CN103464534A

CN103464534A - Correcting die for bicycle triangular frames

Info

Publication number: CN103464534A
Application number: CN2013103955626A
Authority: CN
Inventors: 陈隽
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-09-03
Filing date: 2013-09-03
Publication date: 2013-12-25

Abstract

The invention correcting die for bicycle triangular frames and relates to the technical field of bicycle production equipment. The correcting die comprises a bench. A fixture base, a hydraulic mechanism and a correcting mechanism are fixed on the bench. The correcting mechanism is characterized in that a fixed plate is fixed on the bench, two sides of the fixed plate are provided with slides, correcting sliders are inserted into the slides, a rotating rack is disposed at the front of the fixed plate, and a correcting bar is inserted into a rotating sleeve of the rotating rack. A push bar of the hydraulic mechanism abuts to a bottom bracket of a bicycle triangular frame horizontally placed on the bench. A push bar of the fixture base is inserted into a seat tube of the bicycle triangular frame. A correcting rod is inserted into a head tube of the bicycle triangular frame, and two ends of the correcting rod are inserted into sockets of left and right correcting sliders of the correcting mechanism. The correcting die has the advantages that the bicycle triangular frame can be fixed, whether axial center lines of the head tube and the seat tube are parallel or not is detected, the head tube and the seat tube are corrected through connecting bars of the connecting mechanism, connecting is convenient and fast, correcting precision is high, and product quality is improved.

Description

A kind of straightening die of bicycle tripod

Technical field:

The present invention relates to bicycle manufacturing equipment technical field, what be specifically related to is a kind of straightening die of bicycle tripod.

Background technology:

After the assembling of the tripod of existing bicycle generally by artificial estimation or be placed on horizontal table, whether the longitudinal center line of checking seat pipe and head tube parallels, it fixes without special-purpose stationary fixture, also without special-purpose equipment, detected, just by common range estimation or adopt other instruments to measure, its measurement is not comprehensive, and fixes without fixture, can't guarantee the precision of measuring in measurement, its accuracy is not high; And, when finding quality problems, just adopt hammer etc. to be beaten, and owing to fixing without special fixture, and, without special-purpose aligning gear, very inconvenient when it beats, precision is not high, and the quality of its product can't be guaranteed.

Summary of the invention:

Purpose of the present invention is exactly the deficiency for prior art, and provide a kind of straightening die of bicycle tripod, whether it can fix bicycle tripod and detect its head tube parallel with the longitudinal center line of seat pipe, and proofread and correct by the testing rod of aligning gear, its correction is convenient and swift, correction accuracy is high, and product quality improves.

Technology solution of the present invention is as follows:

A kind of straightening die of bicycle tripod, comprise workbench, be fixed with clamp base, hydraulic mechanism and aligning gear on described workbench, the aligning gear structure is, fixed head is fixed on workbench, and the fixed head both sides form chute, is inserted with the correction slide block in chute, the front portion of fixed head is provided with swivel mount, in the rotary sleeve of swivel mount, is inserted with testing rod;

The catch bar of hydraulic mechanism is pressed against Five-way tube one end that lies in the bicycle tripod to be corrected on workbench, the push rod sleeve of clamp base is in the seat pipe of bicycle tripod to be corrected, be inserted with adjustable stem in the head tube of bicycle tripod to be corrected, sleeve is in the slot of slide block is proofreaied and correct in two of the left and right of aligning gear respectively at the two ends of adjustable stem, and the top of testing rod is facing to head tube.

Form projection on described clamp base, in the pilot hole that the push rod sleeve forms on projection, the throw rod be fixed with on the push rod sidewall stretches out the kidney-shaped groove formed on the sidewall of projection, and the medial surface that the longitudinal center line of adjustable stem is proofreaied and correct slide blocks with two is perpendicular, with the longitudinal center line of push rod, parallel.

Described hydraulic mechanism comprises the hydraulic cylinder be fixed with on the gripper shoe of the supporting seat that is fixed on fixed head and supporting seat, and the catch bar of hydraulic cylinder is pressed against Five-way tube one end of bicycle tripod to be corrected through gripper shoe.

Described swivel mount comprises the rotary sleeve be hinged with in the rotating base be fixed on workbench, the rotary guide sleeve that is hinged on the rotating base top and rotary guide sleeve, but rotary guide sleeve horizontal direction rotation, rotary sleeve can rotate up and down, in the through hole that the testing rod sleeve forms in rotary sleeve, the top of testing rod is fixed with correcting block, correcting block is facing to head tube, and arc notch matches with the head tube tube wall.

The dual-side of described correcting block forms arc notch.

Beneficial effect of the present invention is:

1, it is fixed bicycle tripod by the push rod on clamp base and hydraulic mechanism, the convenient detection and the correction bicycle tripod.

