CN105666009A - Front claw clamping device for front tripod of bicycle - Google Patents

Front claw clamping device for front tripod of bicycle Download PDF

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Publication number
CN105666009A
CN105666009A CN201610210046.5A CN201610210046A CN105666009A CN 105666009 A CN105666009 A CN 105666009A CN 201610210046 A CN201610210046 A CN 201610210046A CN 105666009 A CN105666009 A CN 105666009A
Authority
CN
China
Prior art keywords
support bar
hook
bicycle
fixed
bar
Prior art date
Application number
CN201610210046.5A
Other languages
Chinese (zh)
Inventor
付淑珍
Original Assignee
苏州奥然日用品有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 苏州奥然日用品有限公司 filed Critical 苏州奥然日用品有限公司
Priority to CN201610210046.5A priority Critical patent/CN105666009A/en
Publication of CN105666009A publication Critical patent/CN105666009A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs

Abstract

The invention discloses a front claw clamping device for a front tripod of a bicycle, and relates to the technical field of bicycle manufacturing equipment. The front claw clamping device comprises a workbench, wherein a push oil cylinder and a clamp base are fixed on the workbench; a fixed block is fixed at the middle part of the clamp base; supporting blocks are fixed on the left and right sides of the clamp base; bulges are formed on the left and right sides of the fixed block; a push rod is plugged into a through hole of each supporting block; the left and right bulges are plugged into a front claw at the tail end of a left supporting rod and a front claw at the tail end of a right supporting rod of the front tripod to be assembled of the bicycle; and the front claw of the left supporting rod and the front claw of the right supporting rod are clamped between the fixed block and the push rod. The front claw clamping device disclosed by the invention can fix the front claws on the left and right supporting rods of the front tripod of the bicycle to ensure that the positions of the left supporting rod and the right supporting rod cannot be offset when subjected to spot welding and positioning on a head tube, so that the product quality is improved; and meanwhile, the operation difficulty is reduced, and the efficiency is improved.

