CN211102773U

CN211102773U - Positioning fixture for machining upper box body and lower box body of motorcycle

Info

Publication number: CN211102773U
Application number: CN201921262218.9U
Authority: CN
Inventors: 周永明; 周榆力
Original assignee: Sichuan Qianyida Machinery Co ltd
Current assignee: Sichuan Qianyida Machinery Co ltd
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-07-28
Anticipated expiration: 2029-08-06

Abstract

The utility model discloses a box processing positioning fixture about motorcycle, including carousel, lower clamp splice and elevating system, install the lead screw between elevating system's the both ends inner wall, damper is installed to the below of elevating system one side, the top of clamp splice evenly is provided with the second draw-in groove down, and all through the first fixture block of expanding spring fixedly connected with on the both sides inner wall of second draw-in groove, the inboard of second draw-in groove all is provided with the second fixture block, the both sides of second fixture block all are provided with first draw-in groove, the locating pin is all installed on the top of second fixture block, and the top of locating pin all is provided with nylon protection head. The utility model discloses a top at the locating pin all is provided with nylon protection head, has realized the guard action to the box hole.

Description

Positioning fixture for machining upper box body and lower box body of motorcycle

Technical Field

The utility model relates to a positioning fixture equipment technical field specifically is a box processing positioning fixture about motorcycle.

Background

The traditional motorcycle upper and lower box processing positioning fixture generally directly adopts a positioning pin without a protective structure. The front end of the positioning pin is chamfered, in order to enhance the wear resistance of the positioning pin, the quenching hardness of the positioning pin generally reaches 52-58HRC, and the workpiece is made of aluminum alloy ADC12, so that the bottom of the workpiece and a positioning pin hole are easily damaged during assembly;

and the existing motorcycle upper and lower box processing and positioning clamp does not have the functions of protection, convenient disassembly and assembly of positioning pins and shock absorption.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a box processing positioning fixture about motorcycle to the current box processing positioning fixture about motorcycle that proposes in solving above-mentioned background art does not have protection, locating pin convenient to detach installation and absorbing functional problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a box processing positioning fixture about motorcycle, includes carousel, lower clamp splice and elevating system, install the lead screw between elevating system's the both ends inner wall, damper is installed to the below of elevating system one side, the top of clamp splice evenly is provided with the second draw-in groove down, and all through the first fixture block of expanding spring fixedly connected with on the both sides inner wall of second draw-in groove, the inboard of second draw-in groove all is provided with the second fixture block, and second fixture block and second draw-in groove mutually support, constitutes fixed knot and constructs, the both sides of second fixture block all are provided with first draw-in groove, and first draw-in groove and first fixture block mutually support, the locating pin is all installed on the top of second fixture block, and the top of locating pin all is provided with nylon protection head.

Preferably, the gears are uniformly arranged below the outer side of the screw rod, the rotary table is arranged on the outer side of the gears, and the through hole is formed in the lower portion of one end of the lifting mechanism at one end of the rotary table.

Preferably, install the slider on the outer wall of lead screw, and the both sides of slider all are provided with first stopper, all be provided with first spacing groove on elevating system's the both sides inner wall, and the equal fixed connection in the inboard in first spacing groove of one side of first stopper.

Preferably, the second springs are installed on two sides of the bottom end inside the damping mechanism, the transverse rod is installed at the middle position of the bottom end inside the damping mechanism, the first springs are arranged on the outer wall of the transverse rod, the two sides of the top end of each first spring are fixedly connected with the bearing plate through the connecting rods, and the lower clamping blocks are installed on the top end of the bearing plate.

Preferably, the top end of the first clamping block is provided with a second limiting block, and the top end of the lower clamping block outside the second limiting block is provided with a second limiting groove.

Preferably, a fixing plate is installed above one side of the lifting mechanism, an upper clamping block is installed at the bottom end of the fixing plate, and a protective pad is arranged at the bottom end of the upper clamping block.