2, by aligning gear, the head tube of bicycle tripod is fixed and detects, handled easily personnel operation.

3, the arc notch of the correcting block on the adjustable stem of aligning gear matches with the head tube tube wall, like this at timing, as long as by correcting block being pressed against on the head tube wall, by striking, pressing, is proofreaied and correct, and its correction is efficient and convenient, and precision is high.

The accompanying drawing explanation:

Below in conjunction with accompanying drawing, the present invention is described further:

Fig. 1 is structural representation of the present invention;

The partial enlarged drawing that Fig. 2 is Fig. 1;

The structural representation that Fig. 3 is the Five-way tube of compacting bicycle tripod on hydraulic mechanism of the present invention;

The structural representation that Fig. 4 is aligning gear of the present invention;

The structural representation that Fig. 5 is swivel mount of the present invention;

Fig. 6 is the structural representation of testing rod sleeve of the present invention when rotary sleeve;

The structural representation that Fig. 7 is bicycle tripod.

In figure: 10a, Five-way tube; 10b, seat pipe; 10c, head tube; 10, workbench; 1, clamp base; 11, push rod; 12, projection; 121, kidney-shaped groove; 13, throw rod; 20, hydraulic mechanism; 21, supporting seat; 211, gripper shoe; 22, hydraulic cylinder; 221, catch bar; 30, aligning gear; 31, fixed head; 32, chute; 33, proofread and correct slide block; 331, slot; 34, swivel mount; 341, rotary sleeve; 342, rotating base; 343, rotary guide sleeve; 35, testing rod; 351, correcting block; 351a, arc notch; 36, adjustable stem.

The specific embodiment:

The following stated is only preferred embodiment of the present invention, does not therefore limit protection scope of the present invention.

Embodiment: see shown in Fig. 1 to 7, a kind of straightening die of bicycle tripod, comprise workbench 10, be fixed with clamp base 1, hydraulic mechanism 20 and aligning gear 30 on described workbench 10, aligning gear 30 structures are that fixed head 31 is fixed on workbench 10, fixed head 31 both sides form chute 32, be inserted with in chute 32 and proofread and correct slide block 33, the front portion of fixed head 31 is provided with swivel mount 34, in the rotary sleeve 341 of swivel mount 34, is inserted with testing rod 35;

The catch bar 221 of hydraulic mechanism 20 is pressed against Five-way tube 10a mono-end of the bicycle tripod to be corrected lain on workbench 10, push rod 11 sleeves of clamp base 1 are in the seat pipe 10b of bicycle tripod to be corrected, be inserted with adjustable stem 36 in the head tube 10c of bicycle tripod to be corrected, sleeve is in the slot 331 of slide block 33 is proofreaied and correct in two of the left and right of aligning gear 30 respectively at the two ends of adjustable stem 36, and the top of testing rod 4 is facing to head tube 10c.

Form projection 12 on described clamp base 1, in the pilot hole that push rod 11 sleeves form on projection 12, the throw rod 13 be fixed with on push rod 11 sidewalls stretches out the kidney-shaped groove 121 formed on the sidewall of projection 12, and the medial surface that the longitudinal center line of adjustable stem 36 is proofreaied and correct slide blocks 33 with two is perpendicular, with the longitudinal center line of push rod 11, parallel.

Described hydraulic mechanism 20 comprises the hydraulic cylinder 22 be fixed with on the gripper shoe 211 of the supporting seat 21 that is fixed on fixed head 31 and supporting seat 21, and the catch bar 221 of hydraulic cylinder 22 is pressed against Five-way tube 10a mono-end of bicycle tripod to be corrected through gripper shoe 211.

Described swivel mount 34 comprises the rotary sleeve 341 be hinged with in the rotating base 342 be fixed on workbench 10, the rotary guide sleeve 343 that is hinged on rotating base 342 tops and rotary guide sleeve 343, but rotary guide sleeve 343 horizontal direction rotations, rotary sleeve 341 can rotate up and down, in the through hole that testing rod 35 sleeves form in rotary sleeve 341, the top of testing rod 35 is fixed with correcting block 351, and correcting block 351 is facing to head tube 10c.

The dual-side of described correcting block 351 forms arc notch 351a, and arc notch 351a matches with head tube 10c tube wall.

Operation principle: bicycle tripod to be detected is placed on workbench 10, an end by the push rod 11 on the end line-up jig base 1 of the seat pipe 10b on bicycle tripod, Five-way tube 10a on bicycle tripod is facing to the catch bar 221 of hydraulic mechanism 20, pull the throw rod 13 be fixed with on push rod 11 by hand, throw rod 13 slides along the kidney-shaped groove 121 formed on the sidewall of projection 12, the pilot hole that also just makes push rod 11 pass clamp base 1 upper protruding block 12 when promoting inserts in seat pipe 10b, then by hydraulic cylinder 22 catch bars 221, promote, the briquetting that catch bar 221 heads are fixed with is pressed against on Five-way tube 10a, bicycle tripod is fixed on one side like this.

