WO2020042229A1

WO2020042229A1 - Portable electric rivet-assembly auxiliary machine

Info

Publication number: WO2020042229A1
Application number: PCT/CN2018/105387
Authority: WO
Inventors: 王恩能
Original assignee: 王恩能
Priority date: 2018-08-30
Filing date: 2018-09-13
Publication date: 2020-03-05
Also published as: CN108994244B; US20200070238A1; CN108994244A

Abstract

A portable electric rivet-assembly auxiliary machine, comprising a casing (1), a control mechanism (2), a power mechanism (3), and a clamping mechanism (4). The casing (1) comprises a middle casing (11), an upper casing (12), and a lower casing (13), wherein an inner wall of a second chamber (17) is provided with a first guiding slide groove (171) and a second guiding slide groove (18). The control mechanism (2) comprises a controller (21), a battery (22), and a control switch (23). The power mechanism (3) comprises a motor (31), a lead screw (32), a slider (33), a sleeve (34), and a tension spring (35). The clamping mechanism (4) is a conical structure composed of a plurality of wedge-shaped blocks (41). Upper portions of the wedge-shaped blocks (41) of the clamping mechanism (4) are spaced apart from each other, and lower portions of the wedge-shaped blocks (41) are magnetized so as to be attracted to each other. The clamping mechanism (4) is provided with a clamping through-hole (44) along a central axis. The machine is well-structured, and has advantages such as structural simplicity, easy use, a high degree of machine intelligence, safety and reliability, time and effort saving, and good practicability, effectively resolving the issue of poor practicability of rivet-assembly machinery in the art.

Description

Portable electric rivet assembly auxiliary machine

Technical field

The invention relates to the field of rivet assembly auxiliary machinery and equipment, in particular to a portable electric rivet assembly auxiliary machinery.

Background technique

The traditional riveting device mainly uses manual knocking to rivet the rivet into the material that needs to be fixed. The disadvantage of this riveting method is that the rivet is easily deformed and bent. The reason is that the direction of the force at the time of striking cannot accurately act on the rivet On the central axis, it is easy to cause stress concentration, causing unreliable tightening, and inconvenient operation, manual operation is laborious, human labor intensity is large, and industrialization cannot be formed, and the efficiency is low. Therefore, the use of rotary riveting machines now appears. Riveting, but the current rotary riveting machine is large and inconvenient to carry, the structure is complex and the price is high, and the practicality is not strong.

Summary of the Invention

The technical problem to be solved by the present invention is: in order to overcome the problems mentioned above, a portable electric rivet assembly auxiliary machine is provided, which has a reasonable structure, simple structure, convenient use, high degree of intelligence, safety, reliability, time and labor saving , Strong practicality, etc., effectively solve the problem of poor practicality of existing rivet assembly machinery.

The technical solution adopted by the present invention to solve its technical problems is: a portable electric rivet assembly auxiliary machine, which includes a casing, a control mechanism, a power mechanism, and a clamping mechanism. The casing includes a middle casing, an upper casing, and Lower shell; the middle shell has a hollow structure, and the first shell, the second cavity, and the third cavity are provided in order from the top to the bottom of the middle shell; The upper end openings are connected to each other, and the lower casing is connected to the lower end openings of the middle casing;

A first guide chute is provided symmetrically and vertically on the inner wall of the second cavity, and a second guide chute is provided; the second guide chute includes a vertical section and an arc section connected end to end; A guide plate is provided at the upper connection of the vertical section and the arc-shaped section, one end of the guide plate and the inner cavity of the middle housing are hinged to each other, and the other end of the guide plate projects into the vertical section;

The control mechanism includes a controller provided in the first cavity, a battery, and a control switch provided on the upper casing;

The power mechanism includes a motor fixedly disposed in the first cavity, a lead screw that is drivingly connected to the motor, a slider that is drivingly connected to the screw, a sleeve sleeved on the screw, and a sleeve sleeved on the sleeve. A tension spring on the cylinder; both ends of the tension spring are fixedly connected to the lower end of the second cavity and the sleeve, respectively;

The slider is slidably connected to the second guide chute, and an L-shaped buckle is provided at the bottom of the slider. The L-shaped buckle includes a straight rod and an arc-shaped rod with an integrated structure; the upper end of the sleeve A convex ring is provided, and the convex ring is provided with an arc-shaped through hole adapted to the L-shaped buckle and slidingly connected to the first guide chute;

The clamping mechanism is disposed in the third cavity, and the clamping mechanism is a conical structure composed of a plurality of wedge-shaped blocks; an outer side wall surface of the upper end of the wedge-shaped block is provided with a ring buckle, and interacts with the inner wall of the third cavity. The connected support ring penetrates into the ring buckle and sets the upper ends of the wedge-shaped blocks with a gap between each other, and the lower ends of the wedge-shaped blocks are magnetized to attract each other; the clamping mechanism is provided with a clamping through-hole along the central axis.

