CN104646999B - Carrier roller and bearing housing mounting machine - Google Patents

Carrier roller and bearing housing mounting machine Download PDF

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Publication number
CN104646999B
CN104646999B CN201510110736.9A CN201510110736A CN104646999B CN 104646999 B CN104646999 B CN 104646999B CN 201510110736 A CN201510110736 A CN 201510110736A CN 104646999 B CN104646999 B CN 104646999B
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CN
China
Prior art keywords
machine
porcelain
lifting platform
drift
support
Prior art date
Application number
CN201510110736.9A
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Chinese (zh)
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CN104646999A (en
Inventor
成树峰
Original Assignee
河北骥驰耐磨材料有限公司
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Priority to CN201510110736.9A priority Critical patent/CN104646999B/en
Publication of CN104646999A publication Critical patent/CN104646999A/en
Application granted granted Critical
Publication of CN104646999B publication Critical patent/CN104646999B/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/02Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same

Abstract

The invention relates to the technical field of carrier roller manufacturing and in particular discloses a carrier roller and bearing housing mounting machine. The mounting machine comprises a press machine, an engine base, a lifting table and a machine top plate, wherein the engine base and the machine top plate are fixedly connected by virtue of a vertical longitudinal beam; the lifting table can be vertically moved and positioned between the engine base and the machine top plate by virtue of a power lifting device; the lower end of the lifting table is fixedly connected with the press machine; a punch of the press machine is perpendicular to the engine base; the lower end surface of the punch is a plane; an annular positioning groove is formed in a position, which vertically corresponds to the punch, of the engine base; the center of the annular positioning groove is coincided with the axis of the punch; and the outer diameter of the annular positioning groove is the same as the outer diameter of a porcelain body. The bearing housing mounting machine also comprises a porcelain body fixing device and a punch buffer sleeve, so that the alignment accuracy of the bearing housing is improved, the phenomenon that the bearing housing is taken away by the punch is eliminated, and the yield is improved. According to the device, the operation of manually mounting the bearing housing can be replaced, the labor intensity of workers is reduced, and the machine is stable to mount and high in efficiency.

