CN205614309U - Actuating arm bearing installation dismounting device - Google Patents

Abstract

The utility model discloses a be convenient for change the actuating arm bearing installation dismounting device of bearing, including the punch press, the punch press includes punch press body, press, the 2nd work platform and the 3rd work platform: the punch press body includes a work platform and punching press base, and press fixed mounting in a work platform lower surface, the 3rd work platform set up in the upper surface of punching press base, is provided with the through -hole that an intercommunication punching press base lateral wall connect the material mouth on the 3rd work platform, and the 2nd work platform is relative, and the 3rd work platform reciprocates, wherein: the stroke of a press is controlled by limit switch, second, the 3rd work platform install T type punching press axle and annular unloading piece respectively: T type punching press axle includes first installation face, the bottom location section and the pressure -bearing section of first installation face, and location section cylinder external diameter is less than pressure -bearing section cylinder external diameter, annular unloading piece includes and is provided with annular holding surface on the second installation face by second installation face. The device operates safety, effectively avoids scrapping of actuating arm.

Description

A kind of driving arm axle holds installing/dismounting device

Technical field

This utility model relates to a kind of driving arm axle and holds installing/dismounting device.

Background technology

Due to persistence or the repeatable operation of production process, drive arm axle to hold and be easy in use wear and tear, therefore with axle Usually need to change bearing, but lack corresponding installing/dismounting device when changing bearing, and take out original running out bearing not Only trouble, time-consuming and be easy to scratch and drive inside arm, causes driving arm to scrap.And develop driving arm axle and hold installing/dismounting Device generally requires and overcomes following difficult point:

1) a, pressing equipment being provided that power, it is desirable to hydraulic control, it is provided that pressure is about 500 kilograms；

2), the upper lower platform of pressing equipment need possess installing hole, the convenient punching clamp installing bearing installing/dismounting；

3), drive arm bearing (roller bearing) wider, thickness is narrower, it has not been convenient to take out；Therefore it is required that punching clamp needs Two parts to be possessed: punch-out (T-shaped pressure-bearing section and punch section and ring-like support), splicing part (ring-like bracer)；

4), driving arm heavier, installing positions of bearings is the compactest, and pressure-bearing section is near positioning section and bearing touch, by outward During power, being gone out by bearing, bearing may encounter support platform, causes bearing to take out, therefore it is required that ring-like blanking block, under Material aperture, hole is greater than bearing outside diameter, but is less than the width of drive shaft；

5), the support ring thickness of ring-like blanking block is wanted enough, it is ensured that the process being extruded is unlikely to deform, and in blanking hole Footpath is bigger than bearing outside diameter, facilitates bearing to be removed；

6), for driving arm, use the suitable T-shaped column structure of material hardness, the bearing driving arm will not be scratched Inside hole, effectively prevent from driving the deformation of arm；

7), the positioning function of T-shaped ram axle and punching press function, it is desirable to positioning section Bearing inner to be put into, it is achieved quickly fixed Position bearing is also provided external force quickly to be released by bearing by pressure-bearing section by punch press.

Utility model content

The technical problems to be solved in the utility model is to provide a kind of driving arm axle being conveniently replaceable bearing and holds installing/dismounting Device.

A kind of driving arm axle that this utility model provides holds installing/dismounting device, including by the punch press of hydraulic control, institute State punch press and include punch press body, forcing press, the second work platforms set gradually from top to bottom and the 3rd work platforms:

Described punch press body includes the first work platforms and punching press base, and described forcing press is fixedly installed in the first work and puts down Platform lower surface, described 3rd work platforms is arranged at the upper surface of punching press base, described 3rd work platforms is provided with connection The through hole of punching press base one sidewall material receiving port, described second work platforms moves up and down relative to the 3rd work platforms, wherein:

The described stroke of a press is by limit switch control；Second, third work platforms described is separately installed with position positive To T-shaped ram axle and annular blanking block:

Described T-shaped ram axle includes that the first installed surface, the bottom of described first installed surface are disposed with all from bottom to top Cylindrical positioning section and pressure-bearing section, described positioning section cylinder external diameter is less than pressure-bearing section cylinder external diameter；

Described annular blanking block includes the second installed surface, described second installed surface is provided with for the bearing released from it The annular support surface that blanking hole passes；

After described T-shaped ram axle stress, described positioning section be rapidly inserted into driving arm axle hold interior after, described pressure-bearing section release axle Hold and be passed to blanking hole entrance material receiving port.

