned in the jack of the lower base, and the upper surface of the blocking ring is abutted to the bottom of the upper base.

Furthermore, the locating clip comprises a connecting rod and a plurality of elastic clamping blocks, the elastic clamping blocks are arranged at the top of the connecting rod, and a certain gap is formed between any two adjacent elastic clamping blocks.

Furthermore, the bottoms of the two adjacent elastic clamping blocks are provided with first connecting holes, and two side faces of the lower part of the upper base are provided with first positioning holes communicated with the positioning holes.

Furthermore, the upper surface of the upper base is also provided with two second connecting holes corresponding to the positioning columns, the positioning columns are located in the second connecting holes, and the side wall of the upper base is also provided with second positioning holes communicated with the second connecting holes.

Furthermore, a cylindrical spring washer is arranged inside the jack of the lower base, and the spring washer is arranged opposite to the screw rod; and a metal pressing sheet is also arranged between the spring washer and the screw rod and is fixed on the upper surface of the spring washer.

Furthermore, the carousel is provided with the spacing groove with the number one-to-one correspondence of frock subassembly, the equidistant encircleing of spacing groove sets up in the edge of carousel.

Further, the side of carousel still is provided with first determine module and second determine module, and first determine module is located between first material loading subassembly and the second material loading subassembly, and the second determine module is located between riveting subassembly and the second material loading subassembly.

Furthermore, still be provided with the unloading subassembly between riveting subassembly and the first material loading subassembly.

Compared with the prior art, the beneficial effect of this application is:

(1) The embodiment provides a go up contact arm multistation automatic riveter, it is fixed to contact work piece centre gripping through locating component, avoid the contact work piece to take place the skew at riveting and rotation in-process, place back on the contact work piece as last contact arm work piece, the cooperation sets up two reference columns at locating component both ends and prescribes a limit to the position of going up contact arm work piece, make the base when moving, it can remain stable to go up contact arm work piece and contact work piece, simultaneously through first material loading subassembly, second material loading subassembly, the cooperation of riveting subassembly and carousel, assemble to going up the contact arm through a plurality of stations, and the production efficiency is improved, and the labor intensity of staff is reduced.

(2) According to the upper contact arm multi-station automatic riveting machine provided by the embodiment, the positioning clamp can be used for effectively clamping and fixing the end cover of the contact workpiece, and the ejector rod in the positioning clamp is matched, so that the height of the contact workpiece in the positioning clamp is effectively limited, the contact workpiece can be stably supported, and the riveting efficiency is improved; the problem that a contact workpiece moves in the riveting process is avoided, and the stability is high; the cooperation sets up in the spacing collar and the screw rod of locating clip bottom simultaneously, has effectively injectd the locating clip at its axial motion, avoids locating component upwards to slide in the middle of the use, guarantees locating component's stability in use, and through manual adjusting screw, make the ejector pin highly obtain the adjustment in the locating clip, can follow the axis direction in locating clip inside aperture and finely tune the upper and lower height of ejector pin, make the locating clip can carry out the centre gripping to the contact work piece of multiple different length fixed, application range is wide.

(3) The utility model provides a go up contact arm multistation automatic riveter, use through the cooperation of second locating hole and second connecting hole, can place the reference column in the second connecting hole, make the reference column keep stable in the base, cooperate the second locating hole simultaneously, be convenient for adjust the height of reference column in the second connecting hole, can follow the axis direction of second connecting hole and finely tune to the height of reference column, make the through-hole on the contact arm work piece of going up wear to locate on the reference column, conveniently be horizontal state with the contact arm work piece of going up and place on the base, the stability of contact arm work piece when the base removes is gone up in the improvement, be convenient for rivet it.

(4) The multi-station automatic riveting machine for the upper contact arm is arranged at the edge of the rotary disc in a surrounding mode through equal distances, so that the position of the tool assembly is limited after the tool assembly is installed on the rotary disc, the assembling precision and stability are improved, the working efficiency is improved, and the labor intensity of workers is reduced.

(5) The multi-station automatic riveting machine for the upper contact arm provided by the embodiment identifies the feeding condition of the contact workpiece through the first detection assembly, identifies the feeding condition of the upper contact arm workpiece through the second detection assembly, improves the working efficiency, and reduces the production of defective products.

(6) The automatic riveter of contact arm multistation goes up that this embodiment provides, through the setting of unloading subassembly, when the carousel will go up the contact arm and move to unloading subassembly department, get off and collect it with the work piece clamp through the unloading subassembly, promote work efficiency.

