CN106863237B

CN106863237B - Bracket for supporting special-shaped piece

Info

Publication number: CN106863237B
Application number: CN201510918102.6A
Authority: CN
Inventors: 庄严; 李玉兰; 周澄宇; 刘文平; 张丽
Original assignee: Beijing Polytechnic
Current assignee: Beijing Polytechnic
Priority date: 2015-12-14
Filing date: 2015-12-14
Publication date: 2023-08-11
Anticipated expiration: 2035-12-14
Also published as: CN106863237A

Abstract

A bracket for supporting a profiled member includes a base plate, a serpentine tube rack, and fasteners. The bottom plate is provided with a plurality of first sliding grooves extending along a first direction and a plurality of second sliding grooves extending along a second direction. The snakelike pipe support comprises a pipe support seat, a plurality of universal joint pipes and a jacking platform, wherein the plurality of universal joint pipes are connected in series through a pull rope to form a snakelike support body with adjustable length, and the pipe support seat and the jacking platform are respectively connected at two ends of the snakelike support body. The fastener is in threaded connection with the pipe support seat. The pipe support base is provided with a connecting part, the connecting part is matched with the first sliding groove and the second sliding groove so as to slide in the first sliding groove and the second sliding groove, and the pipe support base is fixed on the bottom plate through a fastener. The invention can adjust the supporting position of the special-shaped piece in time according to the outline of the special-shaped piece, thereby well meeting the positioning requirement of the special-shaped piece.

Description

Bracket for supporting special-shaped piece

Technical Field

The invention relates to a bracket, in particular to a bracket for supporting a special-shaped piece.

Background

Brackets are supports commonly used in manufacturing processes. In the processing of parts, the positioning accuracy of the parts to be processed is one of key links influencing the processing quality and efficiency of the parts, and particularly when processing special-shaped parts, the problem that the processing quality is influenced due to inaccurate positioning easily occurs. At present, the support of the special-shaped piece is conventionally carried out on the molded surface of the special-shaped piece, and the support mode is difficult to meet positioning requirements due to the fact that the molded surface of the special-shaped piece is irregular, so that the machining quality and the machining efficiency of parts are low.

The support design of the profile must therefore take into account the need for an irregular profile of the profile while meeting basic positioning requirements.

Disclosure of Invention

The invention aims to solve the technical problem of providing a bracket for supporting a special-shaped piece, so that the supporting position of the special-shaped piece can be adjusted timely according to the outline of the special-shaped piece, and the positioning requirement of the special-shaped piece can be met well.

In order to achieve the above object, the bracket for supporting the special-shaped piece of the invention comprises a bottom plate, a serpentine pipe frame and a fastener. The bottom plate is provided with a plurality of first sliding grooves extending along a first direction and a plurality of second sliding grooves extending along a second direction. The snakelike pipe support comprises a pipe support seat, a plurality of universal joint pipes and a jacking platform, wherein the plurality of universal joint pipes are connected in series through a pull rope to form a snakelike support body with adjustable length, and the pipe support seat and the jacking platform are respectively connected to two ends of the snakelike support body. The fastener is in threaded connection with the pipe support seat. The pipe support seat is provided with a connecting part, the connecting part is matched with the first sliding groove and the second sliding groove so as to slide in the first sliding groove and the second sliding groove, and the pipe support seat is fixed on the bottom plate through the fastening piece.

The support comprises a support body, wherein one end of the pull rope, which is close to the pipe support seat, is connected with a first adjusting mechanism, and the first adjusting mechanism comprises a universal joint pipe seat, a pin shaft and a transmission seat. The pin shaft is arranged on the universal joint tube seat in a penetrating way and is provided with a cam part. The transmission seat is arranged in the universal joint tube seat and is provided with a cam matching part, a first abutting surface and a second abutting surface, the cam matching part is matched with the cam part, the first abutting surface abuts against the universal joint tube seat, and the second abutting surface is opposite to the first abutting surface. The pull rope is provided with a first end, and the first end is abutted against the second abutting surface.

The support comprises the universal joint tube seat, wherein the universal joint tube seat comprises a first seat body, a second seat body and a third seat body, and the second seat body is connected between the first seat body and the third seat body so that the universal joint tube seat is in an inverted U shape as a whole.

The support is characterized in that the transmission seat is arranged between the first seat body and the third seat body, and the first abutting surface abuts against the second seat body.

The support is characterized in that the shape of the transmission seat is the same as that of the universal joint tube seat.

