CN111299493A

CN111299493A - Automatic riveting set of friction shoe

Info

Publication number: CN111299493A
Application number: CN202010119206.1A
Authority: CN
Inventors: 李波; 陈剑平; 陈雷; 田助新
Original assignee: Hubei University of Arts and Science
Current assignee: HUBEI JIANGSHAN HUAKE DIGITAL EQUIPMENT TECHNOLOGY Co.,Ltd.; XY-HUST ADVANCED MANUFACTURING ENGINEERING Research Institute; Hubei University of Arts and Science
Priority date: 2020-02-26
Filing date: 2020-02-26
Publication date: 2020-06-19
Anticipated expiration: 2040-02-26
Also published as: CN111299493B

Abstract

An automatic riveting device for friction shoes comprises a horizontal moving mechanism, a rotating mechanism and a manual adjusting and automatic riveting mechanism; the horizontal moving mechanism comprises a first servo motor, a first screw rod, a first two slide rails and a linkage disc, wherein the linkage disc is arranged on the first slide rail and is connected with the first servo motor through the first screw rod; the rotating mechanism comprises a servo motor II, a speed reducing motor, a rotating shaft I and a rotating disc, wherein the rotating disc is arranged on one side of the linkage disc, and the rotating shaft I penetrating through the linkage disc is connected with the speed reducing motor; the manual adjustment and automatic riveting mechanism comprises a second sliding rail and a third sliding rail which are arranged on the rotating disc, a first T-shaped reverser, a first hydraulic oil cylinder assembly and a second hydraulic oil cylinder assembly are arranged on the second sliding rail, and a screw rod handle is arranged in the first T-shaped reverser and connected with the first hydraulic oil cylinder assembly; and a T-shaped commutator II, a riveting head I and a riveting head II are arranged on the sliding rail III, the T-shaped commutator II is connected with the T-shaped commutator I through a rotating shaft II, and a screw rod II is arranged on the T-shaped commutator and is connected with the riveting head I.

Description

Automatic riveting set of friction shoe

Technical Field

The invention belongs to the field of machining, and particularly relates to an automatic riveting device for friction shoes.

Background

The existing friction shoe riveting device is usually operated manually, adopts a single riveting head riveting design, can only rivet one hole site at a time and has low speed; the force required during riveting is large, the labor intensity is high, the efficiency is low, and the requirement of modern production is difficult to adapt. Meanwhile, with the increasing demand of multi-variety small-batch production, equipment needs to have considerable flexibility.

Disclosure of Invention

The invention aims to solve the problems of low efficiency and high labor intensity of manual operation of a single riveting head of the conventional device.

An automatic riveting device for friction shoes comprises a horizontal moving mechanism, a rotating mechanism and a manual adjusting and automatic riveting mechanism;

the horizontal moving mechanism comprises a first servo motor, a first screw rod, a first two slide rails and a linkage disc, the linkage disc is slidably mounted on the first two slide rails, the bottom of the linkage disc is sleeved on the first screw rod, the first screw rod is connected with the first servo motor, and the first servo motor drives the screw rod to further drive the linkage disc to horizontally move on the first slide rails;

the rotating mechanism comprises a servo motor II, a speed reducing motor, a rotating shaft I and a rotating disc, the servo motor II is connected with the speed reducing motor and fixed on one side of the linkage disc, the rotating disc is arranged on the other side of the linkage disc, and the speed reducing motor and the servo motor II are connected through the rotating shaft I penetrating through the linkage disc;

the manual adjustment and automatic riveting mechanism comprises a second sliding rail and a third sliding rail which are arranged on the rotating disc in parallel, wherein a T-shaped reverser I is arranged on the second sliding rail, a screw rod handle is arranged in the T-shaped reverser I, and a first hydraulic oil cylinder assembly connected with the screw rod handle and a second fixedly arranged hydraulic oil cylinder assembly are also arranged on the second sliding rail in a sliding manner; the T-shaped commutator II is connected with the T-shaped commutator I through a rotating shaft II, a screw rod II is installed on the T-shaped commutator, a riveting head I and a riveting head II are further installed on the slide rail III in a sliding mode, and the bottom of the riveting head I is sleeved on the screw rod II.

Furthermore, Y-shaped rivet holes are formed in the end portions of the first hydraulic oil cylinder assembly and the second hydraulic oil cylinder assembly.

