CN212917496U

CN212917496U - Crimping and riveting device

Info

Publication number: CN212917496U
Application number: CN202020919357.0U
Authority: CN
Inventors: 吴胜丰
Original assignee: Dongguan Rongxing Hardware Products Co ltd
Current assignee: Dongguan Rongxing Hardware Products Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-04-09
Anticipated expiration: 2030-05-27

Abstract

The utility model relates to a crimping riveting device, a turntable is arranged on a machine base, a material carrying position and a contraposition jig are arranged on the turntable, the material carrying position is arranged on the turntable at intervals according to the rotating direction of the turntable, the contraposition jig and the material carrying position are arranged in a pairing way, the material carrying position meets the requirement of placing riveting pressure on a workpiece to be machined, and the contraposition jig determines the direction and the position of the corresponding workpiece to be machined; the riveting machine comprises a punching mechanism and a detection mechanism, wherein the punching mechanism and the detection mechanism are assembled on a machine base, and the punching mechanism is used for riveting a workpiece to be machined; the detection mechanism gives a working signal to the punching mechanism according to whether the direction and the position of the workpiece to be machined are detected to be correct or not. The utility model has the advantages of being scientific and reasonable in structure, investment cost is low for the corresponding accessory of processing muffler reaches the automatic card ear that gives the wind spring of machinery and counterpoints and detect, reduces the human factor influence, satisfies continuity production, improves the efficiency and the quality of crimping riveting.

Description

Crimping and riveting device

Technical Field

The utility model belongs to the technical field of the muffler preparation technique and specifically relates to an accessory crimping riveting processing field of muffler is related to.

Background

In the conventional fitting crimping and riveting process of the silencer, as shown in fig. 1, a coil spring 101 and a plectrum 102 are riveted together on a body 103, and the coil spring 101 and the plectrum 102 are connected together on the body 103 to rotate together through a riveting column 104. When assembled, the locking lug 1011 of the coil spring 101 has a set direction and position, so that the coil spring can normally work. However, in the prior art, the alignment is mainly performed by manual feeding, and the influence of human factors is large, so that the production efficiency is low, time and labor are wasted, and the incorrect direction of the clamping lug 1011 of the coil spring 101 is inevitable, which causes the phenomenon that the product cannot normally work after crimping and riveting, and causes a large number of defective products. In view of this, the present application provides a crimping and riveting device.

Disclosure of Invention

An object of the utility model is to provide a crimping riveting device reaches the automatic card ear that gives the coil spring of machinery and counterpoints and detect, reduces the human factor influence, satisfies continuity production, improves the efficiency and the quality of crimping riveting.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a crimping and riveting device is provided with a machine base, wherein a rotary table is arranged on the machine base, a material loading position and a aligning jig are arranged on the rotary table, the material loading position is arranged on the rotary table at intervals according to the rotating direction of the rotary table, the aligning jig and the material loading position are arranged in a matched mode, the material loading position meets the requirement of placing and riveting a workpiece to be machined, and the aligning jig determines the direction and the position of the corresponding workpiece to be machined; the riveting machine comprises a punching mechanism and a detection mechanism, wherein the punching mechanism and the detection mechanism are assembled on a machine base, and the punching mechanism is used for riveting a workpiece to be machined; the detection mechanism gives a working signal to the punching mechanism according to whether the direction and the position of the workpiece to be machined are detected to be correct or not.

In the scheme, the stamping mechanism is provided with a lifting stamping seat and a power cylinder for driving the lifting stamping seat, the lifting stamping seat is provided with a stamping head, and the turntable intermittently rotates below the lifting stamping seat; the detection mechanism is provided with a probe, the probe extends into the material loading position of the turntable and is touched with a workpiece to be processed in the alignment jig, and an electric signal is output to the control part of the power cylinder.

In the above scheme, the alignment jig comprises a slide seat and an alignment block, the slide seat is arranged on the turntable, the alignment block is assembled in the slide seat, the alignment block is provided with an alignment end and a pushing end, and an alignment groove is arranged on the alignment end; the machine base is further provided with a pushing piece, the punching mechanism and the detection mechanism are gathered together at the same machining station, the pushing piece pushes a pushing end of the alignment block, so that the alignment groove of the alignment block limits the corresponding part of the workpiece to be machined, and an avoidance position meeting the requirement that the probe stretches into the detection is further arranged on the alignment end of the alignment block.

The utility model has the advantages of being scientific and reasonable in structure, investment cost is low, is equipped with a plurality of material levels that carry on the carousel, satisfies rotatory continuity of operation, realizes providing a plurality of stations on the single set of equipment, has effectively practiced thrift manufacturing cost and space. The positioning device also comprises an alignment jig for determining the direction and the position of the corresponding workpiece to be machined so as to realize the positioning of the workpiece to be machined, a detection mechanism for giving a working signal to the punching mechanism according to the detection whether the direction and the position of the workpiece to be machined are correct or not, and the punching mechanism for riveting the workpiece to be machined; the work is continuous and related, and the work is relatively independent, the management is more convenient, and the operation is simple. A corresponding accessory for processing muffler reaches the card ear counterpoint and the detection that the machinery gives the coil spring automatically, reduces the human factor influence, satisfies continuity production, improves the efficiency and the quality of crimping riveting.

