CN210023284U

CN210023284U - Automobile sealing strip steel band setting device

Info

Publication number: CN210023284U
Application number: CN201920696912.5U
Authority: CN
Inventors: 任俊兰
Original assignee: WEIXIAN SHENGDA SEALING ELEMENTS Co Ltd
Current assignee: WEIXIAN SHENGDA SEALING ELEMENTS Co Ltd
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-02-07
Anticipated expiration: 2029-05-16

Abstract

The utility model discloses an automobile sealing strip steel band shaping device, which comprises a shaping machine main body, wherein a group of guide mechanisms and a plurality of groups of shaping mechanisms are sequentially arranged on the shaping machine main body, each guide mechanism comprises two guide wheels vertically distributed and arranged from top to bottom, each shaping mechanism comprises a shaping cam and a shaping concave wheel, a convex edge is arranged on each shaping cam, and a groove matched with the convex edge of each shaping cam is arranged on each shaping concave wheel; in the multiple groups of shaping mechanisms, the heights of the convex ridges on the shaping cams are gradually increased; the main body of the setting machine is provided with a driving mechanism, and the multiple groups of setting mechanisms are driven by the driving mechanism to synchronously rotate. The device can avoid damage caused by excessive deformation in the steel belt pressing process on the one hand, and meanwhile, the steel belt can be enabled to have stronger stability after being gradually formed, so that the problem of steel belt press forming in the prior art is solved, the production and processing efficiency of the composite sealing strip is improved, and the production cost is reduced.

Description

Automobile sealing strip steel band setting device

Technical Field

The utility model relates to an automobile sealing strip technical field specifically is an automobile sealing strip steel band setting device.

Background

The automobile sealing strip (automobile rubber seal) is one of important parts of an automobile, is widely used for parts such as doors, windows, bodies, seats, skylights, engine boxes, trunks and the like, and has important functions of water resistance, sealing, sound insulation, dust prevention, freezing prevention, shock absorption, heat preservation and energy conservation. It must have a high tensile strength, good elasticity and also a good temperature and ageing resistance.

But along with the development of science and technology customer demand horizontally constantly improves, single rubber sealing strip has can not satisfy the market demand, for this reason, has had a lot of combined type sealing strips on the existing market, for improving sealing strip installation fastness, sets up the steel band in the partial combined type sealing strip now, at steel band surface cladding rubber class material, when playing sealed effect, still has certain rigidity.

Present combined type sealing strip adopts extrusion moulding when production mostly, pass through the integrative extrusion of seal forming die at extrusion process steel band, therefore, need the steel band to extrude into the design shape before getting into seal forming die, the steel band shaping generally relies on the gyro wheel shaping, the gyro wheel divide into forming wheel and lower forming wheel, the cross sectional shape of the periphery of going up forming wheel is the same with steel band medial surface shape, the cross sectional shape of the periphery of lower forming wheel is the same with the lateral surface shape of steel band, be extruded into the design shape when the space that plane steel band process last forming wheel and lower forming wheel formed, accomplish the shaping, like the automobile sealing strip steel band forming device disclosed in the chinese utility model patent of patent No. 201520234291.0.

When the steel strip is used as a framework of the sealing strip, the steel strip needs to be shaped according to requirements, and a flat steel plate is pressed into a U-shaped structure; the existing steel belt extrusion molding machine adopts a group of extrusion molding components to perform one-time extrusion molding, and has the following defects: the steel belt has good rigidity, so the steel belt has certain difficulty in forming, and is easy to damage after extrusion deformation in the press forming process, and serious errors occur between the steel belt and the designed shape.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an automobile sealing strip steel band setting device.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an automobile sealing strip steel band setting device which key technology lies in: the steel strip forming machine comprises a forming machine main body, wherein a group of guide mechanisms and a plurality of groups of forming mechanisms are sequentially arranged on the forming machine main body, each guide mechanism comprises two guide wheels vertically distributed from top to bottom, a steel strip passes through the contact surfaces of the two guide wheels, each forming mechanism comprises a forming cam and a forming concave wheel, a convex ridge is arranged on each forming cam, a groove matched with the convex ridge of each forming cam is arranged on each forming concave wheel, and the steel strip is extruded and formed between each forming cam and each forming concave wheel; in the multiple groups of shaping mechanisms, the heights of the convex ridges on the shaping cams are gradually increased; the forming machine is characterized in that a driving mechanism is arranged on the forming machine main body, and a plurality of groups of forming mechanisms are driven by the driving mechanism to synchronously rotate.

