CN220239970U - Rivet pressing device for stacked rivet parts - Google Patents

Abstract

The utility model relates to a rivet pressing device for overlapped and riveted parts, which comprises a frame, a shaping mechanism, a conveying mechanism and a blocking mechanism, wherein the top of the frame is provided with a stamping mechanism, the shaping mechanism is positioned in a working area of the stamping mechanism, the conveying mechanism is positioned at a feeding end of the shaping mechanism, and the blocking mechanism is positioned at the opposite side of the conveying mechanism and is used for blocking incoming materials. The rivet pressing device can automatically press rivets to be pressed in the stacked rivet parts, and can enable the stacked rivet parts to be positioned in a groove of a lower die through shaping of the shaping mechanism, so that good stamping is smoothly achieved. The whole stamping process is automatically carried out, the working efficiency is high, the overlapped and riveted parts are positioned in the forming grooves in the production process, manual alignment is not needed to participate in stamping, and the effect of preventing personnel injury is achieved.

Description

Rivet pressing device for stacked rivet parts

Technical Field

The utility model relates to the technical field of electric appliances, in particular to a rivet pressing device for stacked rivet parts.

Background

The overlapped and riveted part is an important component in an original part of an electric appliance, is overlapped and compressed in the process of continuously stamping the buckling points on the surface of the silicon steel sheets by a certain number of silicon steel sheets, winds the iron blocks without electromagnetic vortex in a stroke, adopts copper wires to wind the iron blocks in a certain direction, fixes the positions of the iron blocks and the copper wires by using some insulating materials, and is finally integrally assembled in the electric appliance to be applied to various occasions of mutual inductance of batteries. Because the overlapped and riveted parts are overlapped by a plurality of punched silicon steel riveting sheets through buckling points, the buckling points can be loosened under the condition of vibration or impact, and parts are invalid or damaged.

When the rivet is added, the overlapped rivet part which penetrates the rivet is manually placed in a designated position area and placed at a certain position, the rivet of the part is placed in a rivet hole of the part and is arranged at a fixed position of equipment, then the rivet is pressed and extruded by a press, the exposed part of the rivet is flattened, and a circular rivet enlarged head is formed, so that the aim of fastening the multilayer silicon steel sheets is fulfilled. Because of current whole operation process, pressure rivet adopts the mode of manually sending into the press, and the material loading appears the people easily and hurts, and the unloading takes place interference extrusion and adhesion because of rivet and pressure head, needs manual separation, and work its inefficiency, and the silicon steel sheet of part is the punching press goods edge and is sharp relatively, and the manual operation part is also damaged when pressure head separates.

Disclosure of Invention

The utility model aims to provide a rivet pressing device for overlapped parts, which solves the problems in the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a press rivet device of riveting part, includes frame, forming mechanism, conveying mechanism and separates shelves mechanism, the top of frame is equipped with stamping mechanism, forming mechanism is located stamping mechanism's work area, conveying mechanism is located forming mechanism's feed end, separate shelves mechanism and be located conveying mechanism's offside separates the incoming material.

The shaping mechanism comprises a lower die, a lower ejector block and a lower base plate, the lower base plate is arranged in a middle working area of the frame, the top of the lower base plate is fixed at two ends of the lower die through a supporting frame, the lower ejector block is sealed between the lower base plate and the lower die, a forming groove of a stacked rivet part is formed in the middle of the lower die, an ejector block matched with the forming groove is arranged at the top of the lower ejector block, and a driving mechanism for driving the lower ejector block to move up and down along the forming groove is arranged at the bottom of the lower base plate.

The driving mechanism comprises a lower top cylinder, the lower top cylinder is arranged at the bottom of the lower base plate, and the output end of the lower top cylinder is elastically connected with the lower top block through a spring.

In the scheme, the stamping mechanism is arranged at the top of the frame through the support column and comprises a mounting plate, a gas-liquid pressurizing cylinder, an upper template and a pressure head, wherein the gas-liquid pressurizing cylinder is arranged on the mounting plate, and a telescopic rod of the gas-liquid pressurizing cylinder penetrates through the mounting plate and is in transmission connection with the upper template in the up-down direction; the pressure head is arranged at the bottom of the upper template. As a preferable scheme, a positioning groove is formed in the upper die plate, and the top of the pressure head is inserted into the bottom of the upper die plate along the positioning groove.

In the above scheme, conveying mechanism includes defeated silo and pushes away the material cylinder, defeated silo is installed shaping mechanism's feed end, it installs the feed end at defeated silo to push away the material cylinder, and the feed end top of defeated silo is equipped with photoelectric switch.