Description

A kind of roller carrier shaft bearing sleeve fitting machine
Technical field
The present invention relates to carrying roller manufacturing technology field.
Background technology
Carrying roller is the critical piece on conveyer, and carrier roller has the advantages that corrosion-resistant, intensity is high, long service life, It is widely used in the industries such as iron and steel, coking, chlor-alkali, chemical fertilizer.Carrier roller is mainly by porcelain body, bearing holder (housing, cover), plastic seal ring and axle Bearing sleeve is constituted, porcelain body hollow, and level penetrates and loads bearing in axle, the two ends fixing axle bearing sleeve of porcelain body, bearing holder (housing, cover), and Bearing outer is adopted Sealed with plastic seal ring, bearing is sealed in bearing holder (housing, cover).
Bearing holder (housing, cover) is called bearing block again, referring to Fig. 5, is typically made up of sleeve and epitaxy part, the bottom of sleeve is provided with base plate, Sleeve bottom opening is made to inside contract, for limiting position of bearings, the external diameter of bearing holder (housing, cover) sleeve is slightly larger than the hollow bulb diameter of porcelain body, axle Bearing sleeve sleeve penetrates the hollow space of porcelain body, forms interference fit.When bearing holder (housing, cover) is installed on porcelain body, first in bearing holder (housing, cover) The outside hollow bulb surface smear colloid with porcelain body, then by axially vertical for the hollow bulb of bearing holder (housing, cover) and porcelain body alignment, external force is downward Ram axle bearing sleeve, makes bearing holder (housing, cover) sleeve penetrate the hollow space of porcelain body, the extension of bearing holder (housing, cover) is stuck on porcelain body, treats colloid solidification, Bearing holder (housing, cover) is completely fixed with porcelain body.Workman installs by hand wastes time and energy, during ram axle bearing sleeve, it is necessary to assure bearing holder (housing, cover) axle center can not Crooked with porcelain body external diameter axle center, artificial alignment operation efficiency is low, once bearing holder (housing, cover) is crooked being fixed on porcelain body, can lead to roller carrier shaft The heart is crooked, aggravation carrying roller abrasion, reduces service life.
Content of the invention
The technical problem to be solved in the present invention is to provide a kind of roller carrier shaft bearing sleeve fitting machine, can replace manually installed bearing Set, reduces labor strength, installs stable, high precision, efficiency high.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of roller carrier shaft bearing sleeve fitting machine, including Forcing press, support, machine top board, described support is fixedly connected by vertical longeron with machine top board, also includes lifting platform and power liter Falling unit, described lifting platform is located between support and machine top board, and described support, lifting platform, machine top board are parallel to each other, described lifting Platform is realized vertically moving and positioning by power lift, and the lower end of described lifting platform is fixedly connected more than one pressure Machine, described forcing press includes cylinder body, jumper bar and drift, and the drift of described forcing press is vertical with support, the lower surface of described drift For plane, described support is provided with annular positioning groove, the center of described annular positioning groove and institute in corresponding position vertical with drift State the axis coinciding of drift, the external diameter of described annular positioning groove is identical with the external diameter of porcelain body, between described support and lifting platform also It is provided with porcelain body fixing device.It is the installation operation space of bearing holder (housing, cover) between lifting platform and base, the drift of forcing press pushes bearing Set, makes bearing holder (housing, cover) embed the porcelain body positioned at annular positioning groove.The carrying roller of different size, its external diameter and highly difference, can pass through The carrying roller porcelain body to mate differing heights for the height of power lift regulation lifting platform, the corresponding setting of annular positioning groove is many Individual.
Further, described power lift is lead screw pair, and described lead screw pair is located at the middle part of lifting platform, described leading screw Secondary nut is fixedly connected with described lifting platform, and perpendicular to lifting platform, described lead screw shaft is fixed on the lead screw shaft of described lead screw pair On the bearing of support and machine top board, and it is freely rotatable.The height of lifting platform can be adjusted by the secondary lead screw shaft of rotational lead screw, The high precision of lead screw pair, easy to control.The top of described machine top board is provided with motor, described motor pass through actuating device with described Lead screw shaft connects, and lead screw shaft can be driven to rotate.
Further, described support, lifting platform, machine top board are square, and described vertical longeron is four, is uniformly distributed in The corner of support, described forcing press and annular positioning groove are respectively four, are located at respectively outside the middle part of neighboring vertical longeron.Bearing Set fitting machine is cube frame structure, and its four faces are equipped with a set of decompressor, and often set decompressor both can be individually operated, Also can operate, production efficiency is high, device fabrication low cost simultaneously simultaneously.
Further, described porcelain body fixing device includes power push-pull bar, connecting plate and block, described power push-pull bar and Connecting plate is fixedly connected, and described block is two, is all fixedly connected with connecting plate, and symmetrical, and described two blocks surround Right angle concave surface, described fixing device is four, and horizontal symmetry is distributed in the both sides of annular positioning groove, every a pair of fixing device two-by-two Two right angle concave surfaces porcelain body is formed with clamping, fixing porcelain body, the power push-pull bar of described one pair of which fixing device pass through plus Long slab is fixedly connected with lifting platform, and positioned at the top of porcelain body, another power push-pull bar to fixing device is fixedly connected with support, Bottom positioned at porcelain body.Two pairs of fixing devices consolidate porcelain body clamping it is ensured that the alignment precision of bearing holder (housing, cover), prevent porcelain body to be subject to impulse force Occur crooked.