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

(1) by installing the first spring and the second spring, when the box body is processed, the generated vibration is deformed through the first spring and the second spring, so that the buffer and the shock absorption are realized, and the damage of the box body is avoided;

(2) meanwhile, the device is provided with a second clamping block, a second clamping groove, a first clamping block, an expansion spring, a first clamping groove, a positioning pin and a second limiting block, the second clamping block is fixed in the second clamping groove, the first clamping block is extruded to move to one side of the expansion spring while moving to the bottom end of the second clamping groove, the first clamping block is rebounded by the expansion spring and fixed in the first clamping groove, the positioning pin is installed, the first clamping block moves to one side of the expansion spring by sliding the second limiting block, and therefore the positioning pin can be easily taken out, and the positioning pin is detached and replaced;

(3) meanwhile, the device is provided with a positioning pin and a nylon protection head, the lower box body is positioned through the positioning pin, and the nylon protection head is fixed in a hole positioned by the box body, so that abrasion of a box body positioning hole is avoided.

Drawings

FIG. 1 is a schematic cross-sectional view of the device of the present invention;

FIG. 2 is a schematic top view of the supporting seat of the present invention;

FIG. 3 is a schematic view of the gear transmission structure of the present invention;

fig. 4 is a schematic structural view of the fixing mechanism of the present invention;

in the figure: 1. a through hole; 2. a turntable; 3. a first limit groove; 4. a slider; 5. a lifting mechanism; 6. a screw rod; 7. a first stopper; 8. a protective pad; 9. a fixing plate; 10. an upper clamping block; 11. a nylon protective head; 12. positioning pins; 13. a damping mechanism; 14. a bearing plate; 15. a cross bar; 16. a first spring; 17. a lower clamping block; 18. a connecting rod; 19. a second spring; 20. a gear; 21. a first clamping block; 22. a second limiting block; 23. a second fixture block; 24. a second limit groove; 25. a tension spring; 26. a first card slot; 27. and a second card slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a positioning fixture for processing upper and lower boxes of a motorcycle comprises a turntable 2, a lower clamping block 17 and a lifting mechanism 5, wherein a screw rod 6 is arranged between the inner walls of two ends of the lifting mechanism 5;

gears 20 are uniformly arranged below the outer side of the screw rod 6, a rotary table 2 is arranged outside the gears 20, and a through hole 1 is formed below one end of the rotary table 2, which is connected with a lifting mechanism 5;

the outer wall of the screw rod 6 is provided with a sliding block 4, two sides of the sliding block 4 are respectively provided with a first limiting block 7, two side inner walls of the lifting mechanism 5 are respectively provided with a first limiting groove 3, and one side of each first limiting block 7 is fixedly connected to the inner side of the first limiting groove 3;

the damping mechanism 13 is arranged below one side of the lifting mechanism 5, so that the box body is damped in the machining process, and the box body is prevented from being damaged;

the two sides of the bottom end inside the shock absorption mechanism 13 are respectively provided with a second spring 19, the middle position of the bottom end inside the shock absorption mechanism 13 is provided with a cross rod 15, the outer wall of the cross rod 15 is provided with a first spring 16, the two sides of the top end of the first spring 16 are respectively fixedly connected with a bearing plate 14 through a connecting rod 18, and the top end of the bearing plate 14 is provided with a lower clamping block 17;

the top end of the lower clamping block 17 is uniformly provided with second clamping grooves 27, and the inner walls of the two sides of each second clamping groove 27 are fixedly connected with first clamping blocks 21 through telescopic springs 25;

the top ends of the first clamping blocks 21 are provided with second limiting blocks 22, and the top ends of the lower clamping blocks 17 outside the second limiting blocks 22 are provided with second limiting grooves 24;

the inner sides of the second clamping grooves 27 are respectively provided with a second clamping block 23, the second clamping blocks 23 and the second clamping grooves 27 are mutually cooperated to form a fixed structure, two sides of the second clamping blocks 23 are respectively provided with a first clamping groove 26, the first clamping grooves 26 and the first clamping blocks 21 are mutually cooperated to form a fixed structure, the top ends of the second clamping blocks 23 are respectively provided with a positioning pin 12, and the top ends of the positioning pins 12 are respectively provided with a nylon protection head 11;

a fixing plate 9 is arranged above one side of the lifting mechanism 5, an upper clamping block 10 is arranged at the bottom end of the fixing plate 9, and a protective pad 8 is arranged at the bottom end of the upper clamping block 10.

