Expansion type small circle inner hole edge covering device

Abstract

The utility model belongs to the technical field of automobile part machining, and particularly relates to an expanding type small circle inner hole edge covering device which comprises a base, a first vertical electric push rod is arranged in the center of the top of the base, a four-claw air cylinder is arranged at the top of the output end of the first electric push rod, and a push block is arranged on each air cylinder claw of the four-claw air cylinder through a connecting plate. According to the utility model, after the electric push rod is lifted in place, the four-claw air cylinder is operated to drive the push blocks to horizontally and radially move, so that the push blocks are driven to be separated to support the circular hole of the automotive interior trim part; then an electric push rod II is started to operate the upper die to move downwards, so that all pressurizing side plates are located on the outer side of the periphery of the round hole; and then a servo motor is started to drive a first bevel gear to rotate, a second sliding opening in a linkage plate drives a second sliding rod and penetrating rods to move, all the penetrating rods drive all the pressurizing side plates to gradually move towards the circle center direction of the circular hole of the automobile interior trim part, technological edges on the periphery of the circular hole are pressed in place, and automatic wrapping of the circular hole of the automobile interior trim part is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts processing, and particularly relates to an expanding small-round inner hole edge wrapping device. Background Technique

[0002] With the rapid development of automobile technology, a large number of new technologies, new materials and new processes have been widely applied to automobiles, greatly improving the power performance, economy, safety, emission performance and comfort of automobiles. To meet the requirements of users for automobile interiors, the current automobile manufacturing industry adopts the method of covering veneer materials such as leather or fabric on the interior trim panels to increase comfort. For the covering of small-round hole structures of automobile interior parts, due to the narrow space, it is difficult to arrange the structure with common covering molds. Therefore, it is necessary to develop an expanding small-round inner hole edge wrapping device. Content of the Utility Model

[0003] The purpose of this part is to outline some aspects of the implementation mode of the utility model and briefly introduce some preferred implementation modes. Simplifications or omissions may be made in this part, as well as in the abstract of the specification and the name of the utility model of this application, to avoid obscuring the purpose of this part, the abstract of the specification and the name of the utility model. However, such simplifications or omissions shall not be used to limit the scope of the utility model.

[0004] To solve the above technical problems, according to one aspect of the utility model, the following technical solutions are provided by the utility model:

[0005] An expanding small-round inner hole edge wrapping device, which comprises:

[0006] A base, at the center of the top of the base, a vertical electric push rod one is arranged, at the top of the output end of the electric push rod one, a four-jaw cylinder is arranged, on each cylinder jaw of the four-jaw cylinder, a push block is arranged through a connecting plate, and at the top of the base, a processing table is arranged through a support column;

[0007] An installation frame, on the top of the processing table, a "冂"-shaped installation frame is arranged, at the center of the top wall of the installation frame, a vertical electric push rod two is arranged, the output end of the electric push rod two slides through the installation frame and is provided with a circular installation plate, at the center of the bottom wall of the installation plate, a vertical servo motor is arranged, and at the bottom end of the output shaft of the servo motor, a bevel gear one is arranged; [[ID=,27]]

[0008] A driving component, which is arranged around the bottom of the installation plate at equal intervals;

[0009] An upper die is provided with an annular upper die directly below the bevel gear 1, and the side walls of the upper die are provided with perforations at equal intervals. A penetrating rod is provided in each of the perforations for sliding fit, and an arc-shaped elastic pressure side plate is provided on one side of the penetrating rod located in the upper die ring, and a sliding rod 2 is provided at the other end of the penetrating rod. The number of penetrating rods corresponds to the position of the drive components, and the servo motor drives all the penetrating rods through the drive components to move toward / away from the center of the perforation at the same time.

[0010] As a preferred solution of the expandable small circle inner hole edging device described in the utility model, the push block is fan-shaped, and the four push blocks form a "ring" shape when they are close to each other and fit together, and the multiple pressurized side plates form a "ring" shape when they are close to each other and fit together.

