CN220196142U

CN220196142U - Riveting device for riveting rod in shell

Info

Publication number: CN220196142U
Application number: CN202321515535.3U
Authority: CN
Inventors: 戴昕; 徐争志
Original assignee: Jianghua Jin'ao Electric Motor Co ltd
Current assignee: Jianghua Jin'ao Electric Motor Co ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-12-19
Anticipated expiration: 2033-06-14

Abstract

The utility model discloses a riveting device for a riveting rod in a shell, which comprises the following components: the continuous die is provided with a conveying channel extending back and forth, the conveying channel is provided with a riveting station, and a workpiece moves along the conveying channel and passes through the riveting station; a conveying mechanism provided with an outlet end, wherein the conveying mechanism conveys the riveting rod to the outlet end; a linear driving mechanism; the slide block is connected to the linear driving mechanism, an accommodating hole is formed in the top of the slide block, and the linear driving mechanism drives the slide block to enable the accommodating hole to reciprocate between the lower portion of the outlet end and the lower portion of the riveting station. According to the riveting device for the riveting rod in the shell, the riveting rod is riveted during the motor shell stamping process, the additional riveting process is not needed after the motor shell is stamped, and the manufacturing cost is saved. The utility model can be applied to the field of continuous die stamping.

Description

Riveting device for riveting rod in shell

Technical Field

The utility model relates to the field of continuous die stamping, in particular to a riveting device for a riveting rod in a shell.

Background

The motor casing is generally formed by plate stamping, a cavity is arranged in the motor casing, and a riveting rod for installing a stator or a rotor is arranged in part of the motor casing. At present, after the motor casing is stamped and blanked, a riveting rod is riveted to the motor casing in a subsequent process through a machine or manually. However, the rivet bar riveting process provided later increases the manufacturing cost of the motor case.

Disclosure of Invention

The utility model aims to provide a riveting device for a riveting rod in a shell, which solves one or more technical problems in the prior art and at least provides a beneficial selection or creation condition.

The technical scheme adopted for solving the technical problems is as follows:

an in-shell rivet stem crimping apparatus comprising:

the continuous die is provided with a conveying channel extending back and forth, the conveying channel is provided with a riveting station, and a workpiece moves along the conveying channel and passes through the riveting station;

a conveying mechanism provided with an outlet end, wherein the conveying mechanism conveys the riveting rod to the outlet end;

a linear driving mechanism;

the slide block is connected to the linear driving mechanism, an accommodating hole is formed in the top of the slide block, and the linear driving mechanism drives the slide block to enable the accommodating hole to reciprocate between the lower portion of the outlet end and the lower portion of the riveting station.

The beneficial effects of the utility model are as follows: a riveting station is arranged in a conveying channel of the progressive die, when the motor casing moves to the riveting station, the linear driving mechanism drives the sliding block to move to the lower part of the outlet end, so that the containing hole is opposite to the outlet end, the conveying mechanism conveys the riveting rod to the outlet end, and then the riveting rod falls into the containing hole; when the motor shell moves to the riveting station, the linear driving mechanism drives the sliding block to move to the lower part of the riveting station, so that the accommodating hole and the riveting rod move to the lower part of the motor shell, and then the piezoelectric shell and the riveting rod are continuously stamped, so that the riveting rod is riveted to the inner cavity wall of the motor shell; and then the motor casing riveted with the riveting rod continues to move along with the conveying channel of the continuous die to carry out the subsequent stamping process, so that the riveting rod is riveted during the motor casing stamping process, the riveting process is not required to be additionally arranged after the motor casing is stamped, and the manufacturing cost is saved.

As a further improvement of the above technical solution, the in-shell riveting device further includes a blocking mechanism, where the blocking mechanism is disposed at the outlet end, and the blocking mechanism blocks the riveting rod from falling down from the outlet end.