Drawings

Fig. 1 is a schematic overall three-dimensional structure diagram of the multi-station automatic riveting machine for the upper contact arm in the embodiment;

fig. 2 is an overall top view of the upper contact arm multi-station automatic riveting machine in this embodiment;

FIG. 3 is a schematic perspective view of the turntable and tooling assembly of the present embodiment;

FIG. 4 is a schematic perspective view of the turntable in this embodiment;

FIG. 5 is a schematic perspective view of the tooling assembly of the present embodiment;

FIG. 6 is an exploded view of the entire assembly of the tooling of this embodiment;

FIG. 7 is a front view of the tooling assembly of this embodiment;

FIG. 8 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 7;

FIG. 9 is a top view of the tooling assembly of this embodiment;

the reference numbers in the figures are: the device comprises an upper contact arm workpiece 100, a contact workpiece 200, a first feeding component 1, a second feeding component 2, a riveting component 3, a rotary table 4, a tooling component 5, a base 51, an upper base 511, a lower base 512, a bolt 513, a positioning component 52, a positioning clamp 521, a connecting rod 5211, an elastic clamping block 5212, a push rod 522, a blocking ring 523, a screw 524, a positioning column 53, an installation hole 54, a jack 55, a first connecting hole 6, a first positioning hole 7, a second connecting hole 8, a second positioning hole 9, a spring washer 10, a metal pressing sheet 11, a limiting groove 12, a first detection component 13, a second detection component 14, a blanking component 15 and an elastic steel ring 16.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1 to 9, the embodiment provides an upper contact arm multi-station automatic riveting machine, which includes a first feeding assembly 1, a second feeding assembly 2, a riveting assembly 3, a turntable 4, and a plurality of tooling assemblies 5 for fixing an upper contact arm, wherein the first feeding assembly 1, the second feeding assembly 2, and the riveting assembly 3 are sequentially arranged around the side of a rotor, the tooling assemblies 5 are all arranged around the axis of the turntable 4, the tooling assemblies 5 each include a base 51 for placing an upper contact arm workpiece 100, a positioning assembly 52 for clamping a contact workpiece 200, two positioning columns 53, and a mounting hole 54, and the mounting hole 54 is arranged on the upper surface of the base 51 side by side; a jack 55 is further formed in one side, away from the mounting hole 54, of the upper surface of the base 51, one end of the positioning component 52 is fixed in the jack 55, and the other end of the positioning component extends out of the jack 55; the two positioning posts 53 are vertically disposed on two sides of the positioning assembly 52, and the positioning posts 53 correspond to the through holes of the upper contact arm workpiece 100.

The multi-station automatic riveting machine for the upper contact arm provided by the embodiment clamps and fixes the contact workpiece 200 through the positioning component 52, and avoids the contact workpiece 200 from deviating in the riveting and rotating processes, after the upper contact arm workpiece 100 is placed on the contact workpiece 200, the positions of the upper contact arm workpiece 100 are limited by the two positioning columns 53 arranged at the two ends of the positioning component 52 in a matching manner, so that the base 51 moves, the upper contact arm workpiece 100 and the contact workpiece 200 can be kept stable, and meanwhile, the upper contact arm is assembled through a plurality of stations through the matching of the first feeding component 1, the second feeding component 2, the riveting component 3 and the turntable 4, the production efficiency is improved, and the labor intensity of workers is reduced.

Specifically, the susceptor 51 includes an upper susceptor 511 having a longitudinal cross section of "┎" and a lower susceptor 512 having a longitudinal cross section of a rectangle, the upper susceptor 511 is vertically disposed on the upper portion of the lower susceptor 512, the insertion hole 55 penetrates through the upper susceptor 511 and extends to the lower susceptor 512, and the aperture a of the insertion hole 55 inside the lower susceptor 512 is larger than the aperture B of the insertion hole 55 inside the upper susceptor 511.

In a preferred embodiment, the upper base 511 with the longitudinal section being "┎" is vertically connected to the upper portion of the lower base 512 with the longitudinal section being rectangular through a bolt 513, so that convenience in mounting the tool can be effectively improved, and time and labor are saved.

Specifically, the positioning assembly 52 includes a positioning clamp 521, a top rod 522, a blocking ring 523 and a screw 524, which are hollow inside; the positioning clip 521 is located in the insertion hole 55 of the upper base 511, the lower end of the positioning clip 521 extends into the insertion hole 55 of the lower base 512, the push rod 522 is disposed in the positioning clip 521, the blocking ring 523 is fixed to the bottom of the positioning clip 521 through a screw 524, the blocking ring 523 is located in the insertion hole 55 of the lower base 512, and the upper surface of the blocking ring 523 abuts against the bottom of the upper base 511.