Further, the control switch is a push-type switch, and a rubber cover is provided on the upper casing to cover the control switch.

Further, a number of horizontal and / or vertical rulers are provided on the lower casing for stabilizing the casing and determining a riveting position.

Further, the measuring surface of the spirit level is flush with the bottom surface of the lower case, the measuring surface of the spirit level is flush with the vertical surface of the lower case, and the spirit level is horizontally drawn with the center axis of the through hole as the zero point. Scale.

Further, the control mechanism further includes a USB connection port for charging and data transmission.

Further, a bearing is fixed between the first cavity and the second cavity, and the lead screw passes through the bearing and is fixedly connected to the inner ring.

Further, a distance sensor is disposed on the slider, and a detection end of the distance sensor is toward an inner wall of an upper end of the second cavity.

Further, a rubber cushion is provided at the bottom of the sleeve.

Further, the controller is electrically connected to a battery, a control switch, a motor, a USB connection port, and a distance sensor, respectively.

The beneficial effect of the present invention is that a portable electric rivet assembly auxiliary machine includes a casing, a control mechanism, a power mechanism, and a clamping mechanism. The casing is provided with a horizontal ruler and / or a vertical ruler to facilitate the rivet insertion position. Determine and make the rivet easier to rivet into the material to be fixed at a certain angle; the rivet is held in the housing by the clamping mechanism, and the power mechanism strikes the rivet under the control of the control mechanism. The central axis of the sleeve is parallel or coincident, and the clamping force acting on the side of the rivet by the clamping mechanism can prevent the rivet from deforming due to uneven force. The structure is reasonable, has the advantages of simple structure, convenient use, high degree of intelligence, safety and reliability, time and labor saving, strong practicability, etc., and effectively solves the problem of poor practicality of the existing rivet assembly machinery.

BRIEF DESCRIPTION OF THE DRAWINGS

The invention is further described below with reference to the drawings and embodiments.

1 is a schematic diagram of the overall cross-sectional structure of a portable electric rivet assembly auxiliary machine according to the present invention;

2 is a schematic structural sectional view of a casing of a portable electric rivet assembly auxiliary machine according to the present invention;

3 is a schematic structural diagram of a screw, sleeve and slider connection structure of a portable electric rivet assembly auxiliary machine according to the present invention;

4 is a schematic diagram of an L-shaped buckle structure of a portable electric rivet assembly auxiliary machine according to the present invention;

5 is a schematic plan view of a convex ring of a portable electric rivet assembly auxiliary machine according to the present invention;

6 is a schematic structural diagram of a connection mechanism between a clamping mechanism of a portable electric rivet assembly auxiliary machine and a lower casing according to the present invention;

7 is a schematic structural diagram of a clamping mechanism of a portable electric rivet assembly auxiliary machine according to the present invention.

The symbols in the drawings are as follows: 1, housing, 11, middle housing, 12, upper housing, 121, rubber cover, 13, lower housing, 14, horizontal ruler, 15, vertical ruler, 16, First cavity, 17, second cavity, 171, first guide chute, 18, second guide chute, 181, vertical section, 182, curved section, 183, guide plate, 19, third cavity Cavity, 2, control mechanism, 21, controller, 22, battery, 23, control switch, 24, USB connection port, 3, power mechanism, 31, motor, 32, lead screw, 33, slider, 331, L shape Clip, 3311, straight rod, 3312, curved rod, 34, sleeve, 341, curved through hole, 342, rubber cushion, 343, convex ring, 35, tension spring, 36, bearing, 37, distance Sensor, 4, clamping mechanism, 41, wedge block, 42, support ring, 43, ring buckle, 44, clamping through hole.

detailed description

The present invention will now be described in further detail with reference to the drawings. These drawings are simplified schematic diagrams, which illustrate the basic structure of the present invention only in a schematic manner, so they only show the constitutions related to the present invention.

