阅读说明：本技术 一种法兰螺栓压装装置 (Flange bolt press-fitting device ) 是由 唐豫龙 于 2018-06-21 设计创作，主要内容包括：本发明的名称是一种法兰螺栓压装装置,涉及一种用于电机法兰螺栓定位压装的装置。它主要是解决已知的法兰螺栓的压装靠人工以钢尺对螺栓进行对位,劳动强度高、工作效率低,产品的质量不能保证的问题。本发明的压装装置包括上压套、下压套、螺栓导向套,上压套为设有中心轴孔的T型结构,下压套为一个设有中心孔的圆环,在下压套上与中心孔轴线平行设有四个与法兰下端圆周上四个螺栓孔相匹配的螺栓压入导向孔,螺栓导向套为圆环形,螺栓导向套内环上设有四个螺栓帽头定位槽。本发明具有通用性,劳动强度低,工作效率高,可用于批量法兰螺栓的装卡定位,保证法兰螺栓相对法兰定心及法兰止口垂直度要求。(The invention discloses a flange bolt press-fitting device, and relates to a device for positioning and press-fitting a motor flange bolt. The flange bolt press fitting device mainly solves the problems that the press fitting of the known flange bolt is realized by aligning the bolt with a steel ruler manually, the labor intensity is high, the working efficiency is low, and the product quality cannot be guaranteed. The press-fitting device comprises an upper press sleeve, a lower press sleeve and a bolt guide sleeve, wherein the upper press sleeve is of a T-shaped structure provided with a central shaft hole, the lower press sleeve is a circular ring provided with a central hole, four bolt press-in guide holes matched with four bolt holes in the circumference of the lower end of a flange are arranged on the lower press sleeve in parallel to the axis of the central hole, the bolt guide sleeve is of a circular ring shape, and four bolt cap head positioning grooves are arranged on the inner ring of the bolt guide sleeve. The flange bolt clamping device has the advantages of universality, low labor intensity and high working efficiency, and can be used for clamping and positioning flange bolts in batches, and the centering of the flange bolts relative to the flange and the verticality requirement of a flange spigot are ensured.)

1. The utility model provides a flange bolt pressure equipment device which characterized by: the press fitting device comprises an upper press sleeve (1), a lower press sleeve (5) and a bolt guide sleeve (3), wherein the upper press sleeve (1) is of a T-shaped structure provided with a central shaft hole, the lower press sleeve (5) is a circular ring provided with a central hole, four bolt press-in guide holes (7) matched with four bolt holes in the periphery of the lower end of a flange (2) are arranged on the lower press sleeve (5) in parallel with the axis of the central hole, the bolt guide sleeve (3) is circular, and four bolt cap head positioning grooves (9) are formed in the inner ring of the bolt guide sleeve (3).

2. A flange bolt press-fitting device according to claim 1, wherein: the central shaft hole of the upper pressing sleeve (1) is matched with the outer diameter of the upper end of the flange (2), and the lower end edge of the upper transverse edge of the T-shaped upper pressing sleeve (1) is a limiting spigot (11) of the flange (2).

3. A flange bolt press-fitting device according to claim 1, wherein: four bolt cap head positioning grooves (9) in the bolt guide sleeve (3) are uniformly arranged on an inner ring of the bolt guide sleeve (3), the four bolt cap head positioning grooves (9) correspond to bolt positioning stop grooves (8) in four bolt holes in the flange (2) in position, and the shape of the bolt positioning stop grooves is matched with that of the bolt cap head of the flange bolt (4).

4. A flange bolt press-fitting device according to claim 1, wherein: the center hole of the lower pressing sleeve (5) is internally provided with a flange positioning spigot (6) of the flange (2), and the outer diameter of the lower pressing sleeve (5) is the same as that of the lower end of the flange (2).

Technical Field

The invention relates to a press mounting device for a flange bolt of a motor, in particular to a clamping, positioning and press mounting tool for press mounting a flange bolt on a flange.