Further improve as this utility model: described positioning section height is less than bearing height, described pressure-bearing segment length Thickness more than drive shaft.

Further improve as this utility model: the blanking hole internal diameter of described ring-like blanking block is more than bearing outside diameter, little Width in drive shaft.

Further improve as this utility model: the outer wall dimension of ring-like supporting surface and the outer wall dimension one driving arm Cause.

Further improve as this utility model: the height of described ring-like blanking block is more than the overall length of T-shaped ram axle.

Further improving as this utility model: described T-shaped cylinder pressing block uses aluminium, hardness is hard less than drive shaft Degree.

Further improve as this utility model: described punching press body inType, it is integrated.

Power set use the simple punch press of outsourcing, it is desirable to: provide energy-saving miniature punch press, it is provided that punching press 500 kilograms Left and right power；Limit element, it is ensured that stroke is adjustable, stable；Punch press upper and lower work platforms installing hole, it is simple to install punching clamp.

The large and small size design according to bearing internal external footpath of axle external diameter of T-shaped ram axle, it is therefore an objective to quick and precisely locating shaft Hold, when being extruded by external force, can quick and precisely release bearing.This T-shaped cylinder pressing block uses aluminium, and hardness is less than driving Axle, will not cause abrasion to the internal diameter of drive shaft or profile, can be prevented effectively from the deformation of drive shaft.T-shaped cylinder pressing block little Column part Design of length can be effectively fixed in bearing, and the length of big column part is greater than the thickness of drive shaft, at cylinder When pressing block is extruded to the lower plane of drive shaft, bearing will be released by T-shaped pressing block；

Ring-like blanking block internal diameter size, it is desirable to while easily passing through bearing, can support again drive shaft；Ring-like blanking block Thickness, it is desirable to can bear bigger pressure, is difficult in pressurized process deformation；The height bearing to be guaranteed of ring-like blanking block is extruded Will not be stuck in the when of going out inside the blanking hole of ring-like blanking block, the height of the most ring-like blanking block is greater than T-shaped pressing block Overall length；For the position of quick Locating driver axle and mating of a bracer, it is desirable to the Outside Dimensions of ring-like blanking block can be with driving arm Outside Dimensions consistent, install, when dismantling, as long as outside and the outboard alignment of a bracer of arm will be driven, bearing can be ensured Can fall in the blanking hole of ring-like blanking block；

Compared with prior art, a kind of driving arm axle being conveniently replaceable bearing that this utility model provides holds installing/dismounting dress Put, there is the beneficial effect of following patent law purposes:

1, the hardness ratio cast iron of T-shaped ram axle is low, handling ease；Selecting aluminium, hardness is less than cast iron, will not be to drive shaft Cause damage；The processing of aluminium is simpler than carbon steel；

2, T-shaped ram axle (containing pressure-bearing section and positioning section), simple in construction, can quickly realize location and punching press function；Ring Shape blanking block (includes blanking hole), it is achieved supporting role and the function of collection bearing；Two grip size are just right, weight Little, install simple, easy to use；

3, annular blanking block is played a supporting role, and Outside Dimensions requires to consider Locating driver arm simultaneously, prevents bearing and props up Bracer surface contacts, therefore the diameter of annular blanking block and driving arm Outside Dimensions consistent (100MM).Therefore, in dismounting or peace Dress bearing before, as long as guarantee annular blanking block with driving arm outside substantially aligned, can ensure that bearing will not encounter supporting surface.

4, annular blanking block and T-shaped ram axle have the ring flange of same size, position of mounting hole distribution to overlap.As long as respectively It is installed on the upper lower platform of punch press, i.e. can ensure that T-shaped ram axle can be accurately positioned the inner side driving arm axle to hold, do not have and scratch Etc. phenomenon.

While ring-like blanking block blanking hole diameter dimension energy empty avoiding bearing, the strong of ring-like blanking block can be increased again as far as possible Degree；While blanking hole height can accommodate two bearings simultaneously；It is same that the positioning section outside dimension of T-shaped ram axle can be accurately positioned Time, can effectively prevent again the sideslip of T-shaped pressing block from shifting；The length of pressurized section can ensure that bearing is thoroughly stamped out driving arm； External diameter guarantees the maximum contact face with bearing, can balance the whole end cap face of impulse bearing, desirably prevent bearing by office Portion's punching press and the deformation that produces, quickly extrude bearing；Whole device is used in combination, quick and easy for installation, simple and practical.

