CN104191357B - Cylinder jacket clamp - Google Patents
Cylinder jacket clamp Download PDFInfo
- Publication number
- CN104191357B CN104191357B CN201410356710.8A CN201410356710A CN104191357B CN 104191357 B CN104191357 B CN 104191357B CN 201410356710 A CN201410356710 A CN 201410356710A CN 104191357 B CN104191357 B CN 104191357B
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- CN
- China
- Prior art keywords
- upper cover
- fore
- cover body
- cylinder jacket
- pressing plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a kind of cylinder jacket clamp, with cylindrical grinder with the use of.Having the mandrel of screw rod including upper end, mandrel arranges upper cover, upper cover includes the upper cover body of a spill, the nut that the center hinged of upper cover body coordinates with screw rod, is fixedly connected with ratchet in the upper cover body of nut lower end；Being evenly arranged with at least two fore-set of through sidewall on the sidewall of upper cover body, fore-set is socketed with spring, fore-set stretches out the one end outside upper cover body sidewall and is provided with pressing plate, and fore-set is relative to upper cover body snug engagement；Ratchet outer rim is provided with the cam edge corresponding with fore-set quantity, and the peak position of cam edge makes pressing plate corresponding outside cylinder jacket end face outer rim, and the lowest point of cam edge makes pressing plate corresponding within cylinder jacket end face internal diameter.Use the fixture of present configuration, only need to loosen or clamp nut, cylinder jacket can be unloaded on fixture and load compression so that the clamping time of handling cylinder jacket is greatly shortened, and raises labour efficiency.
Description
Technical field
The present invention relates to the technological equipment used in a kind of mechanical processing process, during a kind of grinding cylinder jacket, be used for the fixture of clamping cylinder jacket.
Background technology
Cylinder jacket takes advantage of a thin-wall sleeve in cylinder, and its wall is the thinnest, and requires that dimensional accuracy and fineness are the highest.The cylindrical of cylinder jacket needs through grinding.During grinding, need cylinder jacket to be installed on the fixture of a mandrel form.
Current fixture is usually split type hold down gag, as it is shown in figure 1, it includes the mandrel 1 of a bottom band boss, cylinder jacket is enclosed within mandrel when being installed.Mandrel upper end is additionally provided with the screw rod connected as one with mandrel, screw rod puts a gland 2, is then compressed by gland with a locking nut on gland again, and such cylinder jacket is secured on fixture.Be also provided with a post being installed heart carrier on the screw rod of mandrel upper end in the lower end installing heart carrier 4(mandrel sometimes), it is possible to by whole fixture together with cylinder jacket be arranged on cylindrical grinder top on carry out grinding.
Use fixture as shown in Figure 1 be installed cylinder jacket time, first mandrel need to be erected on workbench, cylinder jacket is inserted in, then gland is pressed, then it is inserted in locking nut, after tightening, heart carrier is inserted in mandrel, tighten the screw rod of heart carrier, heart carrier is fixed, complete fixture clamping.The most every time during handling part, it is necessary to through " unloading " and " dress " two operations, just can complete unloading and loading work of part, all must pull down during being somebody's turn to do and load gland and locking nut, inefficient.In cargo handling process, the assembling of total gland, tightening of locking nut, the fixing and bolt of heart carrier the work step such as tighten, and the heavier-weight of gland (about more than 20 jin), the most laborious during assembling.
Summary of the invention
When the technical issues that need to address of the present invention are to provide a kind of grinding cylinder jacket, it is possible to the clamp of the dismounting that is installed easily.
For solving above-mentioned technical problem, the technical solution adopted in the present invention is:
Cylinder jacket clamp, it is fixed with the mandrel of screw rod with boss upper end center position including bottom, described mandrel upper end is provided with upper cover, described upper cover includes the upper cover body of a spill, the center hinged one of upper cover body coordinates the nut coordinated with the screw rod on mandrel rotated with upper cover body, is fixedly connected with ratchet in the upper cover body of nut lower end；The sidewall of upper cover body is evenly arranged with the inner fore-set with round end of at least two of through sidewall, the spring being socketed on fore-set it is provided with between round end and upper cover body inwall, fore-set stretches out the one end outside upper cover body sidewall and is provided with pressing plate, and fore-set is relative to upper cover body snug engagement；Described ratchet outer rim is provided with the cam edge corresponding with fore-set quantity, and the peak position of cam edge makes pressing plate corresponding outside cylinder jacket end face outer rim, and the lowest point of cam edge makes pressing plate corresponding within cylinder jacket end face internal diameter.
The present invention further improvement is that: the cam edge in described ratchet outer rim, fore-set, pressing plate are respectively provided with three and uniform at circumferencial direction.
The present invention further improvement is that: described pressing plate is the circular arc plate being fixed on fore-set outer end, and the radian of pressing plate is corresponding with cylinder liner diameter.
The present invention further improvement is that: described fore-set is cylinder, is provided with slide block in the inner side of the outer end clamp plate of fore-set, and slide block is matched with in the chute of upper cover body side.