Further, the conveying mechanism further comprises a conveying belt, barrier strips are arranged on two sides of the conveying belt in a staggered mode, the end portion of the conveying belt is connected with the feeding end of the conveying trough, and the conveying belt and the conveying trough are in a right-angle structure. As a preferable scheme, a pressing mechanism is arranged at the top of one side of the conveying belt, which is close to the conveying groove.

The automatic feeding device comprises a shaping mechanism, and is characterized by further comprising a pushing mechanism, wherein the pushing mechanism comprises a discharging cylinder and a pushing block, the discharging cylinder is arranged on one side of the shaping mechanism, the output end of the discharging cylinder is fixedly connected with the pushing block, and the working end of the pushing block is of a U-shaped groove-shaped structure. In addition, the opposite side of pushing equipment is equipped with the ejection of compact slide, and the feed end of ejection of compact slide is splayed flaring form setting, and the discharge gate slope of ejection of compact slide sets up downwards.

In the above scheme, separate the shelves mechanism and include keeping off material cylinder and catch, keep off the material cylinder and install conveyor's offside, keep off the output and the catch fixed connection of material cylinder, the work end of catch and fold the appearance phase-match of riveting the part, separate the incoming material of riveting the part.

Compared with the prior art, the utility model has the beneficial effects that: the rivet pressing device can automatically press rivets to be pressed in the stacked rivet parts, and can enable the stacked rivet parts to be positioned in a groove of a lower die through shaping of the shaping mechanism, so that good stamping is smoothly achieved. The whole stamping process is automatically carried out, the working efficiency is high, the overlapped and riveted parts are positioned in the forming grooves in the production process, manual alignment is not needed to participate in stamping, and the effect of preventing personnel injury is achieved.

Drawings

The disclosure of the present utility model is described with reference to the accompanying drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the utility model. In the drawings, like reference numerals are used to refer to like parts. Wherein:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a partial enlarged structure of FIG. 1;

FIG. 3 is a schematic view of the upper die plate structure in the present utility model;

FIG. 4 is a schematic perspective view of the setting mechanism according to the present utility model;

FIG. 5 is a schematic view of the structure of the stamping mechanism and the shaping mechanism of the present utility model when they are just contacted;

fig. 6 is a schematic structural view of the stamping mechanism and the shaping mechanism after contact in the present utility model.

Reference numerals in the drawings: 1-a frame; 11-a gas-liquid pressurizing cylinder; 12-supporting columns; 13-upper template; 14-positioning grooves; 15-pressing head; 2-shaping mechanism; 21-a lower die; 22-type grooves; 23-a support frame; 24-a lower jacking block; 25-top blocks; 26-a lower backing plate; 27-a spring; 28-lower top cylinder; 3-a conveying mechanism; 31-a conveyor belt; 32-barrier strips; 33-a material pressing mechanism; 34-a material conveying groove; 35-a pushing cylinder; 4-a pushing mechanism; 41-a discharging cylinder; 42-pushing blocks; 43-a discharge slide plate; 5-a gear separating mechanism; 51-a material blocking cylinder; 52-catch.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model easy to understand, the present utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures to which the utility model pertains.

According to the technical scheme of the utility model, a person skilled in the art can propose various alternative structural modes and implementation modes without changing the true spirit of the utility model. Accordingly, the following detailed description and drawings are merely illustrative of the utility model and are not intended to be exhaustive or to limit the utility model to the precise form disclosed.

The technical scheme of the utility model is further described in detail below with reference to the accompanying drawings and examples.

Embodiment 1, as shown in fig. 1 and 2, a press rivet device for stacking and riveting parts comprises a frame 1, a shaping mechanism 2, a conveying mechanism 3 and a baffle mechanism 5, wherein a punching mechanism is arranged at the top of the frame 1, and is arranged at the top of the frame 1 through a support column 12, so that rivets placed in the stacking and riveting parts are automatically punched, and the working efficiency is improved.

Specifically, the stamping mechanism is a gas-liquid linkage hydraulic device, and comprises a mounting plate, a gas-liquid pressurizing cylinder 11, an upper template 13 and a pressure head 15, wherein the tops of four support columns 12 are stably fixed with the mounting plate. The gas-liquid pressure cylinder 11 is mounted on the mounting plate, and its output direction is punched vertically downwards in operation, and then the stroke is returned. The telescopic rod of the gas-liquid pressurizing cylinder 11 penetrates through the mounting plate and is in transmission connection with the upper template 13 in the up-down direction, so that the upper template 13 is driven to punch the overlapped and riveted part in the up-down direction.

