Automatic spring fastener assembly machine

Patent metadata

Field	Value
Publication number	US-10828734-B2
Application number	US-201916399020-A
Country	US
Kind code	B2
Filing date	Apr 30, 2019
Priority date	May 2, 2018
Publication date	Nov 10, 2020
Grant date	Nov 10, 2020

Abstract

The present invention relates to an automatic spring fastener assembly machine, including a rack and a power control box, and the rack is provided with a circulating conveying device, and a rubber casing feeding device, a fastener feeding device and a spring loading device which are in turn arranged around the circulating conveying device. The rubber casing feeding device includes a rubber casing vibration tray disposed to the left front side of the circulating conveying device, and the rubber casing feeding vibration tray is connected with a rubber casing distributing block through the rubber casing conveying track. The upper side of the circulating conveying device is provided with a rubber casing transportation manipulator, and the right front side thereof is provided with a rubber casing clamping device located below the rubber casing transportation manipulator, and a fastener pushing in device fitting the circulating conveying device is disposed under the rubber casing clamping device. In the present invention, material feeding and conveying is done by the circulating conveying device, and fasteners are fitted into corresponding holes on the rubber casings from a higher position with the fastener pushing in device, which can be completed fast and efficiently, is easy to operate, realize quick assembly of spring fasteners and improve working efficiency.

First claim

What is claimed as new and desired to be covered by Letters Patent is:

1. An automatic spring fastener assembly machine, including a rack ( 1 ) and a power control box, wherein:
the rack ( 1 ) is provided with a circulating conveying device ( 3 ), and a rubber casing feeding device, fastener feeding device and spring loading device, which are sequentially disposed around the circulating conveying device ( 3 );
the rubber casing feeding device includes a rubber casing feeding vibration tray ( 4 ) disposed to the left front side of the circulating conveying device ( 3 ), and the rubber casing feeding vibration tray ( 4 ) is connected with a rubber casing distributing block ( 15 ) through a rubber casing conveying track;
a rubber casing transportation manipulator ( 5 ) fitting the rubber casing distributing block ( 15 ) is disposed above the circulating conveying device ( 3 ), and a rubber casing clamping device ( 11 ) located below the rubber casing transportation manipulator ( 5 ) is disposed on the right front side thereof;
a fastener pushing-in device ( 2 ) fitting the circulating conveying device ( 3 ) is disposed below the rubber casing clamping device ( 11 ), and the right side of the rubber casing transportation manipulator ( 5 ) is provided with a discharging device ( 10 ) located on the rack ( 1 ); and
the circulating conveying device, the rubber casing feeding vibration tray, the rubber casing transportation manipulator, the rubber casing clamping device, the fastener pushing-in device, and the discharging device are all electrically connected to the power control box.

2. The automatic spring fastener assembly machine of claim 1 , wherein:
the circulating conveying device ( 3 ) includes a conveying support ( 12 ) disposed on the rack ( 1 ), the conveying support ( 12 ) is provided with a conveying drive motor ( 14 ) and a conveyor sprocket ( 13 ) functioning together;
fastener carriers ( 19 ) are evenly disposed on the conveyor sprocket ( 13 ) along the conveying direction, the left side of the conveying support ( 12 ) is provided with an excess material detection device ( 16 ) located between the rubber casing transportation manipulator ( 5 ) and the fastener feeding device, and the rear end of the conveying support ( 12 ), which functions with a fastener carrier ( 19 ) is provided with a carrier positioning device ( 17 ) located on the rack ( 1 );
a carrier support ( 18 ) fitting the bottom of the fastener carrier ( 19 ) is disposed below the carrier positioning device ( 17 ), and the carrier support ( 18 ) is on the rack ( 1 ); and
the conveying drive motor, excess material detection device, and the carrier positioning device are all electrically connected to the power control box.

3. The automatic spring fastener assembly machine of claim 2 , wherein the fastener carrier ( 19 ) includes a carrier seat ( 21 ) provided on the conveyor sprocket ( 13 ), and the carrier seat ( 21 ) is provided with four sets of fastener positioning sleeves ( 22 ), the interior of fastener positioning sleeves ( 22 ) is provided with through holes penetrating through the bottom of the carrier seat ( 21 ), and each through hole is provided with a slot fitting the fastener.

4. The automatic spring fastener assembly machine of claim 3 , wherein the carrier positioning device ( 17 ) includes positioning support bracket ( 25 ) provided on the rack ( 1 ), a positioning lifting cylinder ( 24 ) is provided vertically downward on the positioning support bracket ( 25 ), the output end of the positioning lifting cylinder ( 24 ) is connected to a rod seat, and two sets of positioning rods ( 23 ) are symmetrically provided on the rod seat, and the positioning rod ( 23 ) can be plugged and fitted into a transportation positioning hole ( 20 ) provided on the carrier seat ( 21 ), the positioning lifting cylinder is electrically connected to the power control box.

