CN215200377U

CN215200377U - Fixture with pressing device and capable of positioning and fixing welding axle housing finished product accessories

Info

Publication number: CN215200377U
Application number: CN202120754554.6U
Authority: CN
Inventors: 王彬安; 闫连龙; 王红强; 王新潇; 杨洪亮
Original assignee: Shandong Pengxiang Automobile Co Ltd
Current assignee: Shandong Pengxiang Automobile Co Ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-12-17
Anticipated expiration: 2031-04-14

Abstract

The utility model discloses a clamp with a pressing device for fixing and welding axle housing finished product accessories at a positioning point, which consists of a bottom plate, a V-shaped iron supporting device, a middle leveling device, a self-centering device, an upper bracket positioning device, an upper plate spring seat positioning device, an eccentric wheel pressing device, a lower bracket positioning device and a cylinder pressing device; the V-shaped iron supporting device is used for supporting the axle housing, the middle leveling device is used for leveling the axle housing, the self-centering device is used for positioning the center of the axle housing, the upper bracket positioning device, the upper plate spring seat positioning device and the lower bracket positioning device are used for positioning axle housing accessories, and the eccentric wheel pressing device and the air cylinder pressing device are used for pressing the axle housing accessories; the invention is suitable for the point-fixing welding of finished accessories on the axle housing, ensures the position size of the finished accessories, and has simple structure of the tool clamp, high production efficiency and reduced production cost.

Description

Fixture with pressing device and capable of positioning and fixing welding axle housing finished product accessories

Technical Field

The utility model relates to an automobile axle technical field, specifically say a take closing device's anchor clamps of can fixing a position solid welding axle housing finished product annex, be suitable for the solid welding finished product annex of axle housing point, can realize accurate positioning axle housing assembly finished product annex.

Background

At present, axle housing accessories of axle housing products, particularly axle housing assemblies, are machined after welding in order to ensure the position and size of the axle housing accessories on an axle housing; however, with the increase of vehicle types, the types of the used axles are more and more, so that the types of the axle housing assemblies are increased, the types of the accessories to be processed on the axle housing assemblies are more and more, more processing equipment and more processing tools are required to be purchased during processing, the types of required processing positioning tools are also increased, the production efficiency is low, and the production cost of the axles is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a clamp with a pressing device for fixing the finished product accessories of the welding axle housing by positioning and spot-welding; the main problem of solving current processing axle housing assembly annex after welding inefficiency and with high costs.

The technical scheme of the utility model is that: a clamp with a pressing device for fixing and spot-welding axle housing finished product accessories at a positioning position is characterized by comprising a bottom plate, a V-shaped iron supporting device, a middle leveling device, a self-centering device, an upper bracket positioning device, an upper plate spring seat positioning device, an eccentric wheel pressing device, a lower bracket positioning device and an air cylinder pressing device; the upper side of the central position of the bottom plate is provided with an upper support positioning device, the lower side of the central position of the bottom plate is provided with a self-centering device, the left side of the center of the bottom plate is provided with a middle leveling device, the symmetrical positions at the two ends of the bottom plate are provided with V-shaped iron supporting devices, the upper side of the symmetrical positions at the two sides of the bottom plate are provided with an upper plate spring seat positioning device and an eccentric wheel pressing device, and the lower side of the symmetrical positions at the two sides of the bottom plate are provided with a lower support positioning device and an air cylinder pressing device; the eccentric wheel pressing device consists of an eccentric shaft and a jacking base, the eccentric shaft is arranged on the jacking base in a clearance fit manner, and the eccentric shaft can rotate; the cylinder pressing device consists of a bracket, a guide seat, a guide sleeve, a guide pin, a pressing plate, a pressing head, a connecting piece and a cylinder; the support on establish guide holder, cylinder, the uide pin passes through the uide bushing cooperation and installs in the guide holder, establishes the clamp plate on the uide pin, establishes the pressure head on the clamp plate, the uide pin passes through the connecting piece with the cylinder and is connected the realization pneumatics and compresses tightly.