The support comprises a first base body, a second base body and a pin shaft, wherein the first base body is provided with a first hole part, the third base body is provided with a second hole part, the first hole part is opposite to the second hole part, and the pin shaft is further provided with a pin shaft head part, a pin shaft end part, a first matching part and a second matching part. The head part of the pin shaft protrudes out of the first seat body. The end part of the pin shaft protrudes out of the third seat body. The first fitting portion is fitted with the first hole portion. The second fitting portion is fitted with the second hole portion. The cam part is arranged between the first matching part and the second matching part, and a clamping head is arranged on the head part of the pin shaft in a penetrating way.

The support is characterized in that a spanner hole is formed in the end portion of the pin shaft.

The support comprises a support body, wherein one end of the pull rope, which is close to the jacking platform, is connected with an end head mechanism, and the end head mechanism comprises an end head joint pipe and a connecting bolt. One end of the connecting bolt is connected with the jacking platform, and the other end of the connecting bolt is connected with the end head joint pipe. The connecting bolt is provided with a first groove at one end connected with the jacking platform, a second groove is provided at the position where the jacking platform is connected with the connecting bolt, after the connecting bolt is connected with the jacking platform, the first groove and the second groove enclose a containing space, the pull rope is provided with a second end head, and the second end head is contained in the containing space.

The support is characterized in that the universal joint tube seat is connected with the tube frame seat through a second adjusting mechanism, and the second adjusting mechanism comprises a stud bolt and an adjusting nut. One end of the stud bolt is in threaded connection with the universal joint pipe seat, and the other end of the stud bolt is in threaded connection with the pipe frame seat. The adjusting nut is in threaded connection with the stud and abuts against the pipe support seat.

The support is characterized in that the first direction and the second direction are two directions which are perpendicular to each other on a horizontal plane.

The invention has the beneficial effects that: the front, back, left and right positions of the bracket can be adjusted at will by virtue of the sliding grooves on the bottom plate in two directions; the height of the bracket can be adjusted at will by virtue of the arrangement of the snakelike pipe frame; furthermore, the serpentine pipe rack comprises a plurality of universal joint pipes, so that the bracket can rotate 360 degrees to adjust the direction; therefore, the supporting position of the special-shaped piece can be adjusted timely according to the outline of the special-shaped piece, and the positioning requirement of the special-shaped piece is well met.

The invention will now be described in more detail with reference to the drawings and specific examples, which are not intended to limit the invention thereto.

Drawings

Fig. 1 is a schematic view of a bracket for supporting a profile according to the present invention;

fig. 2a is a structural view (seen from a direction a) of the base plate in fig. 1;

FIG. 2B is a block diagram of the base plate of FIG. 1 (as viewed from direction B);

fig. 3 is a cross-sectional view of the bracket for supporting a profile according to the present invention (the pull cord is in an unclamped state);

FIG. 4 is a block diagram of the first adjustment mechanism of FIG. 3 with a universal joint seat engaged with a transmission seat;

FIG. 5 is a block diagram of a pin of the first adjustment mechanism of FIG. 3;

FIG. 6 is a block diagram of the connection of the tip mechanism of FIG. 3 to a jacking platform;

fig. 7 is a cross-sectional view of the bracket for supporting a profile according to the present invention (the pull cord is in tension).

Wherein reference numerals are used to refer to

10-baseboard

11-first chute

12-second chute

20-snakelike pipe rack

21-pipe rack base

211-connecting part

22-universal joint pipe

23-jacking platform

231-second groove

24-stay cord

241-first end

242-second end

25-first adjusting mechanism

251-universal joint tube seat

2511-first seat

25111-first hole part

2512-second seat

2513-third seat

25131-second hole part

252-pin shaft

2521-cam section

2522-pin head

2523 pin end

25231 spanner hole

2524-first mating portion

2525-second mating portion

253-driving seat

2531-first transmission seat body

2532-second transmission seat

2533-third transmission seat

2534-cam mating part

25341-first hole-shaped mating portion

25342-second hole-shaped mating part

2535-first abutment surface

2536-second abutment surface

254-chuck

255-wrench

26-end mechanism

261-end joint pipe

262-connecting bolt

2621-first groove

27-second adjusting mechanism

271-stud

272-adjusting nut

A-first direction

B-second direction

Detailed Description

The following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, so as to further understand the purpose, the scheme and the effects of the present invention, but not to limit the scope of the appended claims.