[0011] As a preferred solution of the expandable small circle inner hole edging device described in the utility model, wherein: a circular working hole is opened in the center of the upper and lower walls of the processing table, the connecting plate and the push block both pass through the working hole with gaps, and the center of the working hole, the center of the upper mold, the center of the "ring" formed by multiple push blocks, and the center of the "ring" formed by multiple pressurized side plates are on the same vertical line.

[0012] As a preferred solution of the expandable small circular inner hole edging device described in the utility model, the driving assembly includes a fixed plate arranged at the bottom of the mounting plate, the side wall of the fixed plate is provided with a linkage plate by rotating the rotating rod 1, the side wall of the linkage plate is opened with a slide opening 1 and a slide opening 2, the other end of the slide opening 2 is inserted into and slides on the inner side of the slide opening 2, the lower end of the fixed plate is provided with a linkage rod by rotating the rotating rod 2, the other end of the linkage rod is provided with a slide rod 1, and the slide rod 1 is inserted into and slides on the inner side of the slide opening 1.

[0013] As a preferred solution of the expandable small circle inner hole edging device described in the utility model, the drive assembly also includes an "L"-shaped bracket fixedly arranged on the outside of the servo motor housing, and a drive rod is rotatably provided through the side wall of the bracket, one end of the drive rod is provided with a bevel gear 2 that meshes with the bevel gear 1, and the other end is provided with a bevel gear 1, and the rod body of the rotating rod 2 is provided with a bevel gear 2 that meshes with the bevel gear 1.

[0014] As an optimal solution of an expandable small circle inner hole edging device described in the utility model, wherein: the diameter of the sliding rod 1 is equal to the inner diameter of the sliding mouth 1, the rod body of the sliding rod 1 is located on both sides of the sliding mouth 1 and is protruded with a circular limit plate 1, and the diameter of the limit plate 1 is larger than the diameter of the sliding rod 1.

[0015] As an optimal solution of an expandable small circle inner hole edging device described in the utility model, wherein: the diameter of the sliding rod 2 is equal to the inner diameter of the sliding mouth 2, the rod body of the sliding rod 2 is located on both sides of the sliding mouth 2 and is protruded with a circular limit plate 2, and the diameter of the limit plate 2 is larger than the diameter of the sliding rod 2.

[0016] The beneficial effects of the utility model are as follows: the automobile interior decoration part to be coated with the circular hole is placed at the working hole of the processing table; the electric push rod 1 is operated to move upward, so that the push block on the four-claw cylinder extends out of the circular hole of the automobile interior decoration part; after the electric push rod 1 is lifted into place, the four-claw cylinder is operated to drive the push block to move horizontally and radially, thereby driving the push blocks to separate and support the circular hole of the automobile interior decoration part; the electric push rod 2 is started again to operate the upper mold to move downward, so that all the pressurizing side plates are located outside the four sides of the circular hole; the servo motor is started again to drive the bevel gear 1 to rotate, and the bevel gear 2 drives the driving rod to rotate, and the bevel gear 1 and the bevel gear 2 drive the rotating rod 2 and the linkage rod to rotate, so that the slide rod 1 slides on the inner side of the slide port 1, so that the linkage plate rotates with the rotating rod 1 as the axis, so that the slide port 2 on the linkage plate drives the slide rod 2 and the penetration rod to move, so that all the penetration rods drive all the pressurizing side plates to gradually move toward the center direction of the circular hole of the automobile interior decoration part, so that the process edges around the circular hole are pressed into place, and the automatic coating of the circular hole of the automobile interior decoration part is completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below in conjunction with the accompanying drawings and detailed embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive labor. Among them:

[0018] Figure 1 It is a structural diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from the side;

[0020] Figure 3 This is a structural diagram of the first-class components of the electric push rod of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the drive assembly, upper mold and other components of the utility model when viewed from the side;

[0022] Figure 5 This is a schematic diagram of the structure of the upper mold and other components of the utility model when viewed from above.