Furthermore, the V-shaped iron supporting device is composed of a V-shaped iron base, a sliding key, V-shaped iron and an insert, wherein the insert is arranged on the V-shaped iron, the V-shaped iron is installed on the V-shaped iron base through the sliding key, and the V-shaped iron slides and is fixed on the V-shaped iron base.

Furthermore, the middle leveling device consists of a leveling seat and a leveling block, wherein the leveling block is placed in the leveling seat and slides in the leveling seat.

Furthermore, from the centring means by two-way lead screw, location arm and from the centring base constitution, the location arm install on two-way lead screw, two-way lead screw passes through the uide bushing cooperation and installs on from the centring base.

Furthermore, the upper bracket positioning device comprises an upper bracket positioning seat, a sliding key and an upper bracket positioning plate, wherein the upper bracket positioning plate is installed on the upper bracket positioning seat through the sliding key, and the upper bracket positioning plate slides on the upper bracket positioning seat.

Furthermore, the upper plate spring seat positioning device comprises an upper plate spring positioning base, a sliding key, an upper plate spring positioning seat and a positioning rod, wherein the positioning rod is installed on the upper plate spring positioning seat, the upper plate spring positioning seat is installed on the upper plate spring positioning base through the sliding key, and the upper plate spring positioning seat slides and is fixed on the upper plate spring positioning base.

Furthermore, the lower support positioning device comprises a lower support positioning base, a sliding key, a lower support positioning seat and a pressing plate, wherein the lower support positioning seat is installed on the lower support positioning base through the sliding key, and the lower support positioning seat slides on the lower support positioning base.

The utility model has the advantages that: 1. the axle housing accessory is welded by the clamp in a point fixing mode, the position size of the axle housing accessory can be guaranteed without machining, the axle housing quality is stable, and the loading requirement is met; 2. the clamp has the advantages of simple structure, high production efficiency and reduced production cost.

Drawings

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

FIG. 2 is a schematic structural view of the eccentric wheel pressing device of the present invention;

FIG. 3 is a schematic structural view of the cylinder pressing device of the present invention

Fig. 4 is a schematic structural view of the V-shaped iron supporting device of the present invention.

Fig. 5 is a schematic structural view of the self-centering device of the present invention;

FIG. 6 is a schematic structural view of the upper bracket positioning device of the present invention

Fig. 7 is a schematic structural view of the upper spring seat positioning device of the present invention.

Fig. 8 is a schematic structural view of the lower bracket positioning device of the present invention.

The device comprises a base plate 1, a 2V-shaped iron supporting device, a 3-middle leveling device, a 4-self-centering device, a 5-upper bracket positioning device, a 6-upper plate spring seat positioning device, a 7-eccentric wheel pressing device, a 8-lower bracket positioning device, a 9-cylinder pressing device, a 10-eccentric shaft, an 11-abutting base, a 12-bracket, a 13-guide seat, a 14-guide sleeve, a 15-guide pin, a 16-pressing plate, a 17-pressing head, a 18-connecting piece, a 19-cylinder, a 20V-shaped iron base, a 21-sliding key, a 22V-shaped iron, a 23-inserting block, a 24-leveling seat, a 25-leveling block, a 26-directional lead screw, a 27-positioning arm, a 28-self-centering base, a 29-upper bracket positioning seat, a 30-sliding key, a 31-upper bracket positioning plate, a 32-upper plate spring positioning base, a 33-sliding key, a 34-upper plate positioning seat, a 35-positioning rod, a 36-lower bracket positioning base, a 37-sliding key, a 38-lower bracket positioning seat and a 39-pressing plate.

Detailed Description

For a better understanding and practice, the following detailed description of the embodiments is given in conjunction with the accompanying drawings; the examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention.