Furthermore, the second hydraulic cylinder assembly and the fourth hydraulic cylinder assembly are fixedly installed in opposite directions, the Y-shaped rivet hole corresponds to the rivet joint, the first hydraulic cylinder assembly and the third hydraulic cylinder assembly are installed in opposite directions in a sliding mode, and the first hydraulic cylinder assembly and the third hydraulic cylinder assembly are driven by the screw rod handle to move on the second sliding rail and the third sliding rail simultaneously.

Furthermore, the screw rod handle drives the first hydraulic oil cylinder assembly to slide, meanwhile, the first T-shaped reverser transmits the rotation of the screw rod handle to the second rotating shaft, the second rotating shaft transmits the rotation of the screw rod handle to the second T-shaped reverser and further transmits the rotation of the screw rod handle to the second screw rod, and the third hydraulic oil cylinder assembly is driven to slide simultaneously through the rotation of the second screw rod.

Furthermore, radial ball bearings and pressure ball bearings are installed in the linkage disc, so that stable rotation is guaranteed.

Furthermore, the riveting device further comprises a fixed seat, the fixed seat is arranged at the second sliding rail and the third sliding rail and used for placing the shoe pieces to be riveted, and a limiting seat and a limiting block are arranged on the fixed seat.

The invention has the beneficial effects that: through horizontal migration mechanism and rotary mechanism, simplified the riveted location of hoof full form, used lead screw handle drive hydraulic cylinder subassembly to slide, realized the riveted needs of different positions hoof. And moreover, the double-row riveting design is adopted, so that the riveting efficiency is improved.

Drawings

The invention is further described with reference to the accompanying drawings and the detailed description.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a view illustrating the overall structure of the fixing base according to the present invention;

FIG. 4 is a schematic view of the shoe placement on the fixing base;

FIG. 5 is a schematic view of the internal structure of the T-shaped commutator of the present invention;

in the figure: 1 servo motor I, 2 coupling I, 3 screw rod I, 4 slide rail I, 5 base 6 screw rod seat, 7 slide rail pair, 8 screw rod pair, 9 servo motor II, 10 reducing motor, 11 coupling II, 12 rotating shaft I, 13 motor seat, 14 linkage disk, 15 rotating disk, 16 connecting seat, 17 screw rod handle, 18T-shaped commutator I, 181 casing, 182 driving rod, 183 first bevel gear, 184 driven rod, 185 second bevel gear, 19T-shaped commutator II, 20 rotating shaft II, 21 slide rail II, 22 slide rail III, 23 screw rod II, 24 hydraulic oil cylinder assembly I, 25 hydraulic oil cylinder assembly II, 26 rivet hole, 27 rivet head I, 28 rivet head II, 29 fixing seat 291, supporting seat, 292 limiting block, 293 limiting seat, 294 supporting disk and 295 supporting arm.

Detailed Description

Example (b):

it should be noted that, in the present application, the terms "a", "an", "two", "three", etc. are merely numbered for convenience of distinguishing descriptions; the terms "left" and "right" are described in the orientation shown in the drawings. The scope of the claims of the present application should not be limited by this description.

Referring to fig. 1 and 2, an automatic riveting device for friction shoes comprises a horizontal moving mechanism, a rotating mechanism, a manual adjusting and automatic riveting mechanism. The device is integrally installed on a rack, and the rack can adopt a fixed rack and also can adopt a movable rack.

The horizontal moving mechanism comprises a servo motor I1, a screw rod I3, two sliding rails I4 and a linkage disk 14. The two first sliding rails 4 are parallelly installed on the base 5, and a moving foundation and a supporting foundation are provided for translation of the whole device. The two ends of the base 5 are provided with screw rod seats 6, one end of the first screw rod 3 is installed on the base 5 on the right side through a bearing, one end of the first screw rod is connected with the first coupler 2, and the first coupler 2 is installed on the screw rod seat 6 on the left side through a bearing. The first coupler 2 is connected with the first servo motor 1 and is driven by the first servo motor 1. In addition, a speed reducing motor 10 can be arranged between the servo motor I1 and the coupler I2, so that the phenomenon that the translation stroke is too large due to the fact that the running speed of the motor is too high is avoided. The bottom of the linkage disc 14 is provided with a slide rail pair 7 and a screw rod pair 8 which are respectively arranged on the slide rail I4 and the screw rod I3 through the slide rail pair 7 and the screw rod pair 8, the screw rod pair 8 and the screw rod I3 form a screw rod nut type structure, and the servo motor I1 drives the screw rod I3 to rotate so as to drive the linkage disc 14 to horizontally slide on the slide rail I4.