When the cylinder pressurizing hydraulic cylinder 11 acts, the pressure of 10 tons can be achieved, a hydraulic pump station is not needed after installation, the operation does not need to supplement oil, and the problem of oil leakage is avoided. After being pushed by air pressure, the air-liquid pressurizing cylinder 11 pushes the upper die plate 13 to move downwards, and is limited by the guide post and guide sleeve, and can only move up and down in space, the repeated position precision is within 5 micrometers, and the accurate alignment of the pressing head 15 to parts to be pressed in the pressing process is ensured.

The pressing head 15 is arranged at the bottom of the upper template 13, and the shape of the bottom of the pressing head 15 is the same as that of the overlapped and riveted part. As a preferred solution, referring to fig. 3, a positioning groove 14 is formed in the upper die plate 13, the top of the pressing head 15 is inserted into the bottom of the upper die plate 13 along the positioning groove 14, and the corresponding pressing head 15 can be replaced by the positioning groove 14 according to the size and the shape of the stacked rivet part.

The shaping mechanism 2 is located in the working area of the stamping mechanism and is used for shaping the overlapped and riveted parts so as to conveniently and smoothly stamp, compress the rivets and fix the overlapped and riveted parts together. Specifically, referring to fig. 4, 5 and 6, the shaping mechanism 2 includes a lower die 21, a lower top block 24 and a lower pad 26, and the lower pad 26 is mounted in a middle working area of the frame 1, that is, on a working table of the frame 1, and the area is also a working area of the stamping mechanism. The top of the lower pad 26 is fixed to both ends of the lower die 21 by the support frames 23, and the lower top block 24 is sealed between the lower pad 26 and the lower die 21. The support frame 23 may have a square frame structure or a circular ring structure, and the lower top block 24 may be sealed inside. The middle part of the lower die 21 is provided with a forming groove 22 of the overlapped and riveted part, and the shape of the forming groove 22 is matched with the shape of the overlapped and riveted part. The top of the lower jacking block 24 is provided with a jacking block 25 matched with the profile groove 22, the bottom of the lower backing plate 26 is provided with a driving mechanism for driving the lower jacking block 24 to move up and down along the profile groove 22, and the lower jacking block 24 is driven to move up and down under the driving of the driving mechanism so as to eject the overlapped and riveted part.

As a preferred solution, the driving mechanism comprises a lower top cylinder 28, the lower top cylinder 28 is a standard straight cylinder, the lower top cylinder 28 is mounted at the bottom of the lower base plate 26, and the output end of the lower top cylinder 28 is elastically connected with the lower top block 24 through a spring 27. The lower jacking block 24 can be pushed to the working surface of the frame 1 under the conveying of the lower jacking cylinder 28 so as to facilitate pushing out the device. Due to the adoption of the elastic connection mode, certain elastic force can be given to the overlapped and riveted part when the stamping mechanism is pressed down, and the pressing down of the rivet is not hindered.

The lower top block 24 is pushed by the elastic force of the spring 27 to keep the upper plane of the lower top block 24 and the plane of the lower die 21 to be consistent horizontally, so that the parts are conveniently pushed into and positioned, when the pressing head 15 presses down the parts, the spring 27 contracts, the parts enter the pressing cavity of the lower die 21, and the shape of the cavity and the shape of the parts have a gap of 0.04-0.06mm, so that the pressing precision of the parts is ensured. The lower top block 24 stops moving downwards when the lower bottom surface of the lower top block 24 contacts the lower backing plate 26, and the parts are pressed and riveted together by force. After the prescribed pressure is reached, the ram 15 is retracted to the upper die plate 13, and the lower ejector cylinder 28 operates to eject the part out of the cavity of the lower die 21.

In addition, in this scheme, conveying mechanism 3 is located the feed end of forming mechanism 2 for carry the folded riveting part of waiting to press the rivet, separate shelves mechanism 5 and be located conveying mechanism 3's offside, separate the incoming material, make it be located forming mechanism 2's work area. Under the baffle of the baffle mechanism 5, the overlapped rivet part is positioned in the groove 22 of the lower die 21 to wait for rivet pressing.

Embodiment 2, on the basis of embodiment 1, a press rivet device for overlapped and riveted parts, wherein, conveying mechanism 3 includes material conveying groove 34 and pushing cylinder 35, and material conveying groove 34 is installed at the feed end of forming mechanism 2, and pushing cylinder 35 installs the feed end at material conveying groove 34, and the feed end top of material conveying groove 34 is equipped with photoelectric switch. When the photoelectric switch detects that the overlapped and riveted parts pass through the material conveying groove 34, the material pushing cylinder 35 starts to act to push the overlapped and riveted parts to the working area of the frame 1.