As shown in fig. 1, 2, 3, 4, 5, 6, 7 and 8, a fixture with a pressing device for positioning and spot-fixing a finished welded axle housing accessory consists of a bottom plate 1, a V-shaped iron supporting device 2, a middle leveling device 3, a self-centering device 4, an upper bracket positioning device 5, an upper plate spring seat positioning device 6, an eccentric wheel pressing device 7, a lower bracket positioning device 8 and a cylinder pressing device 9;

the V-shaped iron supporting device 2 consists of a V-shaped iron base 20, a sliding key 21, V-shaped iron 22 and an insert 23, wherein the insert 23 is installed on the V-shaped iron 22 through a bolt, and the V-shaped iron 22 is installed on the V-shaped iron base 20 through the sliding key 21 and the bolt, so that the V-shaped iron 22 can slide and be fixed on the V-shaped iron base 20, is suitable for axle housings with different lengths and is used for supporting axle heads at two ends of the axle housing;

the middle leveling device 3 consists of a leveling seat 24 and a leveling block 25, wherein the leveling block 25 is arranged in the leveling seat 24, and the leveling block 25 can slide in the leveling seat 24;

the self-centering device 4 consists of a bidirectional screw rod 26, a positioning arm 27 and a self-centering base 28, wherein the positioning arm 27 is installed on the bidirectional screw rod 26 through a bolt, and the bidirectional screw rod 26 is installed on the self-centering base 28 in a matching manner through a guide sleeve and used for positioning the center of the axle housing;

the upper support positioning device 5 consists of an upper support positioning seat 29, a sliding key 30 and an upper support positioning plate 31, wherein the upper support positioning plate 31 is installed on the upper support positioning seat 29 through the sliding key 30, and the upper support positioning plate 31 can slide on the upper support positioning seat 29, is suitable for axle housings at different positions of an axle housing accessory upper support and is used for positioning the axle housing accessory upper support;

the upper plate spring seat positioning device 6 consists of an upper plate spring positioning base 32, a sliding key 33, an upper plate spring positioning seat 34 and a positioning rod 35, wherein the positioning rod 35 is installed on the upper plate spring positioning seat 34 through a rotating pin, the upper plate spring positioning seat 34 is installed on the upper plate spring positioning base 32 through the sliding key 33 and a bolt, and therefore the upper plate spring positioning seat 34 can slide and be fixed on the upper plate spring positioning base 32; the positioning device is suitable for axle housings with different center distances of the upper plate spring seats of the axle housing accessories and used for positioning the upper plate spring seats of the axle housing accessories;

the eccentric wheel pressing device 7 consists of an eccentric shaft 10 and a jacking base 11, the jacking base 11 is installed on the bottom plate 1 through bolts, the eccentric shaft 10 is installed on the jacking base 11 through clearance fit, and the eccentric shaft 10 can rotate and is used for pressing a plate spring seat on an axle housing accessory;

the lower bracket positioning device 8 consists of a lower bracket positioning base 36, a sliding key 37, a lower bracket positioning seat 38 and a pressing plate 39, wherein the lower bracket positioning seat 38 is installed on the lower bracket positioning base 36 through the sliding key 37 and a bolt, the lower bracket positioning seat 38 can slide on the lower bracket positioning base 36 and is suitable for axle housings with different center distances of an axle housing accessory lower bracket, and the pressing plate 39 is used for fixing the axle housing accessory lower bracket;

the cylinder pressing device 9 consists of a bracket 12, a guide seat 13, a guide sleeve 14, a guide pin 15, a pressing plate 16, a pressing head 17, a connecting piece 18 and a cylinder 19; the method comprises the following steps that a support 12 is installed on a bottom plate 1 through bolts, a guide seat 13 and a cylinder 19 are installed on the support 12 through bolts, a guide pin 15 is installed in the guide seat 13 in a matched mode through a guide sleeve 14, a pressing plate 16 is installed on the guide pin 15 through nuts, a pressing head 17 is installed on the pressing plate 16 through nuts, and the guide pin 15 and the cylinder 19 are connected through a connecting piece 18 to achieve pneumatic pressing and used for pressing a lower support of an axle housing accessory;