Accompanying drawing explanation

Fig. 1 is: a kind of driving arm axle that this utility model provides holds installing/dismounting device perspective view.

Fig. 2 is: a kind of T-shaped ram axle driving arm axle to hold installing/dismounting device of this utility model offer, driving arm axle Hold and annular blanking block position relationship structural representation.

Fig. 3 is: the front view of Fig. 2.

In figure: 1, the second work platforms；2, T-shaped ram axle；3, arm axle is driven to hold；4, annular blanking block；5, the 3rd work Platform；6, material receiving port；21, the first installed surface；22, pressure-bearing section；23, positioning section；31, arm is driven；32, bearing mounting hole；41, ring Shape supporting surface；42, blanking hole；43, the second installed surface.

Detailed description of the invention

A kind of driving arm axle being conveniently replaceable bearing provided this utility model below by way of specific embodiment holds installation Further more detailed description is done in provision for disengagement:

Embodiment 1

The driving arm axle of the present embodiment holds installing/dismounting device, as depicted in figs. 1 and 2, including rushing by hydraulic control Bed, punch press includes punch press body, forcing press, the second work platforms 1 and the 3rd work platforms 5 of setting gradually from top to bottom, institute State punching press body inType, it is integrated:

Punch press body includes the first work platforms and punching press base, and forcing press is fixedly installed in the first work platforms following table Face, the 3rd work platforms 5 is arranged at the upper surface of punching press base, and the 3rd work platforms 5 is provided with connection punching press base side The through hole of wall material receiving port 6, the second relative 3rd work platforms 5 of work platforms 1 moves up and down, and the position of the first work platforms is solid Fixed, punching machine stroke is by limit switch control；Second work platforms 1 be separately installed with the 3rd work platforms 5 position just relative to T Type ram axle 2 and annular blanking block 4, wherein:

T-shaped ram axle 2 includes that the first installed surface 21, the bottom of the first installed surface 21 are disposed with from bottom to top all in circle The positioning section 23 of column and pressure-bearing section 22, positioning section 23 cylinder external diameter is less than pressure-bearing section 22 cylinder external diameter.First installed surface 21 is adopted Using a diameter of 200MM, thickness is the locating flange dish of 10MM, with equally distributed 4 installing holes on it, with punch press the second work The Plane Installation hole making platform 1 coincide；Pressure-bearing section 22 is external diameter 59MM, a length of 65MM.External diameter 59MM can pass through driving Arm axle holds 3 installing holes (aperture is 60MM/-0.1mm), will not produce scuffing；Can ensure that at utmost contact bearing end cap simultaneously Surface, prevents the local compression on bearing (ball) cover surface from deforming；A diameter of 49MM of positioning section 23, less 1.0MM than bearing diameter, energy Effectively fixing T-shaped ram axle 2 in bearing, its a length of 20MM, T-shaped ram axle can be effectively ensured and be disposed vertically in bearing (ball) cover Face；The pressure-bearing section 22 of T-shaped ram axle 2: certain pressure should be born, the pushing bearing that can balance again, therefore, pressure-bearing section 22 Big as far as possible near the stamping surface diametric requirements of positioning section 23, but be less than and bearing outside diameter size, so can effectively keep away Exempt from T-shaped ram axle and contact and scratch the bearing mounting hole inwall driving arm.Therefore, a diameter of 59MM of stamping surface, less than bearing External diameter 60MM.The a length of 65MM of pressure-bearing section 22 of T-shaped ram axle 2, both guaranteed completely by bearing from drive arm 31 installing hole Release, blanking hole 42 will not be fully sunk in again.Positioning section 23 diameter of T-shaped ram axle 2 is close with bearing bore diameter, but prevents again Positioning section 23 scratches with bearing inner wall, causes the punch section of T-shaped ram axle 2 to wear and tear, and consequent aluminum bits fall into Bearing inner, Affect the normal use of bearing.Therefore when installing T-shaped locating shaft 2 to punch press the second work platforms 1, be by T-shaped ram axle 2 Navigate to drive arm axle to hold in the bearing of 3, then with the fastening T-shaped ram axle of screw locking 2.Internal diameter size according to bearing and The degree of depth, sets a length of 20mm, a diameter of 49mm of positioning section 23.Package unit is installed simple, convenient to use, practicality By force.After T-shaped ram axle 2 stress, positioning section 23 is rapidly inserted into after driving arm axle to hold in the bearing mounting hole 32 of 3, and pressure-bearing section 22 pushes away Go out bearing to make it pass blanking hole 42 to enter material receiving port 6, wherein T-shaped ram axle 2 and drive arm axle to hold the auxiliary between 3 in Fig. 1 Parts help the carrying out that operation is safer.Positioning section 23 height is less than bearing height, and pressure-bearing section 22 length is more than the thickness of drive shaft Degree.Pressure-bearing section 22 and the positioning section 23 of T-shaped ram axle 2 all use aluminium, and hardness is less than drive shaft hardness.