Further, the conveying mechanism 3 further comprises a conveying belt 31, and the conveying belt 31 automatically conveys materials through a vibrating plate. The two sides of the conveyer belt 31 are alternately provided with baffle strips 32, two sides of the overlapped and riveted parts are blocked, the end part of the conveyer belt 31 is connected with the feeding end of the conveying chute 34, and the conveyer belt 31 and the conveying chute 34 are in a right-angle structure so that the material pushing cylinder 35 can smoothly push the overlapped and riveted parts. As a preferable scheme, a pressing mechanism is arranged at the top of one side of the conveying belt 31, which is close to the conveying groove 34, and is of a frame-shaped structure, a miniature standard cylinder is arranged at the top of the pressing mechanism, and through the action of the miniature standard cylinder, the overlapped riveting part passing through the bottom is pressed to split materials, so that the materials cannot be jammed. Of course, preconditions are provided for the pushing action of the pushing cylinder 35, the following materials are prevented from being conveyed continuously after being pressed, and the preceding materials are pushed away by the pushing cylinder 35.

When the conveyer belt 31 is implemented, the parts can be sequenced from left to right to the processing position by adopting the linear oscillating guide rail through vibration, the upper part of the conveyer belt 31 is provided with an inductor for judging whether the parts are in a trough of the conveyer belt 31, and vibration conveying can be stopped when the parts are not arranged or the set time is exceeded.

In addition, specifically, the baffle mechanism 5 includes a baffle cylinder 51 and a baffle claw 52, the baffle cylinder 51 is mounted on the opposite side of the conveying mechanism 3, the output end of the baffle cylinder 51 is fixedly connected with the baffle claw 52, and the working end of the baffle claw 52 is matched with the shape of the overlapped and riveted part to separate the incoming material of the overlapped and riveted part. By means of the blocking action, the part to be riveted is held in the stamping working area, i.e. in the slot 22 of the lower die 21, awaiting the rivet to be pressed.

Embodiment 3, on the basis of embodiment 1 or 2, a rivet pressing device for stacked rivet parts further comprises a pushing mechanism 4, wherein the pushing mechanism 4 comprises a discharging cylinder 41 and a pushing block 42, the discharging cylinder 41 is installed on one side of the shaping mechanism 2, the output end of the discharging cylinder 41 is fixedly connected with the pushing block 42, the working end of the pushing block 42 is of a U-shaped groove-shaped structure, and the rivet pressing device pushes the stacked rivet parts with the rivets pressed, so that the rivet pressing device is pushed out. In addition, a discharging slide plate 43 is arranged on the opposite side of the pushing mechanism 4, the feeding end of the discharging slide plate 43 is arranged in a splayed flaring shape so as to be convenient for collecting materials, and the discharging hole of the discharging slide plate 43 is arranged obliquely downwards so as to be convenient for blanking to a part collecting box.

After the pressing of the overlapped and riveted parts is finished, the parts are sent into the inclined plate of the discharging sliding plate 43 by the discharging cylinder 41, and slide down to the collecting area to check and encase manually, and the discharging sliding plate 43 is set to be in a detachable mode, so that the lower die 21 is convenient to replace.

Based on the schemes of embodiments 1 to 4, in general, after a sensor such as a photoelectric switch senses that a part is in place, the sensor notifies the guide rail cylinder to retract, the pushing cylinder 35 starts to push the part into a station, and when the part passes through the pressing mechanism, the micro standard cylinder presses the part from the upper part of the part to prevent the part from jumping in the feeding process. The stop cylinder 51 and the pushing cylinder 41 are operated simultaneously, and the stroke distance is short, so that the parts reach the positions where the parts need to be positioned. The pushing cylinder 35 sends the parts to the position where the material blocking cylinder 51 is positioned, the positioning of the parts is completed, and the actions are completed, and the cylinders are restored to the original positions according to a certain sequence. The clamping jaws on the material blocking cylinder 51 and the material pushing cylinder 41 can be adjusted to be in a part shape according to the part shape, and the exchange or quick change requirements can be met according to the requirements of positioning points.