The rotating mechanism comprises a second servo motor 9, a speed reducing motor 10, a first rotating shaft 12 and a rotating disc 15. The center of the linkage disk 14 is provided with a through hole, the first rotating shaft 12 is installed in the through hole, preferably, a plurality of radial ball bearings are arranged in the linkage disk 14 and sleeved on the first rotating shaft 12, and therefore the first rotating shaft 12 is guaranteed to rotate stably. The left end of the first rotating shaft 12 is connected with a speed reducing motor 10 through a coupler, the speed reducing motor 10 is connected with a second servo motor 9, and the second servo motor 9 and the speed reducing motor 10 are installed on a linkage disk 14 through a motor base 13. The right end of the first rotating shaft 12 is connected with the rotating disc 15, and preferably, a pressure ball bearing is arranged between the rotating disc 15 and the linkage disc 14, so that abrasion between the rotating disc 15 and the linkage disc 14 is avoided.

The manual adjustment and automatic riveting mechanism comprises a connecting seat 16, a screw rod handle 17, a second sliding rail 21, a third sliding rail 22, a first T-shaped commutator 18, a second T-shaped commutator 19, a second rotating shaft 20, a second screw rod 23, a first hydraulic oil cylinder assembly 24, a second hydraulic oil cylinder assembly 25, a first riveting head 27 and a second riveting head 28. The connecting seat 16 is radially mounted on the rotating disc 15 along the rotating disc 15, the second sliding rail 21 and the third sliding rail 22 are mounted on the connecting seat 16 in parallel, wherein the second sliding rail 21 is far away from the center of the rotating disc 15, and the third sliding rail 22 is close to the center of the rotating disc 15. Two 21 slide rails are close to rolling disc 15 one end and install T shape commutator 18, three 22 slide rails are close to 15 one end of rolling disc and install T shape commutator 19 two, connect through two 20 pivots between two commutators, install on the T shape commutator 18 lead screw handle 17, install on the two 19T shape commutators lead screw 23, lead screw handle 17 and two 23 whole and two 21 and the three 22 slide rails of slide rail are parallel. The first hydraulic oil cylinder assembly 24 is slidably mounted on the second sliding rail 21, the second hydraulic oil cylinder assembly 25 is fixedly mounted at the left end of the second sliding rail 21, and the first hydraulic oil cylinder assembly 24 is connected with the right end of the screw rod handle 17 and slides on the second sliding rail 21 through a driver of the screw rod handle 17. The first riveting head 27 is slidably mounted on the third sliding rail 22, the second riveting head 28 is fixedly mounted at the left end of the third riveting head 27, the bottom of the first riveting head 27 is sleeved on the second screw rod 23, internal threads matched with the second screw rod 23 are arranged in the bottom of the first riveting head 27, the screw rod handle 17 is rotated, the first T-shaped reverser 18 transmits the rotation of the screw rod handle 17 to the second rotating shaft 20, the second rotating shaft 20 transmits the rotation to the second T-shaped reverser 19 and then transmits the rotation to the second screw rod 23 so as to drive the first riveting head 27 and the first hydraulic oil cylinder assembly 24 to synchronously slide on the sliding rail. The second sliding rails 21 are of a double-sliding-rail structure, the double sliding rails are arranged on two sides, a space is reserved in the middle, and the output ends of the hydraulic oil cylinder assemblies penetrate through the double sliding rails and respectively correspond to the riveting heads. As shown in FIG. 2, the output end of the hydraulic cylinder assembly is provided with a Y-shaped rivet hole 26, the upper part of the Y-shaped rivet hole is fixedly arranged on the hydraulic cylinder assembly, the lower part of the Y-shaped rivet hole is provided with a through hole, the side surface of the Y-shaped rivet hole is provided with a through hole, and the side surface of the Y-shaped rivet hole is provided. The riveting head is provided with a detachable centering rod which is matched with the hydraulic oil cylinder assembly to rivet the shoe plate.

As shown in fig. 1, 3 and 4, the device further includes a fixing seat 29 for placing the shoe plate, the fixing seat 29 includes a supporting seat 291, a supporting plate 294 is installed on the supporting seat 291, two horizontally parallel supporting arms 295 are installed on the supporting plate 294, a limiting seat 293 and a limiting block 292 are arranged on the supporting arm 295, the limiting block 292 is of a detachable structure and is fixed on the supporting arm 295 through bolts, meanwhile, the supporting plate 294 is provided with the limiting block 292 corresponding to the limiting block 292 on the supporting arm 295, and the limiting block 292 is customized according to friction shoe plates with different width sizes so as to adapt to products with different widths. Referring to fig. 3 and 4, a bolt hole is formed in one of the limiting seats 293, when in use, two ends of a friction shoe to be riveted are respectively placed on the two limiting seats 293, and one end of the friction shoe is fixed on the limiting seat 293 with the bolt hole by using a bolt.