Background

The known flange 2 is integrally sleeved on a rotating shaft of a motor after flange bolts are pressed and installed and is used for power transmission of the motor, the structure of the flange is shown in figure 5, the section of the flange 2 is an inverted T-shaped structure with a small upper end and a large lower end, four bolt holes are arranged on the circumference of the lower end of the flange 2, the four bolt holes are uniformly distributed along the circumference and are arranged on the same circumference, and bolt positioning and stopping grooves 8 for pressing and installing the flange bolts 4 are formed in the four bolt holes; when the contact part of the flange bolt and the flange hole is of a knurled structure, the flange bolt is required to be respectively pressed in the bolt hole on the flange in advance; the known press mounting device comprises a lower press sleeve and an upper press sleeve, wherein the lower press sleeve mainly plays a role of positioning a flange, the upper press sleeve plays a role of press mounting a flange bolt, a small circular ring is adopted to support a flange spigot during use, a large circular ring presses the flange bolt in a mode of pressing the flange bolt, the lower press sleeve has the defects of incapability of centering and no screw press-in guide structure, the upper press sleeve has the defect of no axial limit structure, the flange bolt is positioned in a groove-in positioning mode by manually aligning a bolt cap with a steel ruler, the structural defects are integrated, the flange bolt cap is flattened after press mounting transition, the flange bolt is inclined, the flange bolt is cracked, the flange is scrapped and the like, and the mode of press mounting the bolt has high labor intensity, low working efficiency and incapability of ensuring the quality of products.

Disclosure of Invention

The invention aims to overcome the defects, and provides the flange bolt press-fitting device which is simple in manufacturing process, low in labor intensity, high in working efficiency and universal, can be used for clamping and positioning flange bolts in batches, ensures the positioning and guiding press-in of the flange bolts in the press-fitting process of the flange bolts, and ensures the centering of the flange bolts relative to the flange and the verticality requirement of a flange spigot.

The technical solution of the invention is as follows: the press-fitting device comprises an upper press sleeve, a lower press sleeve and a bolt guide sleeve, wherein the upper press sleeve is of a T-shaped structure provided with a central shaft hole, the lower press sleeve is a circular ring provided with a central hole, four bolt press-in guide holes matched with four bolt holes in the circumference of the lower end of the flange are arranged on the lower press sleeve in parallel to the axis of the central hole, the bolt guide sleeve is of a circular ring shape, and four bolt cap head positioning grooves are formed in the inner ring of the bolt guide sleeve.

The technical scheme of the invention is that the central shaft hole of the upper pressing sleeve is matched with the outer diameter of the upper end of the flange, and the lower end edge of the transverse edge of the T-shaped upper pressing sleeve is a limiting spigot of the flange.

In the technical scheme of the invention, four bolt cap head positioning grooves in the bolt guide sleeve are uniformly arranged on an inner ring of the bolt guide sleeve, correspond to bolt positioning stop grooves on four bolt holes on a flange in position and are matched with the bolt cap head of the flange in shape.

In the technical scheme of the invention, a flange positioning spigot of a flange is arranged in a central hole of the lower pressing sleeve, and the outer diameter of the lower pressing sleeve is the same as that of the lower end edge of the flange.

The flange bolt pressing device has the advantages of simple manufacturing process, light weight, universality, low labor intensity and high working efficiency, can be operated by one person, is used for clamping and positioning flange bolts in batches and accurately pressing, and effectively ensures quick positioning and guide pressing of the flange bolts in the flange bolt pressing process so as to ensure the centering of the flange bolts relative to the flange and the verticality requirement of a flange spigot.

Drawings

Fig. 1 is a state diagram of the use of the present invention.

Fig. 2 is a top view of fig. 1 with the upper press sleeve removed.

Fig. 3 is a schematic structural shape of the lower press sleeve in fig. 2.

Fig. 4 is a schematic structural shape diagram of the bolt guide sleeve in fig. 2.