Further, the side that described connecting plate is connected with block is provided with the interstage sleeve matching with block profile, described gear Block is fixed in interstage sleeve by the bolt on interstage sleeve, and described block is located at outside interstage sleeve with the outer face of body contacts.When block is long Between use after, it causes the positioning precision to porcelain body to reduce, block is bolted on the frayed deformation in body contacts face In interstage sleeve, replaceable it is ensured that the positioning precision of porcelain body.
Further, described block is triangular prism, and described trequetrous bottom surface is isosceles right triangle.
Further, described drift is cylinder, is provided with cushion collar, described cushion collar includes being fixed on described punching outside it The annular slab of head top, and is enclosed within the hollow circuit cylinder outside lower portion of ram, described annular slab has vertical through hole, described vertically leads to Connecting rod is penetrated, the lower end of described connecting rod is fixedly connected with hollow circuit cylinder, and the upper end of described connecting rod is provided with limited block in hole, Prevent annular slab from deviating from from connecting rod, described connecting rod sheathed spring between annular slab and hollow circuit cylinder, outside described drift The internal diameter of footpath and roller carrier shaft bearing sleeve sleeve is equal, and the internal diameter of described hollow circuit cylinder is less than the external diameter of roller carrier shaft bearing sleeve outer.Drift Embedded bearing holder (housing, cover) sleeve, drives the downward punching press of bearing holder (housing, cover), makes bearing holder (housing, cover) outer surface extrusion embed porcelain body, if bearing holder (housing, cover) Axle center excessive with porcelain body hollow bulb axle center deviation, during drift backhaul, often bearing holder (housing, cover) is taken out of porcelain body again, cause install lose Lose, bearing holder (housing, cover) is scrapped.After drift outside reload buffer set, during drift backhaul, the hollow circuit cylinder of cushion collar is subject to spring resistance meeting Postpone to rise so that when drift climbs away bearing holder (housing, cover), hollow circuit cylinder still push down bearing holder (housing, cover) epitaxy part it is ensured that bearing holder (housing, cover) not by Drift takes up.
Further, described connecting rod is six, is uniformly distributed.Ensure that between cushion collar annular plate and hollow circuit cylinder The transmission of power uniformly, improves the stability of cushion collar.
Have the beneficial effects that using produced by technique scheme: the present invention adopts cube frame structure, lifting platform Four sides all can carry out the punching press of bearing holder (housing, cover), and device space utilization rate is high, can carry out the installation exercise of four bearing holder (housing, cover)s simultaneously, Installation effectiveness is high;Lifting platform can adjust height it is adaptable to plurality of specifications carrying roller according to the specification of carrying roller by leading screw;Upper and lower two To fixing device can porcelain body clamping firm, prevent porcelain body to be initially subject to run-off the straight during punching press it is ensured that bearing holder (housing, cover) and porcelain body Alignment precision, improves working performance simultaneously, reduces personnel labor intensity;Drift peripheral hardware cushion collar, using the cushioning effect of spring, Realize cushion collar when drift departs from bearing holder (housing, cover) to continue bearing holder (housing, cover) is kept with lower pressure so that drift can smoothly be taken off with bearing holder (housing, cover) From it is ensured that bearing holder (housing, cover) is arranged in porcelain body, improve installation effectiveness, reduce the scrappage of bearing holder (housing, cover).Apparatus of the present invention manufacturing cost Low, reasonable in design, installation accuracy is high, greatly improves the installation effectiveness of roller carrier shaft bearing sleeve, has that disposal ability is big, is mounted to The high feature of product rate, reduces the labor intensity of workman, shortens the manufacturing time of carrying roller, is capable of the competitiveness of enterprise.
Brief description
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the cube circuit theory schematic diagram of the present invention;
Fig. 3 is the structural representation of fixing device in Fig. 1;
Fig. 4 is the structural representation of cushion collar in Fig. 1;
Fig. 5 is the structural representation of roller carrier shaft bearing sleeve;
1st, machine top board;2nd, lifting platform;3rd, support;4th, longeron;5th, lead screw shaft;6th, drift;7th, jumper bar;8th, annular slab;9th, in Hollow round column;10th, power push-pull bar;11st, push rod;12nd, interstage sleeve;13rd, connecting plate;14th, block;15th, limited block;16th, connecting rod; 17th, nut;18th, lengthened plate;19th, motor;20th, annular positioning groove;21st, roller carrier shaft bearing sleeve outer;22nd, roller carrier shaft bearing sleeve set Cylinder;
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Specific embodiment
A kind of roller carrier shaft bearing sleeve fitting machine, including forcing press, support 3, lifting platform 2 and machine top board 1, described support 3 and machine Top board 1 is fixedly connected by four vertical longerons 4 being uniformly distributed in 3 four jiaos of support, forms frame (referring to Fig. 2), lifting platform 2 Between support 3 and machine top board 1,2 four jiaos of lifting platform is provided with cavity, and four longerons 4 pass through lifting platform 2, support 3, lifting platform 2nd, the top and bottom of machine top board 1 are square and are parallel to each other, and the middle part of lifting platform 2 sets lead screw pair, the nut of lead screw pair and lifting Platform 2 is fixedly connected, and perpendicular to lifting platform 2, lead screw shaft 5 is fixed on support 3 and the bearing of machine top board 1 lead screw shaft 5 of lead screw pair, And be freely rotatable, lead screw shaft 5 is connected by actuating device with the motor 19 positioned at machine top board 1 top, is carried by motor 19 Dynamic lead screw shaft 5 left rotation and right rotation.The height of lifting platform 2 can be adjusted by the secondary lead screw shaft 5 of rotational lead screw.Bearing holder (housing, cover) is installed Four sides of the frame of machine are respectively provided with a forcing press, and press body is arranged in lifting platform 2, the drift 6 of forcing press and even The jumper bar 7 connecing drift 6 extends