[0023] In the figure: base 100, electric push rod 110, four-claw cylinder 120, connecting plate 130, push block 140, pillar 150, processing table 160, working hole 170, mounting frame 200, electric push rod 210, mounting plate 220, servo motor 230, bevel gear 1 240, drive assembly 300, fixing plate 310, rotating rod 1 320, linkage plate 330, slide 1 331, slide 2 332, rotating rod 2 340, linkage rod 350, slide rod 1 351, limit plate 1 352, bracket 360, drive rod 370, bevel gear 2 371, bevel gear 1 372, bevel gear 2 373, upper die 400, through hole 410, through rod 420, slide rod 2 421, limit plate 2 422, pressurizing side plate 430. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0025] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0026] Next, the present invention is described in detail with reference to schematic diagrams. For ease of illustration, cross-sectional views of device structures may be partially enlarged and not to scale when describing the embodiments of the present invention. Furthermore, the schematic diagrams are merely illustrative and should not limit the scope of protection of the present invention. Furthermore, in actual production, three-dimensional dimensions, including length, width, and depth, should be included.

[0027] In order to make the purpose, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

[0028] See also Figure 1-Figure 5 , shows a schematic diagram of the structure of an embodiment of an expansion type small circle inner hole edging device of the utility model, please refer to Figure 1-Figure 5 , a detailed introduction is given to an expansion type small circle inner hole edging device.

[0029] An expansion-type small circular inner hole hemming device includes a base 100, a vertical electric push rod 110 is provided at the top center of the base 100, a four-claw cylinder 120 is provided at the top of the output end of the electric push rod 110, and a push block 140 is provided on each cylinder claw 121 of the four-claw cylinder 120 through a connecting plate 130. A processing table 160 is provided on the top of the base 100 through a support 150;

[0030] A "冂"-shaped mounting frame 200 is provided on the top of the processing table 160. A vertical electric push rod two 210 is provided at the center of the top wall of the mounting frame 200. The output end of the electric push rod two 210 slidably penetrates through the mounting frame 200 and is provided with a circular mounting plate 220. A vertical servo motor 230 is provided at the center of the bottom wall of the mounting plate 220. A bevel gear one 240 is provided at the bottom end of the output shaft of the servo motor 230;

[0031] A driving component 300 is arranged around the bottom of the mounting plate 220 at equal intervals;

[0032] An upper die 400 is provided directly below the bevel gear one 240. A circular upper die 400 is provided. Through holes 410 are formed in the side wall of the upper die 400 at equal intervals around it. A through rod 420 is slidably fitted in each through hole 410. An arc-shaped elastic pressing side plate 430 is provided on one side of the through rod 420 inside the ring of the upper die 400. The other end of the through rod 420 is provided with a slide rod two 421. The number and position of the through rods 420 correspond to those of the driving component 300. The servo motor 230 drives all the through rods 420 to move simultaneously towards / away from the center of the ring of the through holes 410 through the driving component 300. <0,000,077>Furthermore, the push block 140 is fan-shaped, and when the four push blocks 140 are close to and fit together, they form a "ring" shape. When the plurality of pressing side plates 430 are close to and fit together, they form a "ring" shape.

[0034] Furthermore, a circular working hole 170 is opened at the centers of the upper and lower walls of the processing table 160. The connecting plate 130 and the push block 140 both pass through the working hole 170 with a gap. The center of the working hole 170, the center of the ring of the upper die 400, the center of the "ring" formed by the plurality of push blocks 140, and the center of the "ring" formed by the plurality of pressing side plates 430 are on the same vertical line.

