CN217251832U

CN217251832U - Manual bending device of multipurpose

Info

Publication number: CN217251832U
Application number: CN202220372798.2U
Authority: CN
Inventors: 李凤; 苑朋奇; 刘喜祥; 袁长友
Original assignee: Bengang Steel Plates Co Ltd
Current assignee: Bengang Steel Plates Co Ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-08-23
Anticipated expiration: 2032-02-23

Abstract

The utility model relates to a multipurpose manual bending device, which comprises a basic platform, a bending wrench and a bending auxiliary device, wherein the basic platform is square, a protruding part is arranged in the middle of the lower plane of the basic platform, a bending auxiliary mounting hole and a plurality of bending wrench supporting holes are arranged on the basic platform, the bending auxiliary mounting hole is used for placing the bending auxiliary device, and the bending wrench supporting holes are used for placing the bending wrench; the auxiliary bending device comprises a pin shaft and a rotating head, and the rotating head is fixedly connected with the pin shaft. The utility model discloses realize the cold working preparation of the required crooked type parts of each type of vehicle inspection and repair, under the circumstances of need not heat the complex, the operation can independently be accomplished to the operation personnel, can enough ensure the required size precision of parts, can also improve the operating efficiency.

Description

Manual bending device of multipurpose

Technical Field

The utility model relates to an overhaul the instrument, in particular to manual bending device of multipurpose.

Background

The spare parts required by the railway vehicle maintenance are bent parts, the bent parts for early vehicle maintenance are manufactured by forging, the forging process is banned due to engineering transformation, the bent parts are manually folded after gas welding and heating, the operation is inconvenient, the manufacturing precision is not high, and meanwhile, potential safety hazards exist in the operation process.

Disclosure of Invention

The utility model aims to solve the technical problem that a manual bending device of multipurpose is provided, realizes the cold working preparation of the required crooked type parts of vehicle inspection.

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

a multipurpose manual bending device comprises a foundation platform, a bending wrench and a bending auxiliary device, wherein the foundation platform is square, a protruding part is arranged in the middle of the lower plane of the foundation platform, a bending auxiliary mounting hole and a plurality of bending wrench supporting holes are formed in the foundation platform, the bending auxiliary mounting hole is used for placing the bending auxiliary device, and the bending wrench supporting holes are used for placing the bending wrench; the auxiliary bending device comprises a pin shaft and a rotating head, and the rotating head is fixedly connected with the pin shaft.

The rotating head is a bearing.

The bending wrench comprises a positioning pin, a first blocking head, a second blocking head and a handle, wherein one end of the handle is fixedly connected with the first blocking head, the positioning pin is arranged at the bottom of the first blocking head, the upper part of the handle is fixedly connected with the second blocking head, and a gap is formed between the first blocking head and the second blocking head.

The first blocking head is a cylinder or a semi-cylinder.

The second blocking head is a cylinder or a trapezoidal plate.

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

the utility model discloses realize the cold processing preparation of the required crooked type parts of each type of vehicle inspection and repair, under the circumstances of need not heat the complex, the operation can independently be accomplished to the operation personnel, can enough ensure the required size precision of parts, can also improve the operating efficiency, guarantee operation safety reduces intensity of labour.

Drawings

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

Fig. 2 is a schematic structural diagram of a base platform.

Fig. 3 is a schematic structural view of the bending assistance device.

Fig. 4 is a schematic structural diagram of a first bending wrench.

Fig. 5 is a top view of a first bending wrench.

Fig. 6 is a schematic structural view of a second bending wrench.

Fig. 7 is a top view of a second bending wrench.

Fig. 8 is a schematic structural view of a third bending wrench.

Fig. 9 is a top view of bending wrench iii.

Fig. 10 is a structural view of an opening door belt ring.

Fig. 11 is a view showing a horseshoe ring of a vehicle lifting hook chain.

Fig. 12 is a top view of a clevis chain of a vehicle.

Fig. 13 is a view showing the structure of a hand brake pedal support.

Fig. 14 is a side view of a hand brake pedal support.

In the figure: the bending device comprises a base platform 1, a protruding portion 2, a bending auxiliary device 3, a bending wrench 4, a bending auxiliary mounting hole 5, a bending wrench supporting hole I6, a bending wrench supporting hole II 7, a pin shaft 8, a rotating head 9, a positioning pin 10, a blocking head I11, a blocking head II 12 and a handle 13.

Detailed Description

The following further describes the embodiments of the present invention with reference to the attached drawings:

as shown in fig. 1 to 9, a multipurpose manual bending device comprises a base platform 1, a bending wrench 4 and a bending auxiliary device 3, wherein the base platform 1 is square, 315mm long, 215mm wide and 45mm high, a protruding part 2 with 20mm high and 75mm wide is arranged in the middle of the lower plane of the base platform 1, a bending auxiliary mounting hole 5, a bending wrench support hole I6 and a bending wrench support hole II 7 are arranged on the base platform 1, the diameter of the bending auxiliary mounting hole 5 is 40mm, the diameter of the bending wrench support hole I6 and the diameter of the bending wrench support hole II 7 are 30mm, and the bending wrench support holes 5 are arranged on two sides of the bending wrench support hole I6 and the bending wrench support hole II 7 and are distributed in a triangular shape.

The bending auxiliary mounting hole 5 is used for placing the bending auxiliary device 3, and the bending wrench support hole I6 and the bending wrench support hole II 7 are used for placing the bending wrench 4; the auxiliary bending device 3 comprises a pin shaft 8 and a rotating head 9, wherein the rotating head 9 is a bearing, and the bearing and the pin shaft 8 are matched and fixed into a whole. The pin shaft 8 is a stepped shaft, the diameter of the part matched with the bearing is 50mm, and the diameter of the installation positioning part is 38 mm.