Description

A kind of front hook clamping device of front triangular frame of bicycle
Technical field:
The present invention relates to bicycle and manufacture equipment technical field, particularly relate to the front hook clamping device of a kind of front triangular frame of bicycle.
Background technology:
The front tripod of existing bicycle includes left support bar, right support bar and head tube, its left support bar is mutually close with one end of right support bar, and it is welded in head tube, the other end of left support bar and right support bar all forms front hook, front hook all forms slot, when front tripod assembles, it is usually left support bar, on the horizontal table that right support bar and head tube are placed, first position, make left support bar mutually close with right support bar one end, and by spot-welded in head tube, need during its welding first all parts to be reserved position, the front hook of fixing left support bar and right support bar needs to there is no now special clamping device with special clamping device, control simply by hands or be placed in left support bar with other instruments and right support bar is fixed, it is when navigating to head tube by left support bar and right support bar spot welding, welding undue force or move left support bar and right support bar will make left support bar and right support bar skew, thus welding wrong position, affect product quality, its operating difficulties, efficiency is low.
Summary of the invention:
The purpose of the present invention is aiming at the deficiency of prior art, and the front hook clamping device of a kind of front triangular frame of bicycle is provided, the front hook of the left support bar of front triangular frame of bicycle and right support bar can be fixed by it, when ensureing left support bar and right support bar and head tube spot welding location, position will not offset, improve product quality, meanwhile, reduce operation easier, improve efficiency.
The technology solution of the present invention is as follows:
A kind of front hook clamping device of front triangular frame of bicycle, including workbench, described workbench is fixed with promotion oil cylinder and clamp base, promote the push rod of oil cylinder through and out clamp base, the top of push rod is fixed with the middle studdle vertical with push rod, clamp base be fixedly arranged in the middle of fixed block, the left and right sides of clamp base is fixed with a bracer, the left and right sides of fixed block forms projection, prop up in the through hole of bracer and be inserted with catch bar, the top of catch bar is just to projection, two the protruding sleeves in left and right are in the front hook of the front hook of the tail end of the left support bar of front triangular frame of bicycle to be assembled and the tail end of right support bar, the front hook of left support bar and the front hook of right support bar are clamped between fixed block and catch bar, middle studdle is between left support bar and right support bar.
The left and right sides of described fixed block forms boss, and boss forms projection, and the top of catch bar is fixed with briquetting, and the front hook of left support bar and the front hook of right support bar are clamped between the boss of fixed block and the briquetting of catch bar.
The tail end of described catch bar is fixed with driving handle, and catch bar cross section is concave shape, forms concave shape through hole in the middle part of a bracer, and catch bar sleeve is in concave shape through hole.
Briquetting is circular block, and the area in the face of being pressed against of briquetting is more than the sectional area of catch bar.
The beneficial effects of the present invention is:
1, the catch bar that the bracer upper sleeve that it is fixed with by the left and right sides in the projection of the fixed block left and right sides in clamp base and clamp base has, by the protruding sleeve in two, left and right in the front hook of the left support bar of front triangular frame of bicycle to be assembled and the front hook of right support bar, the front hook of left support bar and the front hook of right support bar are clamped between fixed block and catch bar, the front hook of the front hook of left support bar and right support bar is positioned, when ensureing left support bar and right support bar and head tube spot welding location, position will not offset, improve product quality, simultaneously, reduce operation easier, improve efficiency.
2, the tail end of catch bar is fixed with driving handle, catch bar cross section is concave shape, prop up and form concave shape through hole in the middle part of bracer, such catch bar matches with concave shape through hole, ensure that catch bar can only promote front and back on a bracer, catch bar will not rotate in concave shape through hole, improves catch bar stability on a bracer.
3, briquetting is circular block, and the area in the face of being pressed against of briquetting is more than the sectional area of catch bar, when such briquetting is pressed against front hook, adds the contact area of briquetting and front hook, adds frictional force, makes fixing tighter of front hook.
Accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is the structural representation of the present invention;
Fig. 2 is present invention structural representation when working;
Fig. 3 is the structural representation of the projection on the fixed block of the present invention and front hook;
Fig. 4 is the structural representation between the catch bar of the present invention and a bracer.
In figure: 10, workbench; 20, left support bar; 30, right support bar; 20a, front hook; 1, oil cylinder is promoted; 11, push rod; 12, middle studdle; 2, driving handle; 3, clamp base; 31, fixed block; 311, protruding; 312, boss; 32, bracer is propped up; 32a, concave shape through hole; 321, catch bar; 321a, briquetting; 4, positioning adjusting block; 41, locating convex block.
Detailed description of the invention:
The following stated is only presently preferred embodiments of the present invention, does not therefore limit protection scope of the present invention.
Embodiment: see that Fig. 1 is to shown in 4, a kind of front hook clamping device of front triangular frame of bicycle, including workbench 10, described workbench 10 is fixed with promotion oil cylinder 1 and clamp base 3, promote the push rod 11 of oil cylinder 1 through and out clamp base 3, the top of push rod 11 is fixed with the middle studdle 12 vertical with push rod 11, clamp base 3 be fixedly arranged in the middle of fixed block 31, the left and right sides of clamp base 3 is fixed with a bracer 32, the left and right sides of fixed block 31 forms protruding 311, prop up in the through hole of bracer 32 and be inserted with catch bar 321, the top of catch bar 321 is just to protruding 311, two projection 311 sleeves in left and right are in the front hook 20a of the front hook 20a of the tail end of the left support bar 20 of front triangular frame of bicycle to be assembled and the tail end of right support bar 30, the front hook 20a of left support the bar 20 and front hook 20a of right support bar 30 is clamped between fixed block 31 and catch bar 321, middle studdle 12 is between left support bar 20 and right support bar 30.
The left and right sides of described fixed block 31 forms boss 312, boss 312 forms protruding 311, the top of catch bar 321 is fixed with briquetting 321a, and the front hook 20a of left support the bar 20 and front hook 20a of right support bar 30 is clamped between the boss 312 of fixed block 31 and the briquetting 321a of catch bar 321.
The tail end of described catch bar 321 is fixed with driving handle 2, and catch bar 321 cross section is concave shape, forms concave shape through hole 32a in the middle part of a bracer 32, and catch bar 321 sleeve is in concave shape through hole 32a.
Briquetting 321a is circular block, and the area in the face of being pressed against of briquetting 321a is more than the sectional area of catch bar 321.
Operation principle: in the projection 311 first front hook 20a sleeve of left support bar 20 and right support bar 30 formed on the both sides boss 312 of fixed block 31, make in projection 311 sleeve of the strip slot in front hook 20a, before the head end place of left support bar 20 and right support bar 30 is placed on bicycle between two locating convex blocks 41 assembling the positioning adjusting block 4 that mould front portion is provided with of spider, middle studdle 12 is between left support bar 20 and right support bar 30.
Then pass through hand propelled driving handle 2, the briquetting 321a making catch bar 321 is pressed against on the front hook 20a of left support bar 20 and right support bar 30, the front hook 20a of left support the bar 20 and front hook 20a of right support bar 30 is made to be clamped between boss 312 and briquetting 321a, by promoting the push rod 11 of oil cylinder 1 to promote, the turn left direction at head end place of support bar 20 and right support bar 30 of middle studdle 12 on push rod 11 is moved, the nearly head end place making left support bar 20 is clamped in the locating convex block 41 in left side and the left end of middle studdle 12, the nearly head end place of right support bar 30 is clamped in the locating convex block 41 on right side and the right-hand member of middle studdle 12.