[0035] Furthermore, the drive assembly 300 includes a fixed plate 310 arranged at the bottom of the mounting plate 220, and the side wall of the fixed plate 310 is rotatably provided with a linkage plate 330 through a rotating rod 1 320, and the side wall of the linkage plate 330 is opened with a slide 1 331 and a slide 2 332, and the other end of the slide 2 421 is inserted into and slides on the inner side of the slide 2 332, and the lower end of the fixed plate 310 is rotatably provided with a linkage rod 350 through a rotating rod 2 340, and the other end of the linkage rod 350 is provided with a slide 1 351, and the slide 1 351 is inserted into and slides on the inner side of the slide 1 331, and the drive assembly 300 also includes an "L"-shaped bracket 360 fixedly arranged on the outer side of the servo motor 230 housing, and the side wall of the bracket 360 is rotatably penetrated by a driving rod 370, and one end of the driving rod 370 is provided with an engaging umbrella The bevel gear 2 371 of gear 1 240 and the other end are provided with a bevel gear 1 372. The rod body of the rotating rod 2 340 is provided with a bevel gear 2 373 that meshes with the bevel gear 1 372. The servo motor 230 is started to drive the bevel gear 1 240 to rotate, and the driving rod 370 is driven to rotate by the bevel gear 2 371. The bevel gear 1 372 and the bevel gear 2 373 then drive the rotating rod 2 340 and the linkage rod 350 to rotate, so that the slide rod 1 351 slides on the inner side of the slide mouth 1 331, so that the linkage plate 330 rotates with the rotating rod 1 320 as the axis, so that the slide mouth 2 332 on the linkage plate 330 drives the slide rod 2 421 and the penetrating rod 420 to move, so that all the penetrating rods 420 drive all the pressurized side plates 430 to gradually move toward the center of the circular hole of the automobile interior part, so that the process edges around the circular hole are pressed into place, completing the automatic covering of the circular hole of the automobile interior part.

[0036] Furthermore, the diameter of the sliding rod 351 is equal to the inner diameter of the sliding opening 331, and the rod body of the sliding rod 351 is provided with circular limit plates 352 protruding on both sides of the sliding opening 331. The diameter of the limit plates 352 is larger than the diameter of the sliding rod 351, ensuring that the rod body of the sliding rod 351 is always located on the inner side of the sliding opening 331.

[0037] Furthermore, the diameter of the second slide rod 421 is equal to the inner diameter of the second slide opening 332, and the rod body of the second slide rod 421 is located on both sides of the second slide opening 332 and is protruded with a circular limit plate 422, and the diameter of the second limit plate 422 is larger than the diameter of the second slide rod 421, ensuring that the rod body of the second slide rod 421 is always located on the inner side of the second slide opening 332.

[0038] In the specific use process, during the working process, in the initial state, the four push blocks 140 are in a closed state under the drive of the four-claw cylinder 120; the automobile interior decoration part to be coated with the circular hole is placed on the working hole 170 of the processing table 160; the electric push rod 110 is operated to move upward, so that the push block 140 located on the four-claw cylinder 120 extends out of the circular hole of the automobile interior decoration part; after the electric push rod 110 is lifted into place, the four-claw cylinder 120 is operated to drive the push block 140 to move horizontally and radially, thereby driving the four push blocks 140 to separate and support the circular hole of the automobile interior decoration part; then the electric push rod 210 is started to operate the upper mold 400 to move downward, so that all the pressurized side plates 430 are located at the circular hole. Then, the servo motor 230 is started to drive the bevel gear 240 to rotate, and the driving rod 370 is driven to rotate by the bevel gear 2 371, and then the bevel gear 1 372 and the bevel gear 2 373 drive the rotating rod 2 340 and the linkage rod 350 to rotate, so that the slide rod 1 351 slides on the inner side of the slide 1 331, so that the linkage plate 330 rotates with the rotating rod 1 320 as the axis, so that the slide 2 332 on the linkage plate 330 drives the slide rod 2 421 and the penetrating rod 420 to move, so that all the penetrating rods 420 drive all the pressurized side plates 430 to gradually move toward the center of the circular hole of the automobile interior decoration part, so that the process edges around the circular hole are pressed into place, and the automatic covering of the circular hole of the automobile interior decoration part is completed.

[0039] While the present invention has been described above with reference to specific embodiments, various modifications may be made and equivalent components may be substituted without departing from the scope of the present invention. In particular, as long as no structural conflicts exist, the various features of the embodiments disclosed herein may be combined with one another in any manner, and the omission of an exhaustive description of these combinations in this specification is solely for the sake of space and resource conservation. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions within the scope of the claims.