Then head tube 10c is inserted to adjustable stem 36, the cylindrical diameter at adjustable stem 36 middle parts and the internal diameter of head tube 10c are basic identical, then by adjustable stem 36 two ends respectively sleeve enter in the slot 331 of correction slide block 33 of both sides of fixed head 31, if an end of adjustable stem 36 can insert in the slot 331 of correction slide block 33 of a side, the other end of adjustable stem 36 can not insert in the slot 331 of correction slide block 33 of opposite side, head tube 10c is placed on fixed head 31, testing rod 35 is stretched out to a segment distance from the rotary sleeve 341 of swivel mount 34, correcting block 351 is pressed against on the tube wall of the left-hand component of head tube 10c or right-hand component and struck, press, wherein, correcting block 351 strikes, during pressure, the radian of the radian of its arc notch 351a and the tube wall of head tube 10c is close, be not easy to make head tube 10c distortion at timing like this, but rotary guide sleeve 343 horizontal direction rotations, rotary sleeve 341 can rotate up and down, like this, facilitate the position adjustment of testing rod 35, and two calibrated mounts 34 about being provided with in the front portion of fixed head 31, the above is provided with two testing rods 35 in left and right, the left side that testing rod 35 that like this can the left side when adjusting is proofreaied and correct head tube 10c, the right side that the testing rod 35 on the right can be proofreaied and correct head tube 10c, very convenient, after having proofreaied and correct, by the two ends of adjustable stem 36, again insert again in the slot 331 of proofreading and correct slide block 33 in two of left and right again, if can insert, illustrate that the head tube 10c on adjustable stem 36 parallels with the longitudinal center line of seat pipe 10b, its product meets produces qualified needs.

Claims

1. the straightening die of a bicycle tripod, comprise workbench (10), it is characterized in that: be fixed with clamp base (1), hydraulic mechanism (20) and aligning gear (30) on described workbench (10), aligning gear (30) structure is, fixed head (31) is fixed on workbench (10), fixed head (31) both sides form chute (32), be inserted with in chute (32) and proofread and correct slide block (33), the front portion of fixed head (31) is provided with swivel mount (34), in the rotary sleeve (341) of swivel mount (34), is inserted with testing rod (35);

The catch bar (221) of hydraulic mechanism (20) is pressed against Five-way tube (10a) end that lies in the bicycle tripod to be corrected on workbench (10), push rod (11) sleeve of clamp base (1) is in the seat pipe (10b) of bicycle tripod to be corrected, be inserted with adjustable stem (36) in the head tube of bicycle tripod to be corrected (10c), sleeve is in the slot (331) of slide block (33) is proofreaied and correct in two of the left and right of aligning gear (30) respectively at the two ends of adjustable stem (36), and the top of testing rod (4) is facing to head tube (10c).

2. the straightening die of a kind of bicycle tripod according to claim 1, it is characterized in that: form projection (12) on described clamp base (1), in the pilot hole that push rod (11) sleeve forms on projection (12), the throw rod (13) be fixed with on push rod (11) sidewall stretches out the kidney-shaped groove (121) formed on the sidewall of projection (12); The medial surface that the longitudinal center line of adjustable stem (36) is proofreaied and correct slide blocks (33) with two is perpendicular, with the longitudinal center line of push rod (11), parallel.

3. the straightening die of a kind of bicycle tripod according to claim 1, it is characterized in that: described hydraulic mechanism (20) comprises the hydraulic cylinder (22) be fixed with on the gripper shoe (211) of the supporting seat (21) that is fixed on workbench (10) and supporting seat (21), and the catch bar (221) of hydraulic cylinder (22) is pressed against Five-way tube (10a) end of bicycle tripod to be corrected through gripper shoe (211).

4. the straightening die of a kind of bicycle tripod according to claim 1, it is characterized in that: described swivel mount (34) comprises the rotating base (342) be fixed on fixed head (31), be hinged on the rotary sleeve (341) be hinged with in the rotary guide sleeve (343) of rotating base (342) top and rotary guide sleeve (343), rotary guide sleeve (343) but horizontal direction rotation, rotary sleeve (341) can rotate up and down, in the through hole that testing rod (35) sleeve forms in rotary sleeve (341), the top of testing rod (35) is fixed with correcting block (351), correcting block (351) is facing to head tube (10c).

5. the straightening die of a kind of bicycle tripod according to claim 4, it is characterized in that: the dual-side of described correcting block (351) forms arc notch (351a), and arc notch (351a) matches with head tube (10c) tube wall.