A portable electric rivet assembly auxiliary machine as shown in FIG. 1 includes a housing 1, a control mechanism 2, a power mechanism 3, and a clamping mechanism 4.

As shown in FIG. 2, the case 1 includes a middle case 11, an upper case 12, and a lower case 13; the middle case 11 has a hollow structure, and the middle case 11 is provided in order from top to bottom The first cavity 16, the second cavity 17, the third cavity 19, the first cavity 16, the second cavity 17, and the third cavity 19 communicate with each other, and the upper case 12 is connected to the middle case 11 The upper end openings are connected to each other, and the lower casing 13 is connected to the lower end openings of the middle casing 11;

A first guide chute 171 is symmetrically disposed on the inner wall of the second cavity 17 along the central axis direction of the housing 1, and a second guide chute 18 is provided; in one embodiment, the second guide chute 18 It is separately disposed between the two first guide chutes 171. In another embodiment, the second guide chute 18 is disposed alternately with the first guide chute 171, and the two second guide chutes 18 are symmetrical to each other with respect to the axial tangential plane of the housing 1.

The second guide chute 18 includes a vertical section 181 and an arc-shaped section 182 connected end to end. The vertical section 181 is disposed parallel to the central axis of the inner cavity of the housing 1. When the second guide chute 18 is When two are arranged symmetrically to each other, the structure of one second guide chute 18 is obtained by rotating the second guide chute 18 along the central axis of the housing 1 by 180 °.

A guide plate 183 is provided at the connection between the vertical section 181 and the arc-shaped section 182. One end of the guide plate 183 and the inner cavity of the middle casing 11 are hinged to each other, and the other end of the guide plate 183 projects into the vertical section 181. In a possible embodiment, a magnet is provided at a connection between the vertical section 181 and the arc-shaped section 182, and the guide plate 183 is made of a magnetized material and is attracted to the magnet.

As shown in FIG. 1, the control mechanism 2 includes a controller 21 provided in the first cavity 16, a battery 22, and a control switch 23 provided on the upper casing 12;

The power mechanism 3 includes a motor 31 fixedly disposed in the first cavity 16, a lead screw 32 that is drivingly connected to the motor 31, a slider 33 that is drivingly connected to the screw 32, and a sleeve that is connected to the screw 32. A sleeve 34 and a tension spring 35 sleeved on the outside of the sleeve 34; both ends of the tension spring 35 are fixedly connected to the lower end of the second cavity 17 and the sleeve 34; 33 is in sliding connection with the second guide chute 18.

As shown in FIG. 3, an L-shaped buckle 331 is provided at the bottom of the slider 33. As shown in FIG. 4, the L-shaped buckle 331 includes a straight rod 3311 and an arc-shaped rod 3312 with an integrated structure.

As shown in FIG. 3, a convex ring 343 is provided on the upper end of the sleeve 34. As shown in FIG. 5, the convex ring 343 is provided with an arc-shaped through hole 341 adapted to the L-shaped buckle 331 and connected to the first The guide chutes 171 are slidably connected to each other.

During operation, the slider 33 is guided from the connection between the vertical section 181 and the arc section 182 of the second guide chute 18 via the guide plate 183 and moves downward along the arc section 182. During the process, the slider 33 drives L The shape buckle 331 rotates until it reaches the vertical section 181 and the arc-shaped section 182 is connected to the arc-shaped through hole 341, and then the slider 33 moves upward along the vertical section 181 and simultaneously applies the tension spring 35 Pull and drive the sleeve 34 to move upward, the slider 33 pushes the guide plate 183 to the vertical segment 181, the arc segment 182 and then moves down the arc segment 182 again. In this process, the slider 33 again The rotation drives the L-shaped buckle 331 to rotate out of the arc-shaped through hole 341, and the sleeve 34 strikes downward under the action of the tension spring 35. Thereafter, the slider 33 continues to run under the vertical section 181 and the arc section 182. The L-shaped buckle 331 is snapped into the arc-shaped through hole 341 at the connection point, and the sleeve 34 is lifted upwards, and sequentially circulated to achieve the purpose of repeatedly striking the sleeve 34 downward.