Arranging a blocking mechanism for blocking the rivet rods from falling from the outlet end, continuously conveying the rivet rods by the conveying mechanism and stacking the rivet rods on the outlet end, enabling the rivet rods to be sequentially arranged in the conveying mechanism, starting the conveying mechanism to enable one rivet rod to drop into the accommodating hole against the resistance of the blocking mechanism after the linear driving mechanism drives the sliding block to enable the accommodating hole to move to the position below the outlet end, and then closing the conveying mechanism to enable the rest rivet rods to be blocked by the blocking mechanism; because the stroke time of the continuous die is shorter each time, the time for conveying the riveting rod from the conveying mechanism to the outlet end is further shortened, the time for the riveting rod to drop into the slider accommodating hole each time is more matched with the stroke time of the continuous die, and the manufacturing efficiency of the motor casing is improved.

As a further improvement of the above technical solution, the in-shell riveting device further includes a pushing mechanism, the pushing mechanism is connected with the conveying mechanism, and the pushing mechanism is started to enable the riveting rod to move downwards against the resistance of the blocking mechanism.

The conveying mechanism continuously conveys the riveting rod to the outlet end, the blocking mechanism blocks the riveting rod from falling downwards from the outlet end, the pushing mechanism is arranged to push the riveting rod to resist the resistance of the blocking mechanism to move downwards and fall into the accommodating hole, and the conveying mechanism continuously works, so that the condition that the riveting rod is lack of the conveying mechanism is avoided.

As a further improvement of the above technical solution, the blocking mechanism includes:

the support is provided with a conveying hole which penetrates up and down, the outlet end is communicated with the top end of the conveying hole, the side wall of the support is provided with a mounting hole which penetrates horizontally, and the mounting hole is communicated with the conveying hole;

and the obstruction piece is arranged in the mounting hole and extends into the conveying hole.

The blocking piece in the support mounting hole blocks the rivet rod in the conveying hole from sliding downwards, and the structure is simple and easy to maintain.

As a further improvement of the above technical solution, the blocking member adjusts a position along the mounting hole to change a length of the blocking member extending into the conveying hole.

The length of the blocking piece extending into the conveying hole is changed by adjusting the position of the blocking piece in the mounting hole, and the resistance of the blocking piece to the riveting rod is changed.

As a further improvement of the above technical solution, the blocking member is detachably connected with the mounting hole.

The blocking piece can be detached from the mounting hole so as to replace or maintain the blocking piece, and serious abrasion of the blocking piece after long-time work is avoided, and the blocking function of the blocking mechanism is affected.

As a further improvement of the technical scheme, the riveting device for the riveting rod in the shell further comprises a proximity switch, wherein the induction end of the proximity switch is arranged below the outlet end, and the proximity switch is electrically connected with the pushing mechanism.

Whether the slider moves to the lower side of the outlet end or not is sensed through the proximity switch, and when the slider moves to the lower side of the outlet end, the proximity switch starts the pushing mechanism to start, so that the pushing mechanism is ensured to push the riveting rod to fall into the accommodating hole of the slider.

As a further improvement of the technical scheme, the conveying mechanism comprises a vibrating disc and a conveying pipe, the vibrating disc, the conveying pipe and the outlet end are sequentially connected, the pushing mechanism is a blowing mechanism, and the pushing mechanism blows air into the conveying pipe to enable the riveting rod to move.

The riveting rod is conveyed into the conveying pipe through the vibrating plate, and moves to the outlet end along the conveying pipe, so that the conveying process of the riveting rod is smoother, and the pushing mechanism is a blowing mechanism, so that the response speed of the pushing mechanism is improved.

As a further improvement of the above technical solution, the conveying pipe is gradually inclined downward from the vibration plate toward the outlet end.

The pushing force of the pushing mechanism for pushing the riveting rod is reduced, and the compressed air source consumed by the pushing mechanism is saved.

As a further improvement of the technical scheme, the linear driving mechanism is an air cylinder push rod, the progressive die is provided with a chute, and the sliding block is arranged in the chute in a sliding way.

