CN209342019U - A kind of Whole oiless idling press piston testing apparatus for verticality - Google Patents

Abstract

A kind of Whole oiless idling press piston testing apparatus for verticality provided by the utility model includes: bottom plate, mounting table, measuring mechanism, sliding block, sliding rack, support frame, contradicts measuring mechanism.The mounting table, the sliding rack, support frame as described above and ruler equipped with vertical pin are set gradually at the top of the bottom plate, be slidably connected the sliding block on the sliding rack, the connection measuring mechanism is horizontally rotated on the sliding block, be slidably connected two conflict measuring mechanisms on support frame as described above, and the ruler is arranged between two conflict measuring mechanisms.Whole oiless idling press piston testing apparatus for verticality provided by the utility model is able to detect the verticality of piston end surface and side, detects the verticality of piston pin hole and side.

Description

A kind of Whole oiless idling press piston testing apparatus for verticality

Technical field

The utility model relates to piston detection clothing arts more particularly to a kind of Whole oiless idling press piston measuring for verticality Device.

Background technique

Piston is moving component important in air compressor machine, and piston moves back and forth in cylinder ceaselessly under the drive of connecting rod The process for carrying out air-breathing, calming the anger and being vented.

The precision of piston production influences the movement of the cylinder inner wall and connecting rod that connect with the piston, when piston makes, The verticality of the verticality of end face and side, piston pin hole and side is even more important, if the verticality of its end face and side is missed Difference is excessive, and the phenomenon it also occur that piston is taken blame for others causes the damage to cylinder；In another aspect, two end faces of piston are processing balls Therefore reference plane when nest if two end faces of piston and the verticality of side are bad, also will affect the machining accuracy of ball-and-socket And the verticality of piston pin hole and side, and the perpendicularity difference of piston pin hole and side, the connecting rod position of connection can be made to occur Deviation, air compressor machine are easy to produce the danger of the disconnected bar of connecting rod when working, and the force component perpendicular to connecting rod direction is generated on connecting rod, So that the aggravation that rubs between piston and cylinder.

Therefore a kind of device is needed to carry out verticality, piston pin hole and the side of end face and side to the piston produced Measuring for verticality.

Utility model content

In order to solve the above technical problems, the utility model provides, a kind of can either to measure piston end surface vertical with side Degree, and it is capable of measuring the Whole oiless idling press piston testing apparatus for verticality of piston pin hole Yu side verticality.

A kind of Whole oiless idling press piston testing apparatus for verticality, including bottom plate, the top surface of the bottom plate set gradually water Flat mounting table, vertical sliding rack and vertical support frame, wherein

Cavity is set inside the mounting table, and