Blanking hole 42 diameter of ring-like blanking block 4 and blanking hole 42 height: blanking hole 42 can accommodate 2 bearings, but is not Too deep, thus increase working place, convenient placement drives arm；According to the size of bearing, a diameter of 70MM of blanking hole 42, the degree of depth is 65MM；Bearing diameter and be highly respectively as follows: 60MM and 30MM.Annular blanking block 4 includes the second installed surface 43, the second installed surface 43 On be provided with the hollow cylindrical blanking hole 42 for being passed therethrough by the bearing of release, hollow cylindrical blanking hole 42 passes through Annular support surface 41 surrounds and is formed；Ring-like blanking block, comprises the second installed surface 43, blanking hole 42(internal diameter 70MM, external diameter 100MM, Height/depth 65MM) and supporting surface.Second installed surface 43 is the disk of external diameter 200MM, and thickness is 10MM, uniformly divides with 4 The installing hole of cloth, coincide with lower work platforms 5 installing hole of punch press；Annular support surface 41 requires smooth, can put down with drive shaft Fit in face；Annular support surface 41 is sufficiently wide, and annular section thickness is 30MM(100-70), can effectively support drive shaft and a level pressure Power；Blanking hole internal diameter is 70MM, can be by roller bearing (external diameter is 60MM), and the degree of depth is 65MM, just can effectively accommodate 2 axles Holding (height overall is 60MM), bearing directly falls into the material receiving port 6 of punch press by blanking hole 42, directly takes out bearing i.e. in material collecting box Can.Ring-like blanking block 4, blanking hole 42 internal diameter is more than bearing outside diameter, less than the width of drive shaft.The peripheral chi of ring-like blanking block 4 Outside Dimensions that is very little and that drive arm 31 is consistent.The height of ring-like blanking block 4 is more than the overall length of T-shaped ram axle.

Unloading process:

1) ring-like blanking block 4 is rapidly secured to the 3rd work top 5 of punch press；

2) then the pending arm 31 that drives is placed on the annular support surface 41 of ring-like blanking block 4；

3) check whether driving arm 31 outer wall aligns with ring-like blanking block 4 outer wall；

4), after alignment, the positioning section 23 of T-shaped ram axle 2 is put into bearing；

5) opening manual stamping pattern, the second work platforms 1 stops when dropping to the upper surface driving arm 31, limit switch Can be according to T-shaped ram axle 2 and the altitude mixture control high and low position of annular blanking block 4, it is ensured that fixture and driving arm 31 are not subject to crushing；

6) stamping machine the second work platforms 1 drops to a certain degree, and when being triggered to limit switch, the second work platforms 1 is i.e. Home position can be risen to, complete a punching course；

7) driving arm is removed；

8) in punch press material receiving port 6, take out bearing, i.e. complete the dismounting of whole bearing.

Whole process completes to have only to 5-10 time second, and the take-down time completing the whole series (32 bearings) is 30 minutes, phase Deliver to supplier than before and go out dismounting (back and forth, processing etc. at least 6 hours, expense is 1000 yuan), i.e. save time (5.5 hours/ Set), save again expense (1600 yuan/set)；

Installation process is:

A) upper work platforms 1 and lower work by T-shaped ram axle 2 and ring-like blanking block 4 are rapidly secured to punch press are put down Platform 5, owing to installation site has the horizontal countertop of pressure apparatus,

B) then the pending arm 31 that drives is placed on the annular support surface 41 of ring-like blanking block 4,

C) align driving with annular support surface 41 outer wall of ring-like blanking block 4 outside arm 31；

D) bearing is placed into bearing mounting hole surface；

E) positioning section 23 of T-shaped ram axle 2 is put into bearing；

F) opening manual stamping pattern, the upper work platforms 1 of stamping machine declines, until bearing drops to the upper table driving arm During face, being triggered to limit switch, on punch press, work platforms 1 i.e. stops pressing action；

G) upper work platforms 1 rises to home position immediately；

H) installation of bearing is completed.

Whole installation process is simple to operate, convenient and swift.The a whole set of bearing driving arm (32 bearings) is installed and is needed 40 points Clock.Comparing and deliver to supplier's preliminary working before, can save 5 hours, expense saves 1600 yuan.

The little pressure punch customized by utilization and T-shaped ram axle 2 and ring-like blanking block 4 device, can be the completeest Becoming and drive arm axle to hold 3 installation and removal, effectively reduce the time of plant maintenance, every unit has 4 sets to drive arm assembly, permissible 24 hours minimizing time/set (transport, dismounting+install: 25 hours, 8 o'clock sent to processing, second day 9 return, expense 6000 Unit/set).(annual big maintenance once, is changed once, total board 12) is calculated with the frequency of corrective maintenance in 2014；The Spring Festival holidays To make an appointment be 288 hours (24 hours/platform * 12/year=288 hour/year)；Expense saving (6000 yuan/platform * 12/year=72, 000 yuan/year).Calculating (1.5 slices/second, 0.18 yuan/sheet of profit) by average productivity, profit of making profits every year is 279,936 yuan (288 Time/3600 seconds years */time 0.18 yuan/sheet=279,936 yuan of 1.5 seconds/sheet */year).Amount to saving expense and creation profit be 351, 936 yuan/year (72,00 yuan/year+279,936 yuan/years=351,936 yuan/year).Production cost saves 0.2%, and energy 100% guarantees to drive Swing arm maintainability, can bring the output value about 35.2 ten thousand/year to enterprise.

Claims (7)

1. drive arm axle to hold an installing/dismounting device, including by the punch press of hydraulic control, described punch press include punch press body, Forcing press, the second work platforms set gradually from top to bottom and the 3rd work platforms:

Described punch press body includes the first work platforms and punching press base, and described forcing press is fixedly installed under the first work platforms Surface, described 3rd work platforms is arranged at the upper surface of punching press base, described 3rd work platforms is provided with connection punching press The through hole of base one sidewall material receiving port, described second work platforms moves up and down relative to the 3rd work platforms, it is characterised in that:

The described stroke of a press is by limit switch control；Second, third work platforms described be separately installed with position just relative to T Type ram axle and annular blanking block:

Described T-shaped ram axle includes that the first installed surface, the bottom of described first installed surface are disposed with from bottom to top all in circle The positioning section of column and pressure-bearing section, described positioning section cylinder external diameter is less than pressure-bearing section cylinder external diameter；

Described annular blanking block includes the second installed surface, described second installed surface is provided with for the bearing released from its blanking The annular support surface that hole passes；

After described T-shaped ram axle stress, described positioning section be rapidly inserted into driving arm axle hold interior after, described pressure-bearing section release bearing make It enters material receiving port by blanking hole.

Driving arm axle the most according to claim 1 holds installing/dismounting device, it is characterised in that: described positioning section height is less than Bearing height, described pressure-bearing segment length is more than the thickness of drive shaft.

Driving arm axle the most according to claim 1 holds installing/dismounting device, it is characterised in that: under described ring-like blanking block Material hole internal diameter is more than bearing outside diameter, less than the width of drive shaft.

Driving arm axle the most according to claim 1 holds installing/dismounting device, it is characterised in that: the outer wall chi of ring-like supporting surface Outer wall dimension that is very little and that drive arm is consistent.

Driving arm axle the most according to claim 1 holds installing/dismounting device, it is characterised in that: the height of described ring-like blanking block Degree is more than the overall length of T-shaped ram axle.

Driving arm axle the most according to claim 1 holds installing/dismounting device, it is characterised in that: described T-shaped cylinder pressing block Using aluminium, hardness is less than drive shaft hardness.

Driving arm axle the most according to claim 1 holds installing/dismounting device, it is characterised in that: described punching press body inType, It is integrated.