Owing to have employed technique scheme, the technological progress that the present invention obtains is:
Use the fixture of present configuration so that the clamping time of handling cylinder jacket is greatly shortened, and raises labour efficiency.The present invention is not required to unload upper cover, only needs loose nut, and within pressing plate can be made to be retracted into the endoporus of cylinder jacket, such cylinder jacket does not the most stop on fixture, in that context it may be convenient to unloads and loads.After cylinder jacket is inserted in the mandrel of fixture, it is rotated down nut, nut drives pawl wheel, flange pulley on ratchet is permanently connected to coordinate with the round end on fore-set, pushes fore-set and be displaced outwardly during pawl wheel, and pressing plate reaches the endface position of cylinder jacket, while pressing plate stretches out, whole upper cover also screw rod down along mandrel upper end under the drive of nut moves down, so pressing plate is just pressed on the end face of cylinder jacket, cylinder jacket is compressed, is installed complete.Mandrel two ends are also fitted with center hole and the heart carrier coordinated with cylindrical grinder, after cylinder jacket being installed on fixture, so that it may load grinding machine and carry out grinding.Use the present invention can shorten the time of being installed, reduce labor intensity, improve production efficiency.
The nut of the present invention is connected to one with ratchet, the round end of fore-set under the pressure effect of spring all the time cam edge with ratchet coordinate；Round end and cam edge are usually point cantact, reduce frictional force between the two.Fore-set and pressing plate are circumferentially uniformly arranged, and can make cylinder jacket uniform force, be not likely to produce deformation.
The slide block arranged between fore-set and pressing plate, slide block along the axial sliding fit of fore-set, is possible to prevent pressing plate axially to produce relative to fore-set and rotates in the chute of upper cover body.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the fixture of background technology；Wherein: 1, mandrel, 2, gland, 3, locking nut, 4, heart carrier.
Fig. 2 is the agent structure schematic diagram of the fixture of the present invention；Fig. 3 is the plan structure schematic diagram of the upper cover of the present invention；Fig. 4 be the upper cover of the present invention look up structural representation；Fig. 5 is the cross-sectional schematic of the upper cover of the present invention.Wherein, 1, mandrel, 4, heart carrier, 5, cylinder jacket, 6, boss, 7, upper cover body, 8, pressing plate, 9, nut, 10, ratchet, 11, fore-set, 12, spring, 13, round end, 14, slide block.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further details:
Cylinder jacket clamp, as shown in Figure 2-5, including a mandrel 1, the external diameter of mandrel 1 coordinates with inner diameter of cylinder sleeve.The bottom of mandrel 1 is provided with band center point axle with boss 6, boss 6 center below, end axle installs heart carrier 4.The upper end center position of mandrel 1 is fixed with screw rod, is set with a upper cover in the screw rod of mandrel 1 upper end, and upper cover is arranged above with heart carrier 4.Described upper cover includes that a upper cover body 7, upper cover body 7 are the spill of back-off, and the center of upper cover body 7 is porose, a hinged nut 9 in hole, nut 9 and the threaded engagement on screw rod.Nut 9 is connected to one with a ratchet 10 after the centre bore of upper cover body, nut 9 can rotate relative to upper cover body 7 with ratchet 10, and closely cooperates with upper cover body, as shown in Figure 5, when nut 9 rotates and rises along screw rod or decline, drive the lifting of whole upper cover one.Nut 9 is positioned at above upper cover body 7, and ratchet 10 is positioned at the spill below upper cover body 7.Being evenly arranged with at least two fore-set 11 on the sidewall of upper cover body 7, in accompanying drawing 3,4, fore-set 11 is three be uniformly distributed along the circumference.The sidewall of the through upper cover body of fore-set, the sidewall of upper cover body is provided with slide opening, and fore-set is through in slide opening.The inner of fore-set with pressing plate 8, the fore-set between upper cover body 7 inwall and between round end 13 is socketed with spring 12 with round end 13, the outer end of fore-set, and pressing plate 8 is positioned at the outside of upper cover body 7, and round end 13 is positioned at the inside of upper cover body 7.Fore-set 11 is slidably matched in the slide opening of upper cover body 7 sidewall.The fore-set of the present embodiment is cylindrical, spring 12 is cylindrical helical spring, it is additionally provided with slide block 14 in the inner side of the outer end clamp plate 8 of fore-set 11, chute is also had on the periphery of upper cover body 7, as shown in Figure 5, slide block 14 is matched with in the chute of upper cover body 7 side, prevents fore-set, pressing plate self from producing and rotates, makes pressing plate not press tightly cylinder jacket.Certainly, the push rod of the present invention and can be designed to cross section be square or triangle, upper cover body 7 sidewall is also equipped with corresponding square hole or tri-angle-holed.