As a preferred technical scheme of the present invention, the setting mechanism includes a first setting mechanism, a second setting mechanism, a third setting mechanism, a fourth setting mechanism and a fifth setting mechanism in sequence, the first setting mechanism includes a first setting cam and a first setting concave wheel, the second setting mechanism includes a second setting cam and a second setting concave wheel, the third setting mechanism includes a third setting cam and a third setting concave wheel, the fourth setting mechanism includes a fourth setting cam and a fourth setting concave wheel, the fifth setting mechanism includes a fifth setting cam and a fifth setting concave wheel, the cross sections of the convex ridges on the first setting cam, the second setting cam, the third setting cam and the fourth setting cam are isosceles trapezoids, and the cross section of the convex ridges on the fifth setting concave wheel is rectangular; in the cross section of the convex edge, the lengths of the top edge and the left and right side edges of the convex edge are constant.

As a preferred technical scheme of the utility model, the design cam of forming mechanism and design concave wheel rotate the setting through cam pivot and concave wheel pivot respectively in the forming machine main part, the fixed gear that sets up in the cam pivot, the fixed gear that sets up in the concave wheel pivot, the fixed gear that sets up down in the concave wheel pivot, go up the gear with gear engagement makes the synchronous antiport of design cam and design concave wheel.

As a preferred technical scheme of the utility model, actuating mechanism include with the gear box of typical design arithmetic, the gear box with the typical design one-to-one, the gear box left and right sides all is provided with the input shaft, still be provided with on it with input shaft vertically output shaft, the output shaft is connected with the cam pivot or the concave wheel pivot that correspond the typical design, and the input shaft of adjacent gear box passes through the shaft coupling and links to each other in proper order, and the input shaft and the motor drive of one of them gear box are connected.

Compared with the prior art, the beneficial effects of the utility model are that:

this device is through setting up a plurality of continuous forming mechanism, the motor makes a plurality of forming mechanism rotate in step through synchronous drive mechanism, a plurality of forming mechanism through the order installation carry out progressive press forming to the steel band, can avoid the produced damage of excessive deformation to the steel band pressing in-process on the one hand, also can make the steel band have stronger stability after the shaping gradually simultaneously, the difficult problem of steel band press forming among the prior art has been solved, the production machining efficiency of compound sealing strip has been improved, and production cost is reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the local three-dimensional structure of the present invention.

Fig. 3 is a schematic view of the sequential structure of the five shaping cams of the present invention.

Fig. 4 is a schematic structural diagram of the driving mechanism of the present invention.

In the figure: 1, a main body of a setting machine, 2, a first setting mechanism, 21, a first 22, a second 3, a second 31, a second 32, a third 4, a third 41, a third 42, a fourth 5, a fourth 51, a fourth 52, a fifth 6, a fifth 61, a fifth 62, a rotary 7-1, a rotary 7-2, an upper 8-1, a lower 8-2, a guide 9, a front 10, a rear 11, a gear case 12, an input 13, an output 14, a driven 15, a driving 16, a belt 17 and a coupling 18;

the cam comprises a first 21-1 cam body, a first 21-2 convex edge, a second 31-1 cam body, a second 31-2 convex edge, a third 41-1 cam body, a third 41-2 convex edge, a fourth 51-1 cam body, a fourth 51-2 convex edge, a fifth 61-1 cam body and a fifth 61-2 convex edge.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a shaping device for automobile sealing strip steel band, including shaping machine main body 1, a set of guiding mechanism and a plurality of sets of shaping mechanism have been set gradually on shaping machine main body 1, guiding mechanism includes two leading wheels 9 that are vertically distributed and set up from top to bottom, the steel band passes through between the contact surface of two leading wheels 9, shaping mechanism includes shaping cam and shaping concave wheel, be provided with protruding stupefied on the shaping cam, be provided with the recess with the protruding stupefied looks adaptation of shaping cam on the shaping concave wheel, the steel band is extrusion-molded between shaping cam and shaping concave wheel; in the multiple groups of shaping mechanisms, the heights of the convex ridges on the shaping cams are gradually increased; the forming machine is characterized in that a driving mechanism is arranged on the forming machine main body 1, and a plurality of groups of forming mechanisms are driven by the driving mechanism to synchronously rotate. The outer surface of the convex edge of the shaping cam and the inner surface of the groove of the shaping concave wheel are provided with polytetrafluoroethylene layers, the polytetrafluoroethylene layers have a lubricating effect, and the abrasion of a mechanism to a steel belt can be avoided.