As shown in FIGS. 6 and 7, the clamping mechanism 4 is disposed in the third cavity 19. The clamping mechanism 4 is a conical structure composed of a plurality of wedge-shaped blocks 41. A ring buckle 43 is provided on the outer wall surface, and a support ring 42 interconnected with the inner wall of the third cavity 19 penetrates the ring buckle 43 and sets the upper ends of the wedge-shaped blocks 41 to each other with a gap, and the lower ends of the wedge-shaped blocks 41 are magnetized to attract each other; The clamping mechanism 4 is provided with a clamping through hole 44 along the central axis. In one embodiment, the lower end of the clamping through hole 44 is chamfered to facilitate penetration of the rivet into the clamping through hole 44. In order to better stabilize the rivet, the side structure of the clamping through hole 44 and the rivet should be chamfered. The same or similar, for example, a circular rivet is used with a circular clamping through-hole 44, but in order to rive the rivet deeper, the clamping through-hole 44 may be a stepped hole.

In an embodiment as shown in FIG. 1, the control switch 23 is a push-type switch, and a rubber cover 121 is provided on the upper casing 12 to cover the control switch 23. The controller 21 transmits a control command, such as long pressing the switch, a single tap of the sleeve 34 and a double tap of the sleeve 34 for continuous tapping.

In an embodiment as shown in FIG. 1, the lower casing 13 is provided with a number of horizontal rulers 14 and / or vertical rulers 15 for stabilizing the casing 1 and determining the riveting position. There are at least two mutually perpendicular horizontal rulers 14 used in combination. Of course, when the horizontal ruler 14 is used, a vertical ruler 15 can also be added for mixed use.

In an embodiment as shown in FIG. 1, the measurement surface of the spirit level 14 is flush with the bottom surface of the lower casing 13, and the measurement surface of the vertical scale 15 is flush with the vertical surface of the lower casing 13. The bottom surface of the lower case 13 and the radial section of the case 1 may be at an angle to suit the need for oblique riveting. The horizontal ruler 14 uses the central axis of the through hole 44 as the zero point to describe the horizontal scale.

In an embodiment shown in FIG. 1, the control mechanism 2 further includes a USB connection port 24 for charging and data transmission.

In an embodiment shown in FIG. 1, a bearing 36 is fixedly disposed between the first cavity 16 and the second cavity 17, and the screw rod 32 passes through the bearing 36 and is fixedly connected to its inner ring.

In an embodiment shown in FIG. 1, the slider 33 is provided with a distance sensor 37. The detection end of the distance sensor 37 is toward the upper inner wall of the second cavity 17. The distance sensor 37 is used for the controller. 21 determines the current position information of the slider 33, so that the motor 31 controls the movement of the slider 33 in the forward or reverse direction.

In an embodiment as shown in FIG. 3, a rubber cushion 342 is provided at the bottom of the sleeve 34.

The controller 21 is electrically connected to the battery 22, the control switch 23, the motor 31, the USB connection port 24, and the distance sensor 37, and obtains the operation position information of the slider 33 from the distance sensor 37 based on the establishment of the connection. The controller 21 controls the operation of the motor under the click control of the control switch 23.

A portable electric rivet assembly auxiliary machine according to the present invention includes a casing, a control mechanism, a power mechanism, and a clamping mechanism. The casing is provided with a horizontal ruler and / or a vertical ruler to facilitate the determination of the rivet insertion position. And make the rivet easier to rivet into the material to be fixed at a certain angle; the rivet is held in the housing by the clamping mechanism, and the power mechanism strikes the rivet under the control of the control mechanism. The central axis is parallel or coincident, and the clamping force acting on the side of the rivet by the clamping mechanism can prevent the rivet from being deformed due to uneven force. The structure is reasonable, has the advantages of simple structure, convenient use, high degree of intelligence, safety and reliability, time and labor saving, strong practicability, etc., and effectively solves the problem of poor practicality of the existing rivet assembly machinery.

Taking the above-mentioned ideal embodiment according to the present invention as a revelation, through the above-mentioned description content, the related staff can make various changes and modifications within the scope of not departing from the technical idea of the present invention. The technical scope of this invention is not limited to the content of the description, and its technical scope must be determined according to the scope of the claims.