downwardly from lifting platform 2(referring to Fig. 1), drift 6 is cylinder (referring to Fig. 4), its external diameter and bearing holder (housing, cover) The internal diameter of sleeve is equal, and middle part is provided with tapped through hole, is threaded connection with jumper bar 7.It is provided with cushion collar, buffering outside drift 6 Set includes the equal annular slab of external diameter 8 and hollow circuit cylinder 9, the lower end of annular slab 8 and drift 6 top contact, the middle part of annular slab 8 Through jumper bar 7, the nut 17 that annular slab 8 passes through on jumper bar 7 is fixed on drift 6 top, and hollow circuit cylinder 9 is enclosed within outside drift 6 bottom Side, the external diameter of hollow circuit cylinder 9 is more than bearing holder (housing, cover) sleeve diameter.Connected by connecting rod 16 between annular slab 8 and hollow circuit cylinder 9, Connecting rod 16 is bolt, and the nut of bolt is limited block 15, and bolt passes through annular slab 8 and penetrates the top screw thread of hollow circuit cylinder 9 Hole, annular slab 8 can move up and down between the upper surface of the nut of bolt and hollow circuit cylinder 9, and bolt column is in annular slab 8 and cylinder Upper surface between outer end be cased with spring, be provided with six bolts between annular slab 8 and hollow circuit cylinder 9 altogether equidistantly symmetrical. The drift 6 of forcing press is vertical with support 3, and support 3 is provided with annular positioning groove 20 in corresponding position vertical with drift 6, and annular is fixed The center of position groove 20 and the axis coinciding of drift 6, the external diameter of annular positioning groove 20 is identical with the external diameter of porcelain body.Forcing press and annular Locating slot 20 is respectively four, is located at respectively outside the middle part of adjacent longeron 4.The forcing press of every one side and annular positioning groove 20 also set There is porcelain body fixing device (referring to Fig. 3), including power push-pull bar 10, connecting plate 13 and block 14, the push rod of power push-pull bar 10 11 ends are welded with connecting plate 13, and block 14 has two, is triangulo column, and its bottom surface is isosceles right triangle, two gears Block 14 surrounds right angle concave surface, and the side that connecting plate 13 is connected with block 14 is provided with the interstage sleeve 12 matching with block 14 profile, gear Block 14 is fixed in interstage sleeve 12 by the fastening bolt on interstage sleeve 12, and block 14 is located at interstage sleeve 12 with the outer face of body contacts Outward.Each sleeve fixture mechanism is four, and horizontal symmetry is distributed in the both sides of annular positioning groove 20 two-by-two, every a pair of fixing device Two right angle concave surfaces form clamping to porcelain body, fixing porcelain body, and the power push-pull bar 10 of one pair of which fixing device passes through lengthened plate 18 are fixedly connected with lifting platform 2, and positioned at the top of porcelain body, another power push-pull bar 10 to fixing device is fixing with support 3 even Connect, positioned at the bottom of porcelain body.
, all using pneumatic, each side of lifting platform 2 is equipped with this side power push-pull bar for power push-pull bar 10 and forcing press 10 and the pneumatic switch of forcing press.
When bearing holder (housing, cover) is installed, first porcelain body is placed in the annular positioning groove 20 of base it is ensured that porcelain body axle center and drift 6 Axis coinciding, turn on the power push-pull bar 10, is fixed porcelain body by block 14, and fixing device will be firm for porcelain body clamping it is ensured that bearing The alignment precision of set, prevents porcelain body occurred by impulse force crooked.Manually drift 6 is embedded in bearing holder (housing, cover) sleeve it is ensured that bearing holder (housing, cover) hangs down Straight not crooked, open motor 19, adjust the height of lifting platform 2 by lead screw pair, make the depressed position of drift 6 and bearing holder (housing, cover) Installation site matches.Opening pressure machine, drift 6 drives the downward punching press of bearing holder (housing, cover), makes bearing holder (housing, cover) outer surface extrusion embedding Enter porcelain body, during drift 6 backhaul, the hollow circuit cylinder 9 of cushion collar can be postponed to rise so that drift 6 climbs away axle by spring resistance During bearing sleeve, hollow circuit cylinder 9 still pushes down the epitaxy part of bearing holder (housing, cover) it is ensured that bearing holder (housing, cover) is not taken up by drift 6.Last closing presure machine and Power push-pull bar 10, takes off carrying roller.
After block 14 uses for a long time, it causes the positioning precision to porcelain body to reduce with the frayed deformation in body contacts face, Block 14 is fixed in interstage sleeve 12 by fastening bolt, realize block 14 replaceable it is ensured that the positioning precision of porcelain body.
This device adopts cube frame structure, and four sides of lifting platform are provided with four sets of bearing holder (housing, cover) installing mechanisms, all can enter The punching press of row bearing holder (housing, cover), device space utilization rate is high, can carry out the installation exercise of four bearing holder (housing, cover)s simultaneously, and working performance is high;Rise Fall platform can pass through leading screw adjustment highly it is adaptable to plurality of specifications carrying roller according to the specification of carrying roller;Upper and lower two pairs of fixing device energy Enough clamp porcelain body consolidates, and prevents porcelain body to be initially subject to run-off the straight during punching press it is ensured that the alignment precision of bearing holder (housing, cover) and porcelain body, reduces Defective products rate;Drift peripheral hardware cushion collar, using the cushioning effect of spring, realizes cushion collar continuation when drift departs from bearing holder (housing, cover) countershaft Bearing sleeve keeps lower pressure so that drift can smoothly be departed from it is ensured that bearing holder (housing, cover) is arranged in porcelain body with bearing holder (housing, cover), improves and installs effect Rate, reduces the scrappage of bearing holder (housing, cover).Apparatus of the present invention low cost of manufacture, reasonable in design, installation accuracy is high, greatly improves support The installation effectiveness of roll shaft bearing sleeve, has the characteristics that disposal ability is big, mounting finished product rate is high, reduces the labor intensity of workman, contracting The short manufacturing time of carrying roller, has very high practical value.