Bending wrench 4 is a plurality of, includes:

first spanner of bending includes locating pin 10, first 11, the fender head two 12, handle 13, and first 11 of one end fixed connection fender of handle 13, and the bottom of first 11 fender is equipped with locating pin 10, keeps off first 11 and locating pin 10 column structure as an organic whole, and the cross-section of first 11 fender is the semicircle, and locating pin 10 is the cylinder, and the diameter is 28mm, and the top fixed connection fender head two 12 of handle 13, fender head two 12 are trapezoidal plate, are equipped with the 30mm clearance between fender head one 11 and the fender head two 12.

The second bending wrench comprises a positioning pin 10, a first blocking head 11, a second blocking head 12 and a handle 13, wherein one end of the handle 13 is fixedly connected with the first blocking head 11, the positioning pin 10 is arranged at the bottom of the first blocking head 11, the first blocking head 11 and the positioning pin 10 are integrated into a cylinder, the diameter of the cylinder is 28mm, the upper portion of the handle 13 is fixedly connected with the second blocking head 12, the second blocking head 12 is a trapezoidal plate, and a 30mm gap is formed between the first blocking head 11 and the second blocking head 12.

The third bending wrench comprises a positioning pin 10, a first blocking head 11, a second blocking head 12 and a handle 13, wherein the first blocking head 11 is fixedly connected to one end of the handle 13, the positioning pin 10 is arranged at the bottom of the first blocking head 11, the first blocking head 11 and the positioning pin 10 are integrated into a cylinder, the diameter of the first blocking head 11 is 28mm, the second blocking head 12 is fixedly connected to the upper portion of the handle 13, the second blocking head 12 is a cylinder, the diameter of the second blocking head 12 is 30mm, and a 30mm gap is formed between the first blocking head 11 and the second blocking head 12.

Example one

Adopt above-mentioned device preparation spacious door belt circle: the open wagon door strap ring is shown in figure 10.

(1) The projection 2 of the multipurpose manual bending device is clamped on the bench vice.

(2) Choose to use

The round steel is 200 mm.

(3) The auxiliary bending device is placed in the auxiliary bending mounting hole 5, and the first bending wrench is placed in the first bending wrench supporting hole 6.

(4) One end of the round steel is placed in a gap between a first retaining head 11 and a second retaining head 12 of the first bending wrench, the end of the round steel protrudes out of the plane side of the first bending wrench, and the round steel is tangent to a rotating head 9 of the auxiliary bending device 3 after being placed.

(5) And (3) rotating the first bending wrench, so that the round steel and the rotating head 9 form relative motion, and bending the round steel into a required shape around the first stopper 11 of the bending wrench.

Example two

Adopt above-mentioned device preparation vehicle hook chain horseshoe ring: the horseshoe rings of the vehicle lifting chain are shown in fig. 11-12.

(2) And selecting a manufactured horseshoe ring hole lath.

(3) The auxiliary bending device is placed in the auxiliary bending mounting hole 5, and the third bending wrench is placed in the first bending wrench supporting hole 7.

(4) And (3) placing the horseshoe ring lath in a gap between a first blocking head 11 and a second blocking head 12 of the bending wrench III, and placing the horseshoe ring lath to be tangent to a rotating head 9 of the bending auxiliary device 3.

(5) Bending the angles of the pore plates at the two ends, then rotating the bending wrench to enable the pore plate strip and the rotating head 9 of the bending auxiliary device 3 to form relative motion, and rotating and bending the pore plate strip around the stop head I of the bending wrench III.

EXAMPLE III

The hand braking pedal support is manufactured by adopting the device: the hand brake pedal support is seen in fig. 13-14.

(2) A plate with the width of 40mm, the length of 1200mm and the thickness of 10mm is selected.

(3) The bending auxiliary device is placed in the bending auxiliary mounting hole 5, and the bending wrench II is placed in the bending wrench supporting hole I7.

(4) And (3) placing the plate in a gap between a first stop head 11 and a second stop head 12 of the second bending wrench, and rotating the second bending wrench to enable the plate and a rotating head 9 of the auxiliary bending device 3 to form relative motion according to the structure of the supporting piece so as to achieve the required form of the machine element.

Above utility model, to the ordinary technical personnel in this technical field, can also be right without deviating from the principle of the utility model, these improve and decorate and also fall into the protection scope of the utility model claims. The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. A multipurpose manual bending device is characterized by comprising a base platform, a bending wrench and a bending auxiliary device, wherein the base platform is square, a protruding part is arranged in the middle of the lower plane of the base platform, a bending auxiliary mounting hole and a plurality of bending wrench supporting holes are formed in the base platform, the bending auxiliary mounting hole is used for placing the bending auxiliary device, and the bending wrench supporting holes are used for placing the bending wrench; the auxiliary bending device comprises a pin shaft and a rotating head, and the rotating head is fixedly connected with the pin shaft.

2. A multi-purpose manual bending apparatus according to claim 1, wherein said rotatable head is a bearing.

3. The multipurpose manual bending device according to claim 1, wherein the bending wrench comprises a positioning pin, a first blocking head, a second blocking head and a handle, one end of the handle is fixedly connected with the first blocking head, the positioning pin is arranged at the bottom of the first blocking head, the second blocking head is fixedly connected above the handle, and a gap is formed between the first blocking head and the second blocking head.

4. A multi-purpose manual bending apparatus according to claim 3, wherein said first stop is a cylinder or a semi-cylinder.

5. A multi-purpose manual bending apparatus according to claim 3, wherein said second stopper is a cylindrical or trapezoidal plate.