Based on the above schemes, the equipment adopts a Programmable Logic Controller (PLC) for centralized control so as to realize the connection between the equipment and the punch. The power supply voltage is AC220V, the electrical control cabinet is a control cabinet combined by a single machine, the single machine is provided with a three-color tower lamp, a place with manual operation is provided with an emergency stop switch, and when the single machine fails in operation, the automatic alarm is given out, and the tower lamp can send out a red signal.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. These undisclosed elements are all of the prior art known to those skilled in the art.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (10)

1. The utility model provides a press rivet device of riveting part which characterized in that: the automatic feeding device comprises a frame (1), a shaping mechanism (2), a conveying mechanism (3) and a blocking mechanism (5), wherein a stamping mechanism is arranged at the top of the frame (1), the shaping mechanism (2) is located in a working area of the stamping mechanism, the conveying mechanism (3) is located at a feeding end of the shaping mechanism (2), and the blocking mechanism (5) is located at the opposite side of the conveying mechanism (3) to block incoming materials;

wherein, shaping mechanism (2) include lower bolster (21), lower kicking block (24) and lower bolster (26), the middle part work area at frame (1) is installed to lower bolster (26), the top of lower bolster (26) is fixed through braced frame (23) and the both ends of lower bolster (21), and will lower kicking block (24) seal between lower bolster (26) and lower bolster (21), section groove (22) of riveting the part have been seted up at the middle part of lower bolster (21), the top of lower kicking block (24) is equipped with kicking block (25) with section groove (22) matched with, the bottom of lower bolster (26) is equipped with the drive lower kicking block (24) along the actuating mechanism of section groove (22) up-and-down motion.

2. A clinching apparatus for clinching parts as claimed in claim 1, wherein: the driving mechanism comprises a lower top cylinder (28), the lower top cylinder (28) is arranged at the bottom of the lower base plate (26), and the output end of the lower top cylinder (28) is elastically connected with the lower top block (24) through a spring (27).

3. A clinching apparatus for clinching parts as claimed in claim 1, wherein: the stamping mechanism is arranged at the top of the frame (1) through a support column (12), and comprises a mounting plate, a gas-liquid pressurizing cylinder (11), an upper template (13) and a pressure head (15), wherein the gas-liquid pressurizing cylinder (11) is arranged on the mounting plate, and a telescopic rod of the gas-liquid pressurizing cylinder (11) penetrates through the mounting plate and is in transmission connection with the upper template (13) in the up-down direction; the pressure head (15) is arranged at the bottom of the upper template (13).

4. A clinching apparatus for clinching parts as claimed in claim 3, wherein: a positioning groove (14) is formed in the upper die plate (13), and the top of the pressure head (15) is inserted into the bottom of the upper die plate (13) along the positioning groove (14).

5. A clinching apparatus for clinching parts as claimed in claim 1, wherein: conveying mechanism (3) are including defeated silo (34) and pushing away material cylinder (35), defeated silo (34) are installed the feed end of forming mechanism (2), pushing away material cylinder (35) are installed in the feed end of defeated silo (34), and the feed end top of defeated silo (34) is equipped with photoelectric switch.

6. A clinching apparatus for clinching parts as claimed in claim 5, wherein: the conveying mechanism (3) further comprises a conveying belt (31), barrier strips (32) are arranged on two sides of the conveying belt (31) in a staggered mode, the end portion of the conveying belt (31) is connected with the feeding end of the conveying trough (34), and the conveying belt (31) and the conveying trough (34) are in a right-angle structure.

7. A clinching apparatus for clinching parts as claimed in claim 6, wherein: and a pressing mechanism is arranged at the top of one side of the conveying belt (31) close to the conveying groove (34).

8. A clinching apparatus for clinching parts as claimed in claim 1, wherein: the automatic feeding device is characterized by further comprising a pushing mechanism (4), wherein the pushing mechanism (4) comprises a discharging cylinder (41) and a pushing block (42), the discharging cylinder (41) is arranged on one side of the shaping mechanism (2), the output end of the discharging cylinder (41) is fixedly connected with the pushing block (42), and the working end of the pushing block (42) is of a U-shaped groove-shaped structure.

9. A clinching apparatus for clinching parts as claimed in claim 8, wherein: the opposite side of the pushing mechanism (4) is provided with a discharging slide plate (43), the feeding end of the discharging slide plate (43) is arranged in a splayed flaring shape, and the discharging port of the discharging slide plate (43) is arranged obliquely downwards.

10. A clinching apparatus for clinching parts as claimed in claim 1, wherein: the baffle mechanism (5) comprises a baffle cylinder (51) and a baffle claw (52), the baffle cylinder (51) is arranged on the opposite side of the conveying mechanism (3), the output end of the baffle cylinder (51) is fixedly connected with the baffle claw (52), and the working end of the baffle claw (52) is matched with the shape of the overlapped part to separate the incoming material of the overlapped part.