Referring to fig. 1 to 3, the bracket for supporting a profile according to the present invention includes a base plate 10, a serpentine tube frame 20, and a fastener 30 as shown. The bottom plate 10 is provided with a plurality of first sliding grooves 11 extending along a first direction a and a plurality of second sliding grooves 12 extending along a second direction B, wherein the first direction a and the second direction B are two directions perpendicular to each other on a horizontal plane, each first sliding groove 11 is intersected with a plurality of second sliding grooves 12, and likewise, each second sliding groove 12 is intersected with a plurality of first sliding grooves 11, and the shape of the first sliding grooves 11 and the second sliding grooves 12 is preferably inverted-T. The serpentine pipe rack 20 comprises a pipe rack seat 21, a plurality of universal joint pipes 22 and a jacking platform 23, wherein the plurality of universal joint pipes 22 are connected in series through a pull rope 24 to form a serpentine rack body with adjustable length, the pipe rack seat 21 and the jacking platform 23 are respectively connected to two ends of the serpentine rack body, the jacking platform 23 is used for being directly connected with a special-shaped piece to be supported, and the pull rope 24 is provided with a first end 241 and a second end 242. The fastener 30 is screwed with the pipe frame seat 21. The pipe frame 21 has a connecting portion 211, the connecting portion 211 is adapted to the first chute 11 and the second chute 12 so as to be slidable in the first chute 11 and the second chute 12, and the pipe frame 21 is fixed to the base plate 10 by the fastener 30. Based on such an arrangement, the front, rear, left and right positions of the serpentine tube rack 20 relative to the bottom plate 10 can be adjusted at will, and the length of the serpentine tube rack 20 can be adjusted at will so that the rack height can be adjusted at will; also, due to the arrangement of the plurality of universal joint tubes 22, the bracket can be rotated 360 degrees to adjust the direction. Therefore, the support can adjust the support position of the support in time according to the outline of the special-shaped piece, and further the positioning requirement of the special-shaped piece is well met. For example, when it is desired to adjust the position of the serpentine rack 20 on the bottom plate 10, the fastener 30 can be a nut by sliding the serpentine rack 20 along the first runner 11 or/and the second runner 12 to the desired position and then tightening the fastener 30.

To facilitate the length adjustment of the serpentine tube rack 20, a first adjustment mechanism 25 is connected to an end of the pull cord 24 near the tube rack seat 21. Referring to fig. 4 and 5 in combination, the first adjusting mechanism 25 includes a universal joint socket 251, a pin 252, and a transmission socket 253. The pin 252 is provided to pass through the joint socket 251 and has a cam portion 2521. The transmission seat 253 is disposed in the gimbal tube holder 251 and has a cam engaging portion 2534, a first abutting surface 2535 and a second abutting surface 2536, wherein the cam engaging portion 2534 is engaged with the cam portion 2521, the first abutting surface 2535 abuts against the gimbal tube holder 251, and the second abutting surface 2536 is opposite to the first abutting surface 2535. The first end 241 of the pull cord 24 abuts the second abutment surface 2536. Specifically, the universal joint socket 251 includes a first housing 2511, a second housing 2512 and a third housing 2513, wherein the second housing 2512 is connected between the first housing 2511 and the third housing 2513 such that the universal joint socket 251 has an inverted U-shape overall, the first housing 2511 has a first hole 25111, the third housing 2513 has a second hole 25131, and the first hole 25111 is opposite to the second hole 25131. The transmission seat 253 is disposed between the first seat 2511 and the third seat 2513, and the first abutment surface 2535 abuts against the second seat 2512. The transmission seat 253 includes a first transmission seat 2531, a second transmission seat 2532 and a third transmission seat 2533, the second transmission seat 2532 is disposed between the first transmission seat 2531 and the third transmission seat 2533, so that the transmission seat 253 has the same shape as the universal joint tube seat 251, and is also U-shaped, and the cam mating portion 2534 includes a first hole mating portion 25341 disposed on the first transmission seat 2531 and a second hole mating portion 25342 disposed on the third transmission seat 2533. The pin 252 has a pin head portion 2522, a pin end portion 2523, a first engagement portion 2524, and a second engagement portion 2525, wherein the pin head portion 2522 protrudes from the first housing 2511, the pin end portion 2523 protrudes from the third housing 2513, the first engagement portion 2524 is engaged with the first hole portion 25111, the second engagement portion 2525 is engaged with the second hole portion 25131, the cam portion 2521 is disposed between the first engagement portion 2524 and the second engagement portion 2525, a chuck 254 is provided to be inserted into the pin head portion 2522 to position the pin 252 on the joint socket 251, and the pin end portion 2523 is provided with a wrench hole 25231. When the length of the serpentine tube rack 20 needs to be adjusted, a wrench 255 can be inserted into the wrench hole 25231, and the pull rope 24 can be loosened or pulled by rotating the wrench 255, thereby achieving the purpose of adjustment.