Description of the drawings:

FIG. 1 is a schematic structural view of a muffler accessory to be processed according to the present invention;

FIG. 2 is a schematic structural view of a preferred embodiment of the present invention;

FIG. 3 is a schematic view of the embodiment of FIG. 2 from another perspective;

FIG. 4 is an enlarged view of a portion of the FIG. 3 embodiment;

fig. 5 is the processing alignment diagram of the present invention.

The specific implementation mode is as follows:

the conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Fig. 1 is a schematic diagram of the structure of the workpiece to be processed by riveting, which is a fitting of a muffler, of the present invention, and includes a coil spring 101, a pick 102 and a body 103, wherein the coil spring 101 and the pick 102 are riveted to the body 103 and located on the upper and lower sides of the body 103 respectively, and the coil spring 101 and the pick 102 are connected to the body 103 by a riveting column 104 and rotate together. The coil spring 101 has a locking lug 1011, and the locking lug 1011 has a predetermined direction and position when assembled, so that it can normally operate.

Referring to fig. 2, 3, 4, 5, it is shown that the utility model discloses preferred embodiment structure schematic diagram, the utility model relates to a crimping riveting device has frame 1, be equipped with carousel 2 on the frame 1, the side of going up of this carousel 2 is equipped with material level 21 and counterpoint tool 22, and material level 21 carries suitably to be equipped with location structure on the material level 21 according to carousel direction of rotation interval arrangement on the carousel, and concrete location structure can be constant head tank, locating pin, locating hole, location step or combination thereof, does not do the restriction here. In this embodiment, the loading position 21 faces upward, the alignment jig 22 is located at one side of the loading position 21, and the alignment jig 22 and the loading position 21 are arranged in a matching manner, i.e. the number of the alignment jig 22 and the loading position 21 are arranged in a one-to-one matching manner. The loading position 21 satisfies the fitting placement riveting shown in fig. 1, and the alignment jig 22 gives a direction and a position for determining the lug 1011 of the coil spring 101, as shown in fig. 5. After alignment is finished, crimping and riveting processing can be carried out, therefore, the utility model also comprises a stamping mechanism 3 and a detection mechanism 4, the stamping mechanism 3 and the detection mechanism 4 are assembled on the base 1, and the stamping mechanism 3 carries out riveting on a workpiece to be processed; the detection mechanism 4 gives an operating signal to the punching mechanism 3 according to whether the direction and the position of the workpiece to be processed are detected to be correct. The utility model is used for processing the corresponding accessory of muffler reaches the automatic card ear counterpoint and the detection that gives the coil spring of machinery, reduces the human factor influence, satisfies continuity of production, and work is continuous, relevant, and the work is relatively independent, and the management is more convenient, easy operation.

Referring to fig. 2, 3, 4 and 5, in the present embodiment, the punching mechanism 3 has a lifting punching base 31 and a power cylinder 32 for driving the lifting punching base 31, and the lifting punching base 31 is provided with a punch (not shown). The turntable 2 intermittently rotates below the lifting stamping seat 31, so that continuous processing operation is realized, the processing efficiency is improved, and the work is safer and more reliable. During operation, the power cylinder 32 drives the lifting punching seat 31 to move towards the turntable, so as to punch a corresponding position by the punch, so as to achieve crimping and riveting processing, as shown in fig. 1, both ends of the riveting column 104 are riveted, so as to realize the riveting of the coil spring 101 and the plectrum 102 on the body 103 together, the riveting principle is the prior art, and is not described herein again. The detection mechanism 4 is provided with a probe 41, the probe 41 extends into the material loading position 21 of the turntable 2 and touches the workpiece to be processed in the alignment jig 22, and an electric signal is output to the control part of the power cylinder 32. This simple structure reaches automated inspection and controls punching press mechanism 3 to reduce the defective rate, and work safety. The specific principle of controlling the action of the punching mechanism 3 by outputting an electrical signal is the prior art, and is not described herein again. The utility model discloses a borrow probe response mode and detect, it is convenient, swift, promote machining efficiency and accuracy. In this embodiment, the probe 41 is driven to stretch by the cylinder 42, when the workpiece to be processed is rotated in place by the turntable, the cylinder 42 drives the probe to extend out for detection, and after the detection is completed, the cylinder 42 drives the probe to retract, so that the structure is simple, the control is easy, and the investment cost is low.