Ratchet 10 outer rim of the present invention is provided with the cam edge corresponding with fore-set 11 quantity, and in the present embodiment, the cam edge in ratchet 10 outer rim, fore-set 11, pressing plate 8 are all provided with being set to three, and uniform at circumferencial direction.So cylinder jacket pressurized ratio is more uniform.Round end 13 on fore-set 11 contacts cooperation with cam edge, and the peak position of cam edge can make the external diameter that pressing plate 8 exceeds by driving push rod, arrives outside cylinder jacket end face outer rim；Within the lowest point of cam edge can make pressing plate 8 be retracted into the bore inner diameter of cylinder jacket, not at the end face stopping cylinder jacket.Ratchet and the appearance and size of cam edge, reserve the space that cylinder jacket comes in and goes out, when pressing plate stretches out, can be that pressing plate is pressed on cylinder jacket end face when can retract with pressing plate.
The pressing plate 8 of the present invention is circular arc plate, and the radian of pressing plate 8 is corresponding with cylinder liner diameter.Pressing plate 8 is fixed on the outer end of fore-set 11, is provided with slide block 14 between pressing plate 8 and fore-set 11.
When using the present invention, using spanner to rotate nut, nut and ratchet are integral type structure, nut rotarily drives ratchet and rotates, and fore-set is ejected after rotating by ratchet, and fore-set is extended out by band dynamic pressure plate after jack-up, thus compress cylinder sleeve end face, then heart carrier is inserted in mandrel, complete the location of cylinder sleeve.
When the round end of fore-set arrives the minimum point of cam edge, pressing plate is also at diametric minimum point, and now, cylinder sleeve can take out in the case of not taking off gland, saves manpower and man-hour.Along with the rotation of ratchet, fore-set is ejected by cam edge, and cylinder sleeve can be pushed down by pressing plate, completes location, starts processing.
Claims (4)
1. cylinder jacket clamp, it is fixed with the mandrel (1) of screw rod with boss (6) upper end center position including bottom, it is characterized in that: described mandrel (1) upper end is provided with upper cover, described upper cover includes the upper cover body (7) of a spill, the center hinged one of upper cover body (7) coordinates the nut (9) coordinated with the screw rod on mandrel (1) rotated with upper cover body (7), is fixedly connected with ratchet (10) in nut (9) lower end upper cover body (7)；The sidewall of upper cover body (7) is evenly arranged with the inner fore-set (11) with round end (13) of at least two of through sidewall, the spring (12) being socketed on fore-set (11) it is provided with between round end (13) and upper cover body (7) inwall, fore-set (11) stretches out the one end outside upper cover body (7) sidewall and is provided with pressing plate (8), fore-set (11) upper cover body (7) snug engagement relatively；Described ratchet (10) outer rim is provided with the cam edge corresponding with fore-set (11) quantity, the peak position of cam edge makes pressing plate (8) corresponding outside cylinder jacket end face outer rim, and the lowest point of cam edge makes pressing plate (8) corresponding within cylinder jacket end face internal diameter.
Cylinder jacket clamp the most according to claim 1, it is characterised in that the cam edge in described ratchet (10) outer rim, fore-set (11), pressing plate (8) are respectively provided with three and uniform at circumferencial direction.
Cylinder jacket clamp the most according to claim 1, it is characterised in that described pressing plate (8) is the circular arc plate being fixed on fore-set (11) outer end, and the radian of pressing plate (8) is corresponding with cylinder liner diameter.
4. according to the cylinder jacket clamp described in any one of claims 1 to 3, it is characterized in that described fore-set (11) is for cylinder, be provided with slide block (14) in the inner side of the outer end clamp plate (8) of fore-set (11), slide block (14) is matched with in the chute of upper cover body (7) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410356710.8A CN104191357B (en) | 2014-07-25 | 2014-07-25 | Cylinder jacket clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410356710.8A CN104191357B (en) | 2014-07-25 | 2014-07-25 | Cylinder jacket clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104191357A CN104191357A (en) | 2014-12-10 |
| CN104191357B true CN104191357B (en) | 2016-09-07 |
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ID=52076804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410356710.8A Active CN104191357B (en) | 2014-07-25 | 2014-07-25 | Cylinder jacket clamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN104191357B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105549073A (en) * | 2015-12-21 | 2016-05-04 | 重庆璀陆探测技术有限公司 | Mechanical adherent flexible coupling probe for geological detection |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6966562B1 (en) * | 2001-05-31 | 2005-11-22 | Wienhold James L | Multiple mode chuck |
| EP1533057B1 (en) * | 2003-11-14 | 2007-06-13 | A & M Electric Tools GmbH | Toolholder of a power tool, particularly a screwdriver |
| CN203210021U (en) * | 2013-03-08 | 2013-09-25 | 王越敏 | Locating supporting device for lathe |
| CN203438014U (en) * | 2013-07-08 | 2014-02-19 | 河北华北柴油机有限责任公司 | Air cylinder sleeve external grinding clamping device |
| CN203448701U (en) * | 2013-07-16 | 2014-02-26 | 泉州佰源机械科技股份有限公司 | Finish turning clamp used in middle adjustment core of circular knitting machine |
| CN204149015U (en) * | 2014-07-25 | 2015-02-11 | 河北华北柴油机有限责任公司 | Cylinder jacket clamp |
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2014
- 2014-07-25 CN CN201410356710.8A patent/CN104191357B/en active Active
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| Publication number | Publication date |
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| CN104191357A (en) | 2014-12-10 |
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