Claims

1. An expansion type small circular inner hole edging device, characterized in that: Comprising: A base (100), at the center of the top of the base (100), a vertical electric push rod one (110) is provided, at the top of the output end of the electric push rod one (110), a four-jaw cylinder (120) is provided, on each cylinder jaw (121) of the four-jaw cylinder (120), a push block (140) is provided through a connecting plate (130), and at the top of the base (100), a processing table (160) is provided through a support column (150); A mounting frame (200), at the top of the processing table (160), a "冂”-shaped mounting frame (200) is provided, at the center of the top wall of the mounting frame (200), a vertical electric push rod two (210) is provided, the output end of the electric push rod two (210) slidably penetrates through the mounting frame (200) and a circular mounting plate (220) is provided, at the center of the bottom wall of the mounting plate (220), a vertical servo motor (230) is provided, and at the bottom end of the output shaft of the servo motor (230), a bevel gear one (240) is provided; A driving component (300), at the bottom of the mounting plate (220), the driving component (300) is arranged in an equidistant circular manner; An upper die (400), directly below the bevel gear one (240), a circular upper die (400) is provided, on the side wall of the upper die (400), through holes (410) are opened in an equidistant circular manner, in each through hole (410), a through rod (420) is slidably fitted, on one side of the through rod (420) inside the ring of the upper die (400), an arc-shaped elastic pressing side plate (430) is provided, at the other end of the through rod (420), a slide rod two (421) is provided, the number and position of the through rods (420) correspond to those of the driving component (300), and the servo motor (230) drives all the through rods (420) to move simultaneously towards / away from the center of the ring of the through holes (410) through the driving component (300).

2. The expansion-type small circular inner hole edging device according to claim 1, characterized in that: The push block (140) is fan-shaped, and when the four push blocks (140) approach and fit with each other, they form a "ring” shape, and when the plurality of pressing side plates (430) approach and fit with each other, they form a "ring” shape.

3. The expansion-type small circular inner hole edging device according to claim 1, characterized in that: At the centers of the upper and lower walls of the processing table (160), a circular working hole (170) is opened, the connecting plate (130) and the push block (140) both pass through the working hole (170) with a gap, and the center of the working hole (170), the center of the ring of the upper die (400), the center of the "ring” formed by the plurality of push blocks (140), and the center of the "ring” formed by the plurality of pressing side plates (430) are on the same vertical line.

4. The expansion-type small circular inner hole edging device according to claim 1, characterized in that: The driving assembly (300) includes a fixed plate (310) arranged at the bottom of the mounting plate (220), the side wall of the fixed plate (310) is provided with a linkage plate (330) by rotating the first rotating rod (320), the side wall of the linkage plate (330) is opened with a first sliding mouth (331) and a second sliding mouth (332), the other end of the second sliding mouth (421) is inserted into and slides on the inner side of the second sliding mouth (332), the lower end of the fixed plate (310) is provided with a linkage rod (350) by rotating the second rotating rod (340), the other end of the linkage rod (350) is provided with a first sliding rod (351), and the first sliding rod (351) is inserted into and slides on the inner side of the first sliding mouth (331).

5. The expansion-type small circular inner hole edging device according to claim 4, characterized in that: The driving assembly (300) further includes an L-shaped bracket (360) fixedly arranged on the outer side of the servo motor (230) housing, a driving rod (370) being rotatably provided on the side wall of the bracket (360), one end of the driving rod (370) being provided with a second bevel gear (371) meshing with the first bevel gear (240), and the other end being provided with a first helical gear (372), and a second helical gear (373) meshing with the first helical gear (372) being provided on the body of the second rotating rod (340).

6. The expansion-type small circular inner hole edging device according to claim 4, characterized in that: The diameter of the sliding rod (351) is equal to the inner diameter of the sliding opening (331), and the rod body of the sliding rod (351) is located on both sides of the sliding opening (331) and is protruded with a circular limiting plate (352), and the diameter of the limiting plate (352) is larger than the diameter of the sliding rod (351).

7. The expansion-type small circular inner hole edging device according to claim 4, characterized in that: The diameter of the second slide rod (421) is equal to the inner diameter of the second slide opening (332). The rod body of the second slide rod (421) is located on both sides of the second slide opening (332) and is protruded with a circular limiting plate (422). The diameter of the second limiting plate (422) is larger than the diameter of the second slide rod (421).

Images