The linear driving mechanism is arranged to be a cylinder push rod with only recovery and extension actions, so that the linear driving mechanism is more reliable; the cylinder push rod easily deviates in the direction in the process of pushing the sliding block, and the sliding direction of the sliding block is ensured through the sliding groove of the progressive die.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic cross-sectional view of an embodiment of an in-shell rivet stem crimping apparatus according to the present utility model;

fig. 2 is an enlarged schematic view of a in fig. 1.

10. Workpiece, 20, riveting rod, 100, progressive die, 110, conveying channel, 111, riveting station, 120, chute, 200, conveying mechanism, 201, vibrating disk, 202, conveying pipe, 210, outlet end, 300, linear driving mechanism, 400, slider, 410, accommodation hole, 500, blocking mechanism, 510, support, 511, conveying hole, 512, mounting hole, 520, blocking piece, 600, proximity switch.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, if there is a word description such as "a plurality" or the like, the meaning of a plurality is one or more, and the meaning of a plurality is two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 2, the in-shell rivet bar riveting device of the present utility model makes the following embodiments:

the riveting device for the riveting rod in the shell comprises a progressive die 100, a conveying mechanism 200, a linear driving mechanism 300, a sliding block 400, a blocking mechanism 500, a pushing mechanism and a proximity switch 600.

The progressive die 100 is composed of an upper die and a lower die, the lower die is fixed on a base, a conveying channel 110 is formed between the upper die and the lower die, the conveying channel 110 is used for conveying the workpiece 10 from front to back, the workpiece 10 is a motor shell, the workpiece 10 is made of a strip-shaped metal plate, the progressive die 100 is provided with a plurality of working procedures, the strip-shaped metal plate is processed into the workpiece 10 after being punched by the progressive die 100 in the process of conveying the strip-shaped metal plate from front to back along the conveying channel 110, and the bottom of the workpiece 10 is recessed upwards to form a cavity.

The conveying path 110 has a riveting station 111 therein, and the workpiece 10 moves along the conveying path 110 and passes through the riveting station 111, and the conveying mechanism 200 is disposed to the left of the riveting station 111.

The conveying mechanism 200 includes a vibrating plate 201 and a conveying pipe 202. The bottom of the vibration plate 201 is connected to the lower die of the progressive die 100 through a bracket.

The vibration plate 201 has a pulse electromagnet below the hopper to make the hopper vibrate vertically, and the inclined spring piece drives the hopper to make torsional pendulum vibration around its vertical axis. The parts in the hopper rise along the spiral track due to the vibrations. The width of the horizontal direction of the spiral track gradually decreases from bottom to top, so that the width of the top end of the spiral track is matched with the diameter of the rivet rod 20, the top end of the spiral track can only pass through one rivet rod 20, and a plurality of rivet rods 20 are sequentially distributed along the spiral track.

The conveying pipe 202 is communicated with the top end of the spiral track, and the rivet rods 20 are conveyed to the top end of the spiral track along with the vibration disc 201, so that the rivet rods 20 are orderly and directionally arranged and orderly enter the conveying pipe 202, the inner diameter of the conveying pipe 202 is matched with the diameter of the rivet rods 20, and the rivet rods 20 in the conveying pipe 202 are orderly arranged.

The end of the conveying pipe 202 is connected with an outlet end 210, the outlet end 210 is arranged on the left side of the conveying channel 110 of the progressive die 100, the height of the outlet end 210 is lower than the top height of the spiral track of the vibration disc 201, and the conveying pipe 202 gradually inclines downwards from the vibration disc 201 to the outlet end 210, so that the rivet rod 20 in the conveying pipe 202 slides downwards and moves to the outlet end 210 under the action of gravity.