Claims (4)

1. the front hook clamping device of a front triangular frame of bicycle, including workbench (10), it is characterized in that: described workbench (10) is fixed with promotion oil cylinder (1) and clamp base (3), promote the push rod (11) of oil cylinder (1) through and out clamp base (3), the top of push rod (11) is fixed with the middle studdle (12) vertical with push rod (11), clamp base (3) be fixedly arranged in the middle of fixed block (31), the left and right sides of clamp base (3) is fixed with a bracer (32), the left and right sides of fixed block (31) forms projection (311), prop up in the through hole of bracer (32) and be inserted with catch bar (321), the top of catch bar (321) is just to protruding (311), two projection (311) sleeves in left and right are in the front hook (20a) of the front hook (20a) of the tail end of the left support bar (20) of front triangular frame of bicycle to be assembled and the tail end of right support bar (30), the front hook (20a) of left support bar (20) and the front hook (20a) of right support bar (30) are clamped between fixed block (31) and catch bar (321), middle studdle (12) is between left support bar (20) and right support bar (30).
2. the front hook clamping device of a kind of front triangular frame of bicycle according to claim 1, it is characterized in that: the left and right sides of described fixed block (31) forms boss (312), boss (312) forms projection (311), the top of catch bar (321) is fixed with briquetting (321a), and the front hook (20a) of left support bar (20) and the front hook (20a) of right support bar (30) are clamped between the boss (312) of fixed block (31) and the briquetting (321a) of catch bar (321).
3. the front hook clamping device of a kind of front triangular frame of bicycle according to claim 1, it is characterized in that: the tail end of described catch bar (321) is fixed with driving handle (2), catch bar (321) cross section is concave shape, propping up bracer (32) middle part and form concave shape through hole (32a), catch bar (321) sleeve is in concave shape through hole (32a).
4. the front hook clamping device of a kind of front triangular frame of bicycle according to claim 2, it is characterized in that: briquetting (321a) is circular block, the area in the face of being pressed against of briquetting (321a) is more than the sectional area of catch bar (321).
CN201610210046.5A 2016-04-06 2016-04-06 Front claw clamping device for front tripod of bicycle CN105666009A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610210046.5A CN105666009A (en) 2016-04-06 2016-04-06 Front claw clamping device for front tripod of bicycle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610210046.5A CN105666009A (en) 2016-04-06 2016-04-06 Front claw clamping device for front tripod of bicycle

Publications (1)

Publication Number Publication Date
CN105666009A true CN105666009A (en) 2016-06-15

Family

ID=56308386

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610210046.5A CN105666009A (en) 2016-04-06 2016-04-06 Front claw clamping device for front tripod of bicycle

Country Status (1)

Country Link
CN (1) CN105666009A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101362269A (en) * 2007-08-10 2009-02-11 庄添财 Chassis welding jig
CN201792147U (en) * 2010-09-20 2011-04-13 浙江师范大学 Clamping device for welding front triangular frame of bicycle
CN201881093U (en) * 2010-11-10 2011-06-29 浙江师范大学 Welding and fixing device of rear claw and lower fork of bicycle
CN103600188A (en) * 2013-09-03 2014-02-26 陈隽 Bicycle front tripod assembly mold
CN204487083U (en) * 2015-02-09 2015-07-22 苏州奥然日用品有限公司 A kind of bicycle tripod assembling mould
CN204524579U (en) * 2015-03-31 2015-08-05 成都思尔特机器人科技有限公司 Front triangular frame of bicycle robot welding workstation

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101362269A (en) * 2007-08-10 2009-02-11 庄添财 Chassis welding jig
CN201792147U (en) * 2010-09-20 2011-04-13 浙江师范大学 Clamping device for welding front triangular frame of bicycle
CN201881093U (en) * 2010-11-10 2011-06-29 浙江师范大学 Welding and fixing device of rear claw and lower fork of bicycle
CN103600188A (en) * 2013-09-03 2014-02-26 陈隽 Bicycle front tripod assembly mold
CN204487083U (en) * 2015-02-09 2015-07-22 苏州奥然日用品有限公司 A kind of bicycle tripod assembling mould
CN204524579U (en) * 2015-03-31 2015-08-05 成都思尔特机器人科技有限公司 Front triangular frame of bicycle robot welding workstation

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Application publication date: 20160615