Fig. 5 is a schematic view of the structural shape of a known flange.

Detailed Description

As shown in fig. 1, 2, 3 and 4, the flange bolt press-fitting device of the invention comprises an upper press sleeve 1, a lower press sleeve 5 and a bolt guide sleeve 3; the section of the upper pressing sleeve 1 is in a T shape with a large upper end and a small lower end, the upper pressing sleeve 1 is provided with a central shaft hole 10, the diameter of the central shaft hole 10 is matched with the diameter of the upper end of the flange 2, namely the small end of the flange 2, two lower end edges of the upper transverse edge of the T-shaped upper pressing sleeve 1 are limiting spigot 11 of the flange 2, when the T-shaped upper pressing sleeve is used, the upper pressing sleeve 1 is installed at the small end of the flange 2 through the central shaft hole 10 to serve as a coarse positioning inner hole, the limiting spigot 11 of the upper pressing sleeve 1 is arranged on the end surface of a bolt cap of the flange bolt 4 to limit the axial pressing position of the flange bolt 4, and the large end surface of the upper pressing sleeve; the lower pressing sleeve 5 is in an annular shape with a central inner hole, a flange positioning spigot 6 is arranged in the central inner hole, four bolt guide holes 7 are formed in the lower pressing sleeve 5, the four bolt guide holes 7 are arranged in parallel with the axis of the central inner hole of the lower pressing sleeve 5, the four bolt guide holes 7 are uniformly distributed on the same circumference along the circumference, the four bolt guide holes 7 are matched with four bolt holes in the circumference of the large end, namely the lower end of the flange 2, the outer diameter of the lower pressing sleeve 5 is the same as that of the lower end of the flange 2, when the flange positioning spigot is used, the four bolt guide holes 7 of the lower pressing sleeve 5 are aligned with the four bolt holes in the flange 2, and the lower end of the flange 2 is arranged on the flange positioning spigot 6 in the central inner hole; the bolt guide sleeve 3 is in a ring shape, the shape of the ring-shaped inner ring is matched with the shape of the lower end of the flange 2, four bolt cap positioning grooves 9 are formed in the inner ring of the bolt guide sleeve 3, the four bolt cap positioning grooves 9 are uniformly distributed on the ring of the guide sleeve 3, the shape and the size of the bolt cap positioning grooves 9 are matched with those of the bolt caps of the flange bolts 4, when the bolt guide sleeve 3 is used, the bolt guide sleeve 3 is installed in a bolt positioning locking groove 8 at the flange bolts 4 of the flange 2, the bolt caps of the flange bolts 4 are clamped through the bolt cap positioning grooves 9, the flange bolts 4 to be pressed are positioned, and the initial positions of the flange bolts 4 are determined.

The working principle is as follows: as shown in fig. 1 and 2, a flange 2 without flange bolts 4 pressed in is arranged in a lower pressure sleeve 5, four bolt positioning holes of the flange 2 are aligned with four bolt pressing guide holes 7 of the lower pressure sleeve 5, and a spigot of a motor flange 2 is positioned through a flange positioning spigot 6 on a central inner hole of the lower pressure sleeve 5; the bolt guide sleeve 3 is arranged in a bolt positioning stop groove 8 at a flange bolt 4 of the flange 2, and the bolt guide sleeve 3 positions a bolt cap head of the flange bolt 4 on a bolt positioning hole of the flange 2 through a bolt cap head positioning groove 9; the flange bolt 4 is arranged in a bolt positioning hole of the flange 2 and a bolt press-in guide hole 7 of the lower pressing sleeve 5, the small head end of the upper pressing sleeve 1 is arranged at the small head end of the flange 2, the limiting spigot 11 of the upper pressing sleeve 1 is arranged on the end surface of the bolt cap of the flange bolt 4, and the press presses the flange bolt 4 into the bolt hole of the flange 2 by applying pressure on the end surface of the large end of the upper pressing sleeve 1.