As shown in fig. 1, the shaping mechanism sequentially comprises a first shaping mechanism 2, a second shaping mechanism 3, a third shaping mechanism 4, a fourth shaping mechanism 5 and a fifth shaping mechanism 6, and five shaping mechanisms are formed; the shaping mechanism I2 comprises a shaping cam I21 and a shaping concave wheel I22, the shaping mechanism II 3 comprises a shaping cam II 31 and a shaping concave wheel II 32, the shaping mechanism III 4 comprises a shaping cam III 41 and a shaping concave wheel III 42, the shaping mechanism IV 5 comprises a shaping cam IV 51 and a shaping concave wheel IV 52, the shaping mechanism V6 comprises a shaping cam V61 and a shaping concave wheel V62, as shown in FIG. 3, the cross sections of convex ridges on the shaping cam I21, the shaping cam II 31, the shaping cam III 41 and the shaping cam IV 51 are isosceles trapezoids, and the cross section of convex ridges on the shaping concave wheel V62 is rectangular; the length of the top edge A and the left and right side edges B of the convex edge is constant in the cross section of the convex edge, but the height of the trapezoid of the cross section of the convex edge is gradually increased until the convex edge becomes a rectangle.

As shown in fig. 3, the first sizing cam 21 comprises a first cam body 21-1 and a first convex edge 21-2, the cross section of the first convex edge 21-2 is isosceles trapezoid, the second sizing cam 31 comprises a second cam body 31-1 and a second convex edge 31-2, the cross section of the second convex edge 31-2 is isosceles trapezoid, the third sizing cam 41 comprises a third cam body 41-1 and a third convex edge 41-2, the cross section of the third convex edge 41-2 is isosceles trapezoid, the fourth sizing cam 51 comprises a fourth cam body 51-1 and a fourth convex edge 51-2, the cross section of the fourth convex edge 51-2 is isosceles trapezoid, the fifth sizing cam 61 comprises a fifth cam body 61-1 and a fifth convex edge 61-2, and the cross section of the fifth convex edge 61-2 is rectangular. The heights of the convex edge I21-2, the convex edge II 31-2, the convex edge III 41-2, the convex edge IV 51-2 and the convex edge V61-2 are gradually increased, but the lengths of the top edge A and the two side edges B are kept unchanged, and the sum of the lengths of the two side edges B and the top edge A is equivalent to the width of the steel belt.

As shown in fig. 1 and 2, a shaping cam and a shaping concave wheel of the shaping mechanism are rotatably arranged on a shaping machine main body 1 through a cam rotating shaft 7-1 and a concave wheel rotating shaft 7-2, a front mounting plate 10 and a rear mounting plate 11 are fixedly arranged on the shaping machine main body 1, and the cam rotating shaft 7-1 and the concave wheel rotating shaft 7-2 are arranged on the front mounting plate 10 and the rear mounting plate 11 through bearings; an upper gear 8-1 is fixedly arranged on the cam rotating shaft 7-1, a lower gear 8-2 is fixedly arranged on the concave wheel rotating shaft 7-2, and the upper gear 8-1 is meshed with the lower gear 8-2, so that the shaping cam and the shaping concave wheel synchronously rotate in opposite directions.