The working principle is as follows: when the positioning pin 12 is used, the second clamping block 23 is fixed in the second clamping groove 27, the first clamping block 21 is extruded to move towards one side of the telescopic spring 25 while moving towards the bottom end of the second clamping groove 27, the first clamping block 21 rebounds through the telescopic spring 25 and is fixed in the first clamping groove 26, the positioning pin 12 is installed, the first clamping block 21 moves towards one side of the telescopic spring 25 by sliding the second limiting block 22, the positioning pin 12 can be easily taken out, the positioning pin 12 is detached and replaced, the lower box body is positioned through the positioning pin 12, the lower box body is fixed in a positioning hole of the box body through the nylon protection head 11, the abrasion of a positioning hole of the box body is avoided, after the bottom end is fixed, the rotary disc 2 drives the gear 20 to rotate through rotating the rotary disc 2, the screw rod 6 rotates, the slide block 4 moves downwards on the screw rod 6, and the top end of the upper box body is fixed, therefore, the box body is clamped, and when the box body is machined, the generated vibration passes through the deformation of the first spring 16 and the second spring 19, so that the buffer and the shock absorption are realized, and the damage to the box body is avoided.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a box processing positioning fixture about motorcycle, includes carousel (2), clamp splice (17) and elevating system (5) down, its characterized in that: a screw rod (6) is arranged between the inner walls of the two ends of the lifting mechanism (5), a damping mechanism (13) is arranged below one side of the lifting mechanism (5), second clamping grooves (27) are uniformly formed in the top end of the lower clamping block (17), and the inner walls of the two sides of the second clamping groove (27) are fixedly connected with a first clamping block (21) through a telescopic spring (25), the inner sides of the second clamping grooves (27) are provided with second clamping blocks (23), and the second clamping block (23) and the second clamping groove (27) are mutually cooperated to form a fixed structure, two sides of the second clamping block (23) are respectively provided with a first clamping groove (26), and the first clamping groove (26) and the first clamping block (21) mutually cooperate to form a fixed structure, and positioning pins (12) are mounted at the top ends of the second clamping blocks (23), and nylon protective heads (11) are arranged at the top ends of the positioning pins (12).

2. The motorcycle upper and lower box body processing and positioning fixture of claim 1, characterized in that: the gear (20) is evenly installed below the outer side of the screw rod (6), the turntable (2) is installed on the outer side of the gear (20), and the through hole (1) is formed in the lower portion of one end of the lifting mechanism (5) at one end of the turntable (2).

3. The motorcycle upper and lower box body processing and positioning fixture of claim 1, characterized in that: install slider (4) on the outer wall of lead screw (6), and the both sides of slider (4) all are provided with first stopper (7), all be provided with first spacing groove (3) on the both sides inner wall of elevating system (5), and the equal fixed connection in the inboard of first spacing groove (3) in one side of first stopper (7).

4. The motorcycle upper and lower box body processing and positioning fixture of claim 1, characterized in that: second spring (19) are all installed to the both sides of the inside bottom of damper (13), and the intermediate position department of the inside bottom of damper (13) installs horizontal pole (15), be provided with first spring (16) on the outer wall of horizontal pole (15), and the both sides on first spring (16) top all through connecting rod (18) fixedly connected with bearing plate (14) to clamp splice (17) down are installed on the top of bearing plate (14).

5. The motorcycle upper and lower box body processing and positioning fixture of claim 1, characterized in that: the top end of the first clamping block (21) is provided with a second limiting block (22), and the top end of the lower clamping block (17) on the outer side of the second limiting block (22) is provided with a second limiting groove (24).

6. The motorcycle upper and lower box body processing and positioning fixture of claim 1, characterized in that: fixed plate (9) is installed to the top of elevating system (5) one side, and the bottom of fixed plate (9) installs clamp splice (10) to the bottom of going up clamp splice (10) is provided with protection pad (8).