Referring to fig. 6, an end of the pull cord 24 near the jacking platform 23 is connected to an end mechanism 26, and the end mechanism 26 includes an end joint 261 and a connecting bolt 262. One end of the connecting bolt 262 is connected to the jacking platform 23, and the other end is connected to the tip joint 261. A first groove 2621 is formed at the end of the connection bolt 262 connected with the jacking platform 23, a second groove 231 is formed at the position of the jacking platform 23 connected with the connection bolt 262, and after the connection bolt 262 is connected with the jacking platform 23, the first groove 2621 and the second groove 231 enclose an accommodating space so as to accommodate the second end 242 of the pull rope 24.

Referring again to fig. 3 and 7, the universal joint socket 251 is connected to the pipe holder 21 by a second adjusting mechanism 27, and the second adjusting mechanism 27 includes a stud 271 and an adjusting nut 272. One end of the stud 271 is screwed to the universal joint socket 251, and the other end is screwed to the pipe mount 21. The adjusting nut 272 is screwed to the stud 271 and abuts against the pipe holder 21. Based on such an arrangement, the purpose of adjusting the height of the entire bracket can also be achieved by adjusting the adjustment nut 272.

Of course, the present invention is capable of other various embodiments and its several details are capable of modification and variation in light of the present invention, as will be apparent to those skilled in the art, without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A bracket for supporting a profile, comprising:

the base plate is provided with a plurality of first sliding grooves extending along a first direction and a plurality of second sliding grooves extending along a second direction;

the snakelike pipe rack comprises a pipe rack seat, a plurality of universal joint pipes and a jacking platform, wherein the universal joint pipes are connected in series through a pull rope to form a snakelike rack body with adjustable length, and the pipe rack seat and the jacking platform are respectively connected to two ends of the snakelike rack body; and

the fastener is in threaded connection with the pipe support seat;

the pipe support seat is provided with a connecting part, the connecting part is matched with the first sliding groove and the second sliding groove so as to slide in the first sliding groove and the second sliding groove, and the pipe support seat is fixed on the bottom plate through the fastening piece;

wherein, the stay cord is close to the one end of pipe rack seat is connected with a first guiding mechanism, a guiding mechanism includes:

a universal joint tube seat;

the pin shaft is arranged on the universal joint tube seat in a penetrating way and is provided with a cam part; and

the transmission seat is arranged in the universal joint tube seat and is provided with a cam matching part, a first abutting surface and a second abutting surface, the cam matching part is matched with the cam part, the first abutting surface abuts against the universal joint tube seat, and the second abutting surface is opposite to the first abutting surface;

the pull rope is provided with a first end, and the first end is propped against the second propping surface;

one end of the pull rope, which is close to the jacking platform, is connected with an end head mechanism, and the end head mechanism comprises:

one end head joint pipe; and

one end of the connecting bolt is connected with the jacking platform, and the other end of the connecting bolt is connected with the end head joint pipe;

the connecting bolt is connected with the jacking platform, a first groove is formed in one end of the connecting bolt, which is connected with the jacking platform, a second groove is formed in the position, which is connected with the connecting bolt, of the jacking platform, after the connecting bolt is connected with the jacking platform, the first groove and the second groove are enclosed into a containing space, the pull rope is provided with a second end, and the second end is contained in the containing space;

the universal joint tube seat is connected with the tube frame seat through a second adjusting mechanism, and the second adjusting mechanism comprises:

one end of the stud is in threaded connection with the universal joint pipe seat, and the other end of the stud is in threaded connection with the pipe rack seat; and

and the adjusting nut is in threaded connection with the stud bolt and abuts against the pipe support seat.

2. The bracket of claim 1, wherein the gimbal tube holder comprises a first housing, a second housing and a third housing, the second housing being connected between the first housing and the third housing such that the gimbal tube holder is generally inverted U-shaped.

3. The bracket of claim 2, wherein the transmission seat is disposed between the first seat body and the third seat body, and the first abutment surface abuts against the second seat body.

4. The bracket of claim 2, wherein the shape of the drive socket is the same as the shape of the universal joint socket.

5. The bracket of claim 2, wherein the first housing has a first aperture and the third housing has a second aperture, the first aperture being opposite the second aperture, the pin further having:

the pin shaft head protrudes out of the first seat body;

the pin shaft end protrudes out of the third seat body;

a first fitting portion fitted to the first hole portion; and

a second fitting portion fitted to the second hole portion;

the cam part is arranged between the first matching part and the second matching part, and a clamping head penetrates through the pin shaft head.

6. The bracket of claim 5, wherein the pin end is provided with a spanner hole.

7. The bracket of any of claims 1-6, wherein the first direction and the second direction are two directions perpendicular to each other on a horizontal plane.