A guide seat is arranged at the left side of the riveting station 111, the guide seat extends leftwards, a sliding groove 120 is arranged at the top of the guide seat, the sliding groove 120 extends along the left-right direction, and the sliding groove 120 penetrates through the guide seat leftwards. The linear driving mechanism 300 is connected to the lower die of the progressive die 100, the linear driving mechanism 300 is disposed at the left side of the chute 120, the linear driving mechanism 300 is a cylinder push rod, and the push rod of the linear driving mechanism 300 extends into the chute 120 to move in the left-right direction.

The slider 400 is slidably disposed in the chute 120, and the left side of the slider 400 is connected to the push rod of the linear driving mechanism 300, and the linear driving mechanism 300 drives the slider 400 to move left and right along the chute 120.

The top right side of slider 400 is equipped with accommodation hole 410, and accommodation hole 410's shape and the shape phase-match of riveting pole 20, and accommodation hole 410's internal diameter is greater than the diameter of riveting pole 20, puts into accommodation hole 410 with riveting pole 20 back, leaves the clearance between the inside wall of accommodation hole 410 and the outside wall of riveting pole 20, and accommodation hole 410's degree of depth is less than the degree of depth of riveting pole 20 to ensure that the top of riveting pole 20 stretches out in accommodation hole 410's top, makes the top of riveting pole 20 can offset with the cavity wall of work piece 10, so that carry out the riveting.

The blocking mechanism 500 is arranged at the top of the guide seat, the blocking mechanism 500 comprises a support 510 and a blocking piece 520, the support 510 is connected to the top of the guide seat, a conveying hole 511 penetrating along the up-down direction is formed in the middle of the support 510, an outlet end 210 is connected to the top end of the conveying hole 511, and the bottom end of the conveying hole 511 is communicated with the sliding groove 120.

The left side wall of the support 510 is provided with a mounting hole 512, the mounting hole 512 is communicated with the conveying hole 511 rightward, and the inner side wall of the mounting hole 512 is provided with internal threads. The blocking member 520 is a screw, the blocking member 520 is screwed into the mounting hole 512, and the tip of the blocking member 520 passes through the mounting hole 512 and then protrudes into the conveying hole 511. The stopper 520 is positioned along the mounting hole 512, and the rivet 20 slides between the end of the stopper 520 and the inner sidewall of the transfer hole 511, and the end of the stopper 520 prevents the rivet 20 from sliding downward.

The linear drive mechanism 300 drives the slider 400 to reciprocate between below the shoe and below the riveting station 111.

When the linear driving mechanism 300 drives the slider 400 to move below the sliding seat, the receiving hole 410 at the top of the slider 400 is opposite to the bottom end of the conveying hole 511 of the support 510, so that the rivet rod 20 in the conveying hole 511 drops down into the receiving hole 410.

A clearance groove is provided in the left side of the accommodation hole 410, and is used to avoid the workpiece 10. When the linear driving mechanism 300 drives the slider 400 to move below the riveting station 111, the cavity wall of the workpiece 10 located at the riveting station 111 abuts against the top surface of the slider 400, the edge of the workpiece 10 extending downwards is inserted into the clearance groove, the accommodating hole 410 is opposite to the cavity center of the workpiece 10, and the continuous die 100 is clamped to rivet the workpiece 10 and the riveting rod 20 together.

The pushing mechanism is an air compressor, the pushing mechanism is communicated with the conveying pipe 202, and the pushing mechanism blows compressed air into the conveying pipe 202, and the compressed air flows along the conveying pipe 202 towards the outlet end 210, so that the rivet 20 in the conveying hole 511 slides downwards against the resistance of the obstruction 520 to the rivet 20.

The guide holder is provided with an assembly hole penetrating along the front-rear direction, the proximity switch 600 is arranged in the assembly hole of the guide holder, and the triggering end of the proximity switch 600 faces the chute 120. When the slider 400 moves below the support 510, the trigger end of the proximity switch 600 aligns with the slider 400, causing the proximity switch 600 to trigger once and controlling the actuation of the pushing mechanism once, which after actuation pushes one rivet 20 to slide down into the receiving bore 410 against the resistance of the obstruction 520. When the slider 400 drives the rivet rod 20 to move below the riveting station 111, the trigger end of the proximity switch 600 is staggered from the slider 400, so that the pushing mechanism keeps a closed state, and the blocking member 520 prevents the rivet rod 20 in the conveying hole 512 from falling down.