5. The automatic spring fastener assembly machine of claim 2 , wherein:
the rubber casing clamping device ( 11 ) includes a rubber casing clamping support ( 32 ) provided on the rack ( 1 ), a clamping and lifting cylinder ( 33 ) is disposed vertically upward on the rubber casing clamping support ( 32 ), and the output end of the clamping and lifting cylinder ( 33 ) is connected to a clamping and lifting table ( 31 );
one side of the clamping lifting table ( 31 ) adjacent to the circulating conveying device ( 3 ) is horizontally provided with a rubber casing rotating cylinder ( 28 ) along the conveying direction, and the other side thereof is vertically provided with a baffle pushing cylinder ( 30 ) along the conveying direction;
the output end of the rubber casing rotating cylinder ( 28 ) is connected to a rubber casing rotating table ( 27 ), the front end of the rubber casing rotating table ( 27 ) is provided with a rubber casing clamping gripper ( 26 ) fitting the left and right side of the rubber casing;
the output end of the baffle pushing cylinder ( 30 ) is connected to a upper baffle ( 29 ) slidably fitting the upper side of the rubber casing in the rubber casing clamping gripper ( 26 ); and
all of the rubber casing clamping gripper, the rubber casing rotating cylinder, the baffle pushing cylinder and the clamping and lifting cylinder are electrically connected to the power control box.

6. The automatic spring fastener assembly machine of claim 5 , wherein:
the fastener pushing-in device ( 2 ) includes a fastener pushing-in support ( 34 ) provided on the rack ( 1 );
a fastener pushing-in cylinder ( 35 ) is vertically upward provided on the fastener pushing-in support ( 34 );
the output end of the fastener pushing-in cylinder ( 35 ) is connected to a pushing-in sliding block ( 36 );
the upper end of the pushing in sliding block ( 36 ) is provided with a pushing rod pedestal ( 37 );
the pushing rod pedestal ( 37 ) is provided with a fastener pushing rod ( 38 ) plug-in fitting the through-holes in the carrier seat ( 21 ); and
the fastener pushing-in cylinder is electrically connected to the power control box.

7. The automatic spring fastener assembly machine of claim 1 , wherein the fastener feeding device comprises a fastener feeding vibration tray ( 7 ) provided on the rack ( 1 ), the fastener feeding vibration tray ( 7 ) is sequentially connected with a fastener conveying track ( 47 ) and a fastener distributing block; the discharge end of the fastener distributing block is provided with a fastener rotating device ( 48 ); a fastener conveying device ( 6 ) is provided above the fastener rotating device ( 48 ), the fastener rotating device ( 48 ) includes a fastener rotating support seat ( 54 ) provided on the rack ( 1 ), the fastener rotating support seat ( 54 ) is horizontally provided with a fastener shuttling cylinder ( 55 ), the output end of the fastener shuttling cylinder ( 55 ) is connected to a fastener shuttling sliding block ( 56 ) slidably fitting the fastener rotating support seat ( 54 ); the fastener shuttling sliding block ( 56 ) is horizontally provided with a fastener rotating cylinder ( 57 ), the output end of the fastener rotating cylinder ( 57 ) is connected to a fastener rotating table ( 58 ), on the left end of the fastener rotating table ( 58 ) is horizontally provided a fastener clamping cylinder ( 59 ) and the left end of the fastener clamping cylinder ( 59 ) is provided with a fastener steering clamping claw ( 60 ) fitting the fastener distributing block, the fastener steering clamping claw ( 60 ) is provided with a fastener clamping slot connected to the discharge end of the fastener distributing block; all of the fastener feeding vibration tray, the fastener shuttling sliding block, the fastener rotating cylinder, the fastener clamping cylinder and the fastener steering clamping claw are electrically conn

Assignees

• Univ Dongguan Technology

Inventors

• Li Chuan
• Bai Yun

Classifications

• Y10T29/49609

  Spring making · CPC title

• H01R43/20 Primary

  for assembling or disassembling contact members with insulating base, case or sleeve · CPC title

• B23P19/002

  orientating the articles · CPC title

• B65G47/82

  Rotary or reciprocating members for direct action on articles or materials, e.g. pushers, rakes, shovels {(means for pushing glass articles onto a conveyor C03B9/453)} · CPC title

• B65G2812/03

  Vibrating conveyors · CPC title