In a preferred embodiment, the positioning clamp 521 is arranged to effectively clamp and fix the end cover of the contact workpiece 200, and the ejector rod 522 in the positioning clamp 521 is matched to effectively limit the height of the contact workpiece 200 in the positioning clamp 521, so that the contact workpiece 200 can be stably supported, and the riveting efficiency is improved; the problem that the contact workpiece 200 moves in the riveting process is avoided, and the stability is high; simultaneously, the positioning clamp 521 is effectively limited in axial movement thereof by being matched with a blocking ring 523 and a screw 524 which are arranged at the bottom of the positioning clamp 521, the upward sliding of the positioning component 52 in the using process is avoided, the use stability of the positioning component 52 is ensured, the manual adjustment of the screw 524 is realized, the height of the ejector rod 522 in the positioning clamp 521 is adjusted, the fine adjustment of the upper height and the lower height of the ejector rod 522 can be realized along the axial direction of the inner hole diameter of the positioning clamp 521, the positioning clamp 521 can clamp and fix contact workpieces 200 with different lengths, the application range is wide

Specifically, the positioning clip 521 includes a connecting rod 5211 and a plurality of elastic clamping blocks 5212, the elastic clamping blocks 5212 are disposed on the top of the connecting rod 5211, and a gap is formed between any two adjacent elastic clamping blocks 5212.

In a preferred embodiment, four elastic clamping blocks 5212 are provided, and four elastic clamping blocks 5212 are uniformly arranged on the top of the connecting rod 5211 and are integrally formed with the connecting rod 5211; the clamping stability of the positioning clamp 521 can be effectively improved by the connecting rod 5211 and the plurality of elastic clamping blocks 5212.

Specifically, the bottoms of two adjacent elastic clamping blocks 5212 are provided with a first connection hole 6, and two side surfaces of the lower portion of the upper base 511 are provided with first positioning holes 7 communicated with the first connection hole 6.

In a preferred embodiment, the ejector rod 522 inside the positioning clip 521 can be effectively fixed and adjusted through the cooperation of the first connecting hole 6 and the first positioning hole 7, and the practicability is high.

Specifically, the upper surface of the upper base 511 is further provided with two second connection holes 8 corresponding to the positioning pillars 53, the positioning pillars 53 are located in the second connection holes 8, and the side wall of the upper base 511 is further provided with second positioning holes 9 communicated with the second connection holes 8.

In a preferred embodiment, the positioning post 53 can be placed in the second connection hole 8 by matching the second positioning hole 9 and the second connection hole 8, so that the positioning post 53 is kept stable in the base 51, and meanwhile, the positioning post 53 is matched with the second positioning hole 9, so that the height of the positioning post 53 in the second connection hole 8 can be conveniently adjusted, the height of the positioning post 53 can be finely adjusted along the axis direction of the second connection hole 8, so that the through hole in the upper contact arm workpiece 100 is arranged on the positioning post 53 in a penetrating manner, the upper contact arm workpiece 100 is conveniently placed on the base 51 in a horizontal state, the stability of the upper contact arm workpiece 100 in the moving process of the base 51 is improved, and the riveting operation of the upper contact arm workpiece 100 is conveniently performed on the base 51

Specifically, a cylindrical spring washer 10 is disposed inside the insertion hole 55 of the lower base 512, and the spring washer 10 is disposed opposite to the screw 524; a metal pressing sheet 11 is further arranged between the spring washer 10 and the screw 524, and the metal pressing sheet 11 is fixed on the upper surface of the spring washer 10.

In a preferred embodiment, the spring washer 10 at the bottom of the screw 524 enables the tool to buffer the pressure applied to the positioning clip 521 during the riveting process, the service cycle of the positioning clip 521 is prolonged, and the metal pressing sheet 11 is arranged between the spring washer 10 and the screw 524 to prevent the screw 524 from directly contacting the spring washer 10, so that partial pressure of the screw 524 on the spring washer 10 is buffered, the screw 524 is prevented from directly contacting the extruded spring washer 10, and the service life of the spring washer 10 is effectively prolonged

Specifically, the carousel 4 is provided with the spacing groove 12 with 5 quantity one-to-one correspondences of frock subassembly, the equidistant encirclement of spacing groove 12 sets up in the edge of carousel 4.

In the preferred embodiment, the technical problem that the present application intends to solve is the stability and positional accuracy of the connection of the tooling assembly 5 to the turntable 4. For this reason, this application sets up in the edge of carousel 4 through equidistant encircleing for frock subassembly 5 installs the back on carousel 4, prescribes a limit to the position of frock subassembly 5, makes things convenient for each frock subassembly 5 to assemble with first material loading subassembly 1, second material loading subassembly 2 and riveting component 3 in proper order, improves the precision and the stability of assembly, improves work efficiency, reduces staff's intensity of labour

Specifically, the side of carousel 4 still is provided with first determine module 13 and second determine module 14, and first determine module 13 is located between first material loading subassembly 1 and the second material loading subassembly 2, and second determine module 14 is located between riveting subassembly 3 and the second material loading subassembly 2.