As shown in fig. 5, the second T-shaped commutator 19 structure includes a casing 181, a driving rod 182 and a driven rod 184 are disposed in the casing 181, the driving rod 182 is sleeved with a first bevel gear 183, two ends of the driven rod 184 are provided with second bevel gears 185, the driving rod 182 is a second rotating shaft 20, and the driven rod 184 is a second lead screw 23. The T-shaped reverser I18 adopts a screw rod lifter structure, a screw rod handle 17 rotates to drive a rotating shaft II 20 to rotate, meanwhile, the screw rod handle 17 moves rightwards, and the right end of the screw rod handle 17 is arranged at one end of a hydraulic oil cylinder assembly I24 through a bearing to push the hydraulic oil cylinder assembly I24 to move along a sliding rail II 21.

The operation principle is as follows: the shoe plate with riveting friction is fixed on a fixed seat 29, a servo motor I1 is controlled to control the whole device to move in place, a hydraulic cylinder assembly II 25 and a riveting head II 28 are aligned to one riveting point, a hydraulic cylinder assembly I24 and a riveting head I27 are adjusted to be aligned to the other riveting point through a lead screw handle 17, and then the hydraulic cylinder assembly I24 and the hydraulic cylinder assembly II are controlled to be placed in rivets to be riveted. When the rotation is needed, the whole device is controlled to rotate through the second servo motor 9, and subsequent riveting is carried out. The process does not need to adjust the position of the friction shoe for many times, simplifies the positioning of the overall riveting of the shoe, uses the screw rod handle to drive the hydraulic oil cylinder assembly to slide, and meets the requirements of shoe riveting at different positions. And moreover, the double-row riveting design is adopted, so that the riveting efficiency is improved.

It should be understood that in the present application, the first servo motor 1 and the second servo motor 9 are further provided with corresponding electric circuits, the first hydraulic oil cylinder assembly 24 and the second hydraulic oil cylinder assembly 25 are provided with corresponding hydraulic oil paths, and in addition, the device is further provided with a control system for controlling the operation of each motor and each oil cylinder.

Claims

1. The utility model provides an automatic riveting set of friction shoe which characterized in that: comprises a horizontal moving mechanism, a rotating mechanism and a manual adjusting and automatic riveting mechanism;

the horizontal mechanism comprises a first servo motor, a first screw rod, a first two slide rails and a linkage disc, the linkage disc is slidably mounted on the first two slide rails, the bottom of the linkage disc is sleeved on the first screw rod, the first screw rod is connected with the first servo motor, and the first servo motor drives the screw rod to further drive the linkage disc to horizontally move on the first slide rails;

2. An automatic riveting apparatus of friction shoes according to claim 1, characterized in that: and Y-shaped rivet holes are formed in the end parts of the first hydraulic oil cylinder component and the second hydraulic oil cylinder output shaft.

3. An automatic riveting apparatus of friction shoes according to claim 2, characterized in that: the second hydraulic oil cylinder component and the fourth hydraulic oil cylinder component are fixedly installed in opposite directions, the Y-shaped rivet hole corresponds to the rivet joint, the first hydraulic oil cylinder component and the third hydraulic oil cylinder component are installed in opposite directions in a sliding mode, and the first hydraulic oil cylinder component and the third hydraulic oil cylinder component are driven by the screw rod handle to move on the second sliding rail and the third sliding rail simultaneously.

4. An automatic riveting apparatus of friction shoes according to claim 1, characterized in that: the screw rod handle drives the first hydraulic oil cylinder assembly to slide, meanwhile, the first T-shaped reverser transmits the rotation of the screw rod handle to the second rotating shaft, the second rotating shaft transmits the rotation of the screw rod handle to the second T-shaped reverser and further transmits the rotation of the screw rod handle to the second screw rod, and the third hydraulic oil cylinder assembly is driven to slide through the rotation of the second screw rod.

5. An automatic riveting apparatus of friction shoes according to claim 1, characterized in that: and a radial ball bearing and a pressure ball bearing are arranged in the linkage disc, so that the rotation stability is ensured.

6. An automatic riveting apparatus of friction shoes according to claim 1, characterized in that: the riveting device further comprises a fixing seat, the fixing seat is arranged at the second sliding rail and the third sliding rail and used for placing the shoe pieces to be riveted, and a limiting seat and a limiting block are arranged on the fixing seat.