fixedly mounting a V-shaped iron supporting device 2, a middle leveling device 3, a self-centering device 4, an upper bracket positioning device 5, an upper plate spring seat positioning device 6, an eccentric wheel pressing device 7, a lower bracket positioning device 8 and an air cylinder pressing device 9 on a bottom plate 1 through bolts; namely: an upper support positioning device 5 is installed on the upper side of the central position of a bottom plate 1 through a bolt and a positioning pin, a self-centering device 4 is installed on the lower side of the central position of the bottom plate 1 through the bolt and the positioning pin, a middle leveling device 3 is installed on the left side of the center of the bottom plate 1 through the bolt, V-shaped iron supporting devices 2 are installed on the two ends of the bottom plate 1 through the bolt and the positioning pin at symmetrical positions, an upper plate spring seat positioning device 6 and an eccentric wheel pressing device 7 are installed on the upper side of the two sides of the bottom plate 1 through the bolt and the positioning pin at symmetrical positions, and a lower support positioning device 8 and an air cylinder pressing device 9 are installed on the lower side of the two sides of the bottom plate 1 through the bolt and the positioning pin at symmetrical positions.

The utility model discloses a take closing device's anchor clamps of fixed welding axle housing finished product annex of location point, during the use, concrete operation is as follows:

transporting the axle housing assembly without welding axle housing accessories onto the clamp, supporting shaft head bearing position positions at two ends of the axle housing assembly by using a V-shaped iron supporting device, leveling the axle housing assembly by using an intermediate leveling device, manually shaking a bidirectional screw rod in a self-centering device, and driving positioning arms at two ends to clamp the outer end face of a flange plate of the axle housing assembly by using the bidirectional screw rod to find the axle housing center; after the operation is completed, finished axle housing accessories needing to be welded are selected and installed on the upper support positioning device, the upper plate spring seat positioning device and the lower support positioning device respectively, the axle housing accessory upper support is positioned through the upper support positioning plate in the upper support positioning device, the axle housing accessory upper plate spring seat is positioned through the positioning rod in the upper plate spring seat positioning device, and the axle housing accessory lower support is positioned through the pressing plate in the lower support positioning device. An eccentric shaft in the eccentric wheel pressing device is tightened to press an axle housing accessory upper plate spring seat on an axle housing, and an air cylinder pressing device is started to press an axle housing accessory lower support on a lower support positioning device;

after the completion, the finished product accessories installed on the axle housing assembly are tack welded according to the technological requirements, after the tack welding is completed, an eccentric shaft in an eccentric wheel pressing device is loosened, an air cylinder pressing device is loosened, a positioning rod in an upper plate spring seat positioning device is lifted, a pressing plate in a lower support positioning device is taken off, a bidirectional screw rod in a self-centering device is loosened, the axle housing assembly is lifted away, and the tack welding of the finished product accessories of the axle housing assembly is completed.

It should be understood that technical features not described in detail in the specification belong to the prior art. Although the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many more forms without departing from the spirit and scope of the present invention.