In some embodiments, linear drive mechanism 300 may be a hydraulic push rod or an electric push rod.

In some embodiments, the blocking mechanism 500 is configured as a clamping device capable of clamping or unclamping, without the need for a pushing mechanism, the rivet 20 in the clamping outlet end 210 preventing the rivet 20 from falling, and unclamping the rivet 20 to fall downward. Alternatively, the blocking mechanism 500 is an electromagnet, and the electromagnet attracts the rivet rod 20 and prevents the rivet rod 20 from falling downward after being started, and the rivet rod 20 falls downward due to gravity after the electromagnet is closed.

In some embodiments, the pushing mechanism and the blocking mechanism 500 need not be provided. The feed mechanism 200 feeds only one rivet stem 20 at a time as the slider 400 moves below the outlet end 210. When the slider 400 moves to the riveting station 111, the conveying mechanism 200 is closed and stops conveying the rivet stem 20. For example, the conveying mechanism 200 may be a single-pass air-blowing conveying device. Or, the conveying mechanism 200 comprises a feeding mechanism and an inclined conveying groove, the feeding mechanism is formed by a hopper in a funnel shape, the conveying groove is communicated with the bottom end of the hopper, the bottom end of the hopper can only pass through one riveting rod 20 each time, the bottom end of the hopper is sealed by an electrically opened and closed cover plate, and after the cover plate is opened, one riveting rod 20 falls into the conveying groove and slides to the outlet end 210.

While the preferred embodiments of the present utility model have been illustrated and described, the present utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by one skilled in the art without departing from the spirit of the present utility model, and these are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims

1. The utility model provides a riveting device of riveting pole in shell which characterized in that: comprising the following steps:

a linear driving mechanism;

2. The in-shell rivet stem riveting device as defined in claim 1, wherein: the riveting device for the riveting rod in the shell further comprises a blocking mechanism, wherein the blocking mechanism is arranged at the outlet end, and blocks the riveting rod from falling downwards from the outlet end.

3. The in-shell rivet stem riveting apparatus of claim 2 wherein: the riveting device for the riveting rod in the shell further comprises a pushing mechanism, wherein the pushing mechanism is connected with the conveying mechanism, and the pushing mechanism is started to enable the riveting rod to move downwards against the resistance of the blocking mechanism.

4. A shell rivet bar riveting apparatus as defined in claim 3 wherein: the blocking mechanism includes:

5. The in-shell rivet stem riveting device as defined in claim 4, wherein: the blocking member is positioned along the mounting hole to change a length of the blocking member extending into the delivery hole.

6. The in-shell rivet stem riveting device as defined in claim 5, wherein: the blocking member is detachably connected with the mounting hole.

7. A shell rivet bar riveting apparatus as defined in claim 3 wherein: the riveting device for the riveting rod in the shell further comprises a proximity switch, the induction end of the proximity switch is arranged below the outlet end, and the proximity switch is electrically connected with the pushing mechanism.

8. A shell rivet bar riveting apparatus as defined in claim 3 wherein: the conveying mechanism comprises a vibrating disc and a conveying pipe, the vibrating disc, the conveying pipe and the outlet end are sequentially connected, the pushing mechanism is an air blowing mechanism, and the pushing mechanism blows air into the conveying pipe to enable the rivet rod to move.

9. The in-shell rivet stem riveting apparatus of claim 8 wherein: the conveying pipe gradually inclines downwards from the vibration disc to the outlet end.

10. The in-shell rivet stem riveting device as defined in claim 1, wherein: the linear driving mechanism is an air cylinder push rod, the progressive die is provided with a chute, and the sliding block is arranged in the chute in a sliding way.