Referring to fig. 2, 3, 4 and 5, in the present embodiment, the alignment fixture 22 includes a sliding base 221 and an alignment block 222, the sliding base 221 is on the turntable 2, the alignment block 222 is assembled in the sliding base 221, the alignment block 222 has an alignment end and a pushing end, and the alignment end is provided with an alignment groove 2221. The machine base 1 is also provided with a pushing piece 5, and the pushing piece 5, the punching mechanism 3 and the detection mechanism 4 are converged at the same processing station together, so that alignment, detection and riveting at the same processing station are realized. In this embodiment, the pushing member 5 is a telescopic cylinder, and the telescopic end of the pushing member 5 has a corresponding movable joint, so as to abut against the pushing end of the alignment block 222 and push the alignment block 222 to move on the slide seat 221, so that the alignment groove 2221 of the alignment block 222 limits the corresponding portion of the workpiece to be processed, thereby preventing the punching from running out, and facilitating the detection. In this embodiment, a pushing end of the aligning block 222 is provided with a corresponding loose joint to connect with the pushing member 5, the pushing member 5 drives the aligning block 222 to move in a relatively inclined pushing manner, the sliding seat 221 is provided with a sliding hole for the aligning block 222 to stretch and limit, so that the pushing member 5 can be pushed to perform alignment work, and the pushing member 5 can move back for a certain distance along with the aligning block 222 when moving back (the back distance can be realized by designing the stopping portion at the aligning end of the aligning block 222 to be clamped with the sliding seat 221), and the loose joint relationship is utilized to realize automatic separation or separation when the turntable rotates. As shown in fig. 5, the alignment slot 2221 is a sectional slot, which allows the engaging lug of the coil spring to be inserted into the alignment slot 2221, and determines the position and direction of the engaging lug of the coil spring; and the contraposition end of the contraposition block 222 is also provided with an avoidance position 2222 which meets the requirement that the probe 41 extends into the coil spring for detection, the avoidance position 2222 is in a through hole form, the probe 41 passes through the avoidance position 2222 to touch a clamping lug of the coil spring, the clamping lug of the coil spring is proved to be correct in position, an electric signal is output to the punching mechanism, the punching mechanism punches and rivets normally, otherwise, the punching mechanism does not act, and corresponding prompts such as a flashing light, an alarm and the like are given.

Although the preferred embodiments of the present invention have been described in connection with the accompanying drawings, the present invention should not be limited to the exact construction and operation as described and illustrated, and many equivalent modifications and variations of the above-described embodiments may be made by logical analysis, reasoning or limited experimentation by those skilled in the art without departing from the spirit and scope of the present invention, which should fall within the scope of the claims.

Claims

1. The utility model provides a crimping riveting device, has frame (1), its characterized in that: the machine base (1) is provided with a turntable (2), the turntable (2) is provided with material carrying positions (21) and alignment fixtures (22), the material carrying positions (21) are arranged on the turntable at intervals according to the rotation direction of the turntable, the alignment fixtures (22) and the material carrying positions (21) are arranged in a matching mode, the material carrying positions (21) meet the requirement of placing and riveting of workpieces to be machined, and the alignment fixtures (22) determine the direction and the position of the corresponding workpieces to be machined; the riveting machine comprises a stamping mechanism (3) and a detection mechanism (4), wherein the stamping mechanism (3) and the detection mechanism (4) are assembled on the machine base (1), and the stamping mechanism (3) is used for riveting a workpiece to be machined; the detection mechanism (4) gives a working signal to the punching mechanism (3) according to whether the direction and the position of the workpiece to be processed are detected to be correct or not.

2. A squeeze riveting apparatus according to claim 1, characterized in that: the punching mechanism (3) is provided with a lifting punching seat (31) and a power cylinder (32) for driving the lifting punching seat (31), the lifting punching seat (31) is provided with a punching head, and the turntable (2) intermittently rotates below the lifting punching seat (31); the detection mechanism (4) is provided with a probe (41), the probe (41) extends into the material loading position (21) of the turntable (2) and touches a workpiece to be machined in the alignment jig (22), and an electric signal is output to the control part of the power cylinder (32).

3. A squeeze riveting apparatus according to claim 1 or 2, characterized in that: the alignment jig (22) comprises a sliding seat (221) and an alignment block (222), the sliding seat (221) is arranged on the rotary table (2), the alignment block (222) is assembled in the sliding seat (221), the alignment block (222) is provided with an alignment end and a pushing end, and an alignment groove (2221) is formed in the alignment end; the machine base (1) is further provided with a pushing piece (5), the punching mechanism (3) and the detection mechanism (4) are converged at the same machining station, the pushing piece (5) pushes a pushing end of the alignment block (222) so that the alignment groove (2221) of the alignment block (222) limits the corresponding part of the workpiece to be machined, and an avoiding position (2222) which enables the probe (41) to stretch into the detection is further arranged on the alignment end of the alignment block (222).