As shown in fig. 4, the driving mechanism includes gear boxes 12 equal in number to the shaping mechanisms, and the gear boxes 12 correspond to the shaping mechanisms one by one, in this embodiment, there are five sets of shaping mechanisms, and therefore there are also five gear boxes 12; the left side and the right side of each gear box 12 are provided with input shafts 13, output shafts 14 perpendicular to the input shafts 13 are further arranged on the input shafts, the output shafts 14 are connected with cam rotating shafts 7-1 or concave wheel rotating shafts 7-2 of the corresponding shaping mechanisms, the input shafts 13 of the adjacent gear boxes 12 are sequentially connected through couplers 18, and the input shaft 13 of one gear box 12 is in transmission connection with a motor. In the present embodiment, a driven wheel 15 is fixedly disposed on the input shaft 13 between the two gear boxes 12, the driven wheel 15 is connected with a driving wheel 16 through a belt 17, and the driving wheel 16 is connected with a motor (not shown). The motor drives the driving wheel 16 to rotate, the driving wheel 16 drives the driven wheel 15 to rotate through the belt 17, and further drives the input shaft 13 of the gear box 12 to rotate, power is input, and the five gear boxes 12 rotate synchronously and the output shafts 14 rotate synchronously due to the fact that the gear boxes 12 are connected in series, and therefore the five sets of shaping mechanisms are driven to rotate synchronously.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile sealing strip steel band setting device which characterized in that: the steel strip forming machine comprises a forming machine main body (1), wherein a group of guide mechanisms and a plurality of groups of forming mechanisms are sequentially arranged on the forming machine main body (1), the guide mechanisms comprise two guide wheels (9) vertically distributed, a steel strip passes through the contact surfaces of the two guide wheels (9), each forming mechanism comprises a forming cam and a forming concave wheel, each forming cam is provided with a convex edge, each forming concave wheel is provided with a groove matched with the convex edge of each forming cam, and the steel strip is extruded and formed between each forming cam and each forming concave wheel; in the multiple groups of the shaping mechanisms, the heights of the convex ridges on the shaping cams are gradually increased; the forming machine is characterized in that a driving mechanism is arranged on the forming machine main body (1), and a plurality of groups of forming mechanisms are driven by the driving mechanism to synchronously rotate.

2. The automotive sealing strip steel strip shaping device according to claim 1, characterized in that: the shaping mechanism sequentially comprises a first shaping mechanism (2), a second shaping mechanism (3), a third shaping mechanism (4), a fourth shaping mechanism (5) and a fifth shaping mechanism (6), the first shaping mechanism (2) comprises a first shaping cam (21) and a first shaping concave wheel (22), the second shaping mechanism (3) comprises a second shaping cam (31) and a second shaping concave wheel (32), the third shaping mechanism (4) comprises a third shaping cam (41) and a third shaping concave wheel (42), the shaping mechanism IV (5) comprises a shaping cam IV (51) and a shaping concave wheel IV (52), the shaping mechanism five (6) comprises a shaping cam five (61) and a shaping concave wheel five (62), the cross sections of the convex edges on the first sizing cam (21), the second sizing cam (31), the third sizing cam (41) and the fourth sizing cam (51) are isosceles trapezoids, and the cross sections of the convex edges on the fifth sizing concave wheel (62) are rectangular; in the cross section of the convex edge, the lengths of the top edge (A) and the left and right side edges (B) are constant.

3. The automotive sealing strip steel strip shaping device according to claim 1, characterized in that: the forming mechanism is characterized in that a forming cam and a forming concave wheel of the forming mechanism are rotatably arranged on a forming machine main body (1) through a cam rotating shaft (7-1) and a concave wheel rotating shaft (7-2) respectively, an upper gear (8-1) is fixedly arranged on the cam rotating shaft (7-1), a lower gear (8-2) is fixedly arranged on the concave wheel rotating shaft (7-2), and the upper gear (8-1) is meshed with the lower gear (8-2) to enable the forming cam and the forming concave wheel to synchronously rotate in the opposite direction.

4. The automotive sealing strip steel strip shaping device according to claim 3, characterized in that: the driving mechanism comprises gear boxes (12) with the same number as the shaping mechanism, the gear boxes (12) correspond to the shaping mechanism one to one, input shafts (13) are arranged on the left side and the right side of each gear box (12), output shafts (14) perpendicular to the input shafts (13) are further arranged on the gear boxes, the output shafts (14) are connected with cam rotating shafts (7-1) or concave wheel rotating shafts (7-2) corresponding to the shaping mechanism, the input shafts (13) of adjacent gear boxes (12) are sequentially connected through couplers (18), and the input shaft (13) of one gear box (12) is in transmission connection with a motor.