Claims

1. A clamp with a pressing device for fixing and spot-welding axle housing finished product accessories at a positioning point is characterized by comprising a bottom plate (1), a V-shaped iron supporting device (2), a middle leveling device (3), a self-centering device (4), an upper bracket positioning device (5), an upper plate spring seat positioning device (6), an eccentric wheel pressing device (7), a lower bracket positioning device (8) and an air cylinder pressing device (9); an upper support positioning device (5) is arranged on the upper side of the central position of the bottom plate (1), a self-centering device (4) is arranged on the lower side of the central position of the bottom plate (1), a middle leveling device (3) is arranged on the left side of the center of the bottom plate (1), V-shaped iron supporting devices (2) are arranged at the symmetrical positions of the two ends of the bottom plate (1), an upper plate spring seat positioning device (6) and an eccentric wheel pressing device (7) are arranged at the upper symmetrical positions of the two sides of the bottom plate (1), and a lower support positioning device (8) and an air cylinder pressing device (9) are arranged at the lower symmetrical positions of the two sides of the bottom plate (1); the eccentric wheel pressing device (7) consists of an eccentric shaft (10) and a tightening base (11), the eccentric shaft (10) is installed on the tightening base (11) through clearance fit, and the eccentric shaft (10) can rotate; the air cylinder pressing device (9) consists of a support (12), a guide seat (13), a guide sleeve (14), a guide pin (15), a pressing plate (16), a pressing head (17), a connecting piece (18) and an air cylinder (19); the pneumatic compression device is characterized in that a guide seat (13) and an air cylinder (19) are arranged on the support (12), a guide pin (15) is installed in the guide seat (13) through a guide sleeve (14) in a matched mode, a pressing plate (16) is arranged on the guide pin (15), a pressing head (17) is arranged on the pressing plate (16), and the guide pin (15) and the air cylinder (19) are connected through a connecting piece (18) to achieve pneumatic compression.

2. The clamp for the positionable spot-fixing welding axle housing finished product accessory with the pressing device is characterized in that the V-shaped iron supporting device (2) consists of a V-shaped iron base (20), a sliding key (21), V-shaped iron (22) and an insert (23), the insert (23) is arranged on the V-shaped iron (22), the V-shaped iron (22) is installed on the V-shaped iron base (20) through the sliding key (21), and the V-shaped iron (22) slides and is fixed on the V-shaped iron base (20).

3. The fixture with the pressing device for the fixed-position tack-welding axle housing finished accessory according to claim 1, characterized in that the intermediate leveling device (3) comprises a leveling seat (24) and a leveling block (25), the leveling block (25) is placed in the leveling seat (24), and the leveling block (25) slides in the leveling seat (24).

4. The fixture for the fixed-position spot-welding axle housing finished product accessory with the pressing device is characterized in that the self-centering device (4) consists of a bidirectional screw rod (26), a positioning arm (27) and a self-centering base (28), wherein the positioning arm (27) is installed on the bidirectional screw rod (26), and the bidirectional screw rod (26) is installed on the self-centering base (28) through a guide sleeve in a matching mode.

5. The fixture with the pressing device for the fixed-position spot-welding axle housing finished accessory according to claim 1, wherein the upper bracket positioning device (5) consists of an upper bracket positioning seat (29), a sliding key (30) and an upper bracket positioning plate (31), the upper bracket positioning plate (31) is installed on the upper bracket positioning seat (29) through the sliding key (30), and the upper bracket positioning plate (31) slides on the upper bracket positioning seat (29).

6. The clamp for the positioning and spot-welding axle housing finished product accessory with the pressing device is characterized in that the upper plate spring seat positioning device (6) consists of an upper plate spring positioning base (32), a sliding key (33), an upper plate spring positioning seat (34) and a positioning rod (35), the positioning rod (35) is installed on the upper plate spring positioning seat (34), the upper plate spring positioning seat (34) is installed on the upper plate spring positioning base (32) through the sliding key (33), and the upper plate spring positioning seat (34) slides and is fixed on the upper plate spring positioning base (32).

7. The fixture for the positionable spot-welding axle housing finished accessory with the pressing device according to claim 1, wherein the lower bracket positioning device (8) is composed of a lower bracket positioning base (36), a sliding key (37), a lower bracket positioning seat (38) and a pressing plate (39), the lower bracket positioning seat (38) is installed on the lower bracket positioning base (36) through the sliding key (37), and the lower bracket positioning seat (38) slides on the lower bracket positioning base (36).