Claims

A portable electric rivet assembly auxiliary machine, which is characterized by comprising a housing (1), a control mechanism (2), a power mechanism (3), and a clamping mechanism (4). The housing (1) includes a middle shell A body (11), an upper casing (12), and a lower casing (13); the middle casing (11) has a hollow structure, and the first casing (11) is sequentially provided with a first cavity ( 16), the second cavity (17), the third cavity (19); the upper casing (12) is interconnected with the upper end opening of the middle casing (11), and the lower casing (13) is Interconnected with the lower end opening of the middle casing (11);

A first guide chute (171) is provided symmetrically and vertically on the inner wall of the second cavity (17), and a second guide chute (18) is provided; the second guide chute (18) includes head and tail. A vertical segment (181) and an arc segment (182) connected to each other; a guide plate (183) is provided at an upper connection of the vertical segment (181) and the arc segment (182), and one end of the guide plate (183) It is hinged with the inner cavity of the middle casing (11), and the other end of the guide plate (183) extends into the vertical section (181);

The control mechanism (2) includes a controller (21) provided in the first cavity (16), a battery (22), and a control switch (23) provided on the upper casing (12);

The power mechanism (3) includes a motor (31) fixedly disposed in the first cavity (16), a lead screw (32) which is drivingly connected to the motor (31), and is connected to the screw (32). The slider (33), the sleeve (34) sleeved with the lead screw (32), the tension spring (35) sleeved on the sleeve (34); the tension spring (35) The two ends are fixedly connected to the lower end of the second cavity (17) and the sleeve (34), respectively;

The slider (33) is slidably connected to the second guide chute (18), and an L-shaped buckle (331) is provided at the bottom of the slider (33). The L-shaped buckle (331) includes an integral type A straight rod (3311) and a curved rod (3312) of the structure; the upper end of the sleeve (34) is provided with a convex ring (343), and the convex ring (343) is provided with an L-shaped buckle (331) The matching arc-shaped through hole (341) is slidably connected with the first guide chute (171);

The clamping mechanism (4) is disposed in the third cavity (19). The clamping mechanism (4) is a conical structure composed of a plurality of wedge-shaped blocks (41); the upper end of the wedge-shaped block (41) A ring buckle (43) is provided on the outer side wall surface, and a support ring (42) interconnected with the inner wall of the third cavity (19) penetrates the ring buckle (43) and sets the upper end of the wedge block (41) with a gap between each other. The lower ends of 41) are magnetized to attract each other; the clamping mechanism (4) is provided with clamping through holes (44) along the central axis.
The portable electric rivet assembly auxiliary machine according to claim 1, wherein the control switch (23) is a push-type switch, and a rubber cover (121) is provided on the upper casing (12). The control switch (23) is covered.
A portable electric rivet assembling auxiliary machine according to claim 1, characterized in that: said lower casing (13) is provided with a plurality of spirit levels (14) for stabilizing the casing (1) and determining a riveting position. ) And / or vertical ruler (15).
A portable electric rivet assembly auxiliary machine according to claim 1, characterized in that: the measuring surface of the spirit level (14) is flush with the bottom surface of the lower casing (13), and the measurement of the vertical ruler (15) The surface is flush with the vertical surface of the lower casing (13), and the horizontal ruler (14) uses the central axis of the clamping through hole (44) as the zero point to draw the horizontal scale.
The portable electric rivet assembly auxiliary machine according to claim 1, wherein the control mechanism (2) further comprises a USB connection port (24) for charging and data transmission.
The portable electric rivet assembly auxiliary machine according to claim 1, characterized in that: a bearing (36) is fixedly arranged between the first cavity (16) and the second cavity (17), and a screw (32) passes through the bearing (36) and is fixedly connected to its inner ring.
The portable electric rivet assembly auxiliary machine according to claim 1, wherein a distance sensor (37) is provided on the slider (33), and a detection end of the distance sensor (37) is directed toward the second space. The inner wall of the upper end of the cavity (17).
A portable electric rivet assembly assisting machine according to claim 1, characterized in that a rubber cushion (342) is provided at the bottom of the sleeve (34).
A portable electric rivet assembly auxiliary machine according to any one of claims 1, 5, and 7, characterized in that the controller (21) is respectively connected with the battery (22), the control switch (23), and the motor (31) The USB connection port (24) and the distance sensor (37) are electrically connected to each other.