Claims (6)

1. a kind of roller carrier shaft bearing sleeve fitting machine it is characterised in that: include forcing press, support (3), machine top board (1), described support (3) it is fixedly connected by vertical longeron (4) with machine top board (1), also include lifting platform (2) and power lift, described lifting Platform (2) is located between support (3) and machine top board (1), and described support (3), lifting platform (2), machine top board (1) are parallel to each other, described Lifting platform (2) is realized vertically moving and positioning by power lift, and the lower end of described lifting platform (2) is fixedly connected one Individual pressure above machine, described forcing press includes cylinder body, jumper bar (7) and drift (6), the drift (6) of described forcing press and support (3) Vertically, the lower surface of described drift (6) is plane, and it is fixed that described support (3) is provided with annular in corresponding position vertical with drift (6) The axis coinciding of position groove (20), the center of described annular positioning groove (20) and described drift (6), described annular positioning groove (20) The external diameter that external diameter installs porcelain body with roller carrier shaft bearing sleeve is identical, is additionally provided with the fixing dress of porcelain body between described support (3) and lifting platform (2) Put;
Described porcelain body fixing device includes power push-pull bar (10), connecting plate (13) and block (14), described power push-pull bar (10) it is fixedly connected with connecting plate (13), described block (14) is two, is all fixedly connected with connecting plate (13), and symmetrical point Cloth, two blocks (14) surround right angle concave surface, and described fixing device is four, and horizontal symmetry is distributed in annular positioning groove two-by-two (20) both sides, two right angle concave surfaces of every a pair of fixing device form clamping to porcelain body, fixing porcelain body, the fixing dress of one pair of which The power push-pull bar (10) put is fixedly connected with lifting platform (2) by lengthened plate (18), positioned at the top of porcelain body, another to fixation The power push-pull bar (10) of device is fixedly connected with support (3), positioned at the bottom of porcelain body;
Described drift (6) is cylinder, is provided with cushion collar, described cushion collar includes being fixed on above described drift (6) outside it Annular slab (8), and be enclosed within the hollow circuit cylinder (9) of drift (6) lower outside, described annular slab (8) has vertical through hole, described Connecting rod (16) is penetrated, the lower end of described connecting rod (16) is fixedly connected with hollow circuit cylinder (9), described connecting rod in vertical through hole (16) upper end is provided with limited block (15), prevents annular slab (8) from deviating from from connecting rod (16), described connecting rod (16) is in annular slab (8) sheathed spring and hollow circuit cylinder (9) between, the external diameter of described drift (6) and the internal diameter of roller carrier shaft bearing sleeve sleeve are equal, described The internal diameter of hollow circuit cylinder (9) is less than the external diameter of roller carrier shaft bearing sleeve outer.
2. a kind of roller carrier shaft bearing sleeve fitting machine according to claim 1 is it is characterised in that described power lift is silk Thick stick pair, described lead screw pair is located at the middle part of lifting platform (2), and the nut of described lead screw pair is fixedly connected with described lifting platform (2), institute Perpendicular to lifting platform (2), described lead screw shaft (5) is fixed on support (3) and the axle of machine top board (1) to the lead screw shaft (5) stating lead screw pair Hold, and be freely rotatable;The top of described machine top board (1) is provided with motor (19), and described motor (19) is filled by transmission Put and be connected with described lead screw shaft (5), and lead screw shaft (5) can be driven to rotate.
3. a kind of roller carrier shaft bearing sleeve fitting machine according to claim 1 is it is characterised in that described support (3), lifting platform (2), machine top board (1) be square, described vertical longeron (4) be four, be uniformly distributed in the corner of support (3), described pressure Machine and annular positioning groove (20) are respectively four, are located at respectively outside the middle part between neighboring vertical longeron (4).
4. a kind of roller carrier shaft bearing sleeve fitting machine according to claim 1 it is characterised in that described connecting plate (13) with gear The side that block (14) connects is provided with the interstage sleeve (12) matching with block (14) profile, and described block (14) is passed through on interstage sleeve (12) Bolt be fixed in interstage sleeve (12), described block (14) is located at interstage sleeve (12) outward with the outer face of body contacts.
5. a kind of roller carrier shaft bearing sleeve fitting machine according to claim 1 it is characterised in that described block (14) be triangular prism, Described trequetrous bottom surface is isosceles right triangle.
6. a kind of roller carrier shaft bearing sleeve fitting machine according to claim 1 it is characterised in that described connecting rod (16) be six, It is uniformly distributed.
CN201510110736.9A 2015-03-14 2015-03-14 Carrier roller and bearing housing mounting machine CN104646999B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510110736.9A CN104646999B (en) 2015-03-14 2015-03-14 Carrier roller and bearing housing mounting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510110736.9A CN104646999B (en) 2015-03-14 2015-03-14 Carrier roller and bearing housing mounting machine