In a preferred embodiment, the technical problem that the present application intends to solve is that feeding fails due to non-clamping of materials in the first feeding assembly 1 and the second feeding assembly 2, which affects subsequent operations and causes low efficiency. Therefore, in the present application, the first detection module 13 recognizes the feeding status of the contact workpiece 200, and the second detection module 14 recognizes the feeding status of the upper contact arm workpiece 100, so that when the contact workpiece 200 or the upper contact arm workpiece 100 is not fed and is moved to the riveting module 3, the riveting module 3 does not rivet the contact workpiece 200 or the upper contact arm workpiece 100, and the contact workpiece 200 or the upper contact arm workpiece 100 is directly removed and discharged through the turntable 4, thereby improving the working efficiency and reducing the generation of defective products.

Specifically, a blanking assembly 15 is further arranged between the riveting assembly 3 and the first feeding assembly 1.

In a preferred embodiment, the technical problem that the present application intends to solve is to perform automatic blanking on the riveted upper contact arm. For this reason, this application is through the setting of unloading subassembly 15, and when carousel 4 moved the upper contact arm to unloading subassembly 15 department, got off and collect it with the work piece clamp through unloading subassembly 15, promoted work efficiency.

The above examples are merely illustrative of one or more embodiments of the present invention, and the description thereof is more specific and detailed, but not intended to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. An upper contact arm multi-station automatic riveting machine comprises a first feeding assembly, a second feeding assembly, a riveting assembly, a turntable and a plurality of tool assemblies for fixing an upper contact arm, and is characterized in that the first feeding assembly, the second feeding assembly and the riveting assembly are sequentially arranged at the side of the turntable in a surrounding manner, the tool assemblies are all arranged around the axis of the turntable, each tool assembly comprises a base for placing an upper contact arm workpiece, a positioning assembly for clamping the contact workpiece, two positioning columns and a mounting hole, and the mounting Kong Bingpai is arranged on the upper surface of the base; one side of the upper surface of the base, which is far away from the mounting hole, is also provided with a jack, one end of the positioning component is fixed in the jack, and the other end of the positioning component extends out of the jack; the two positioning columns are respectively and vertically arranged on two sides of the positioning assembly and respectively correspond to the through holes on the upper contact arm workpiece.

2. The upper contact arm multi-station automatic riveting machine as claimed in claim 1, wherein the base comprises an upper base with a longitudinal section of ┎ "and a lower base with a longitudinal section of rectangle, the upper base is vertically arranged on the upper part of the lower base, the jack penetrates through the upper base and extends to the lower base, and the aperture of the inner jack of the lower base is larger than that of the inner jack of the upper base.

3. The upper contact arm multi-station automatic riveting machine as claimed in claim 2, wherein the positioning assembly comprises a positioning clamp with a hollow interior, a push rod, a blocking ring and a screw rod; the locating clip is positioned in the jack of the upper base, the lower end of the locating clip extends into the jack of the lower base, the ejector rod is arranged in the locating clip, the blocking ring is fixed at the bottom of the locating clip through a screw rod and is positioned in the jack of the lower base, and the upper surface of the blocking ring is abutted to the bottom of the upper base.

4. The machine according to claim 3, wherein the positioning clamp comprises a connecting rod and a plurality of elastic clamping blocks, the elastic clamping blocks are arranged on the top of the connecting rod, and a certain gap is formed between any two adjacent elastic clamping blocks.

5. The upper contact arm multi-station automatic riveting machine as claimed in claim 4, wherein the bottom of two adjacent elastic clamping blocks is provided with a first connecting hole, and two side surfaces of the lower part of the upper base are provided with first positioning holes communicated with the first connecting hole.

6. The machine according to claim 2, wherein the upper surface of the upper base is further provided with two second connecting holes corresponding to the positioning posts, the positioning posts are located in the second connecting holes, and the side wall of the upper base is further provided with second positioning holes communicated with the second connecting holes.

7. The upper contact arm multi-station automatic riveting machine as claimed in claim 3, wherein a cylindrical spring washer is arranged inside the jack of the lower base, and the spring washer is arranged opposite to the screw rod; and a metal pressing sheet is also arranged between the spring washer and the screw rod and is fixed on the upper surface of the spring washer.

8. The upper contact arm multi-station automatic riveting machine as claimed in claim 1, wherein the turntable is provided with limiting grooves corresponding to the number of the tooling components one to one, and the limiting grooves are arranged on the edge of the turntable in a surrounding manner at equal intervals.

9. The multi-station automatic riveting machine for the upper contact arm according to claim 1, wherein a first detection assembly and a second detection assembly are further arranged beside the turntable, the first detection assembly is located between the first feeding assembly and the second feeding assembly, and the second detection assembly is located between the riveting assembly and the second feeding assembly.

10. The upper contact arm multi-station automatic riveting machine according to claim 1, wherein a blanking assembly is further arranged between the riveting assembly and the first feeding assembly.

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