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CN104646999B true CN104646999B (en) 2017-02-01

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Publication number Priority date Publication date Assignee Title
CN105402565B (en) * 2015-11-20 2017-08-08 江西盛泰光学有限公司 A kind of liftable rotating device for image test
CN105773107B (en) * 2016-04-19 2017-12-05 湖州核华环保科技有限公司 Carrying roller assembly tooling
CN106141634A (en) * 2016-07-16 2016-11-23 太原工业学院 Closed bilateral compresses torr roll assembly device
DE102017211385A1 (en) * 2017-07-04 2019-01-10 Mahle International Gmbh Process for producing a roller bearing

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CN200995320Y (en) * 2006-12-25 2007-12-26 重庆宗申技术开发研究有限公司 Casing bearing pressing mould of engine for motorcycle
CN101733627B (en) * 2008-11-25 2011-07-06 海洋王照明科技股份有限公司 Press-mounting machine
CN201960326U (en) * 2011-02-18 2011-09-07 张新 Multifunctional pillar pin and bearing disassembling and assembling device
CN102248399B (en) * 2011-07-14 2013-03-20 姚牧 Roll forming machine for combined stator
CN204603711U (en) * 2015-03-14 2015-09-02 河北骥驰耐磨材料有限公司 A kind of roller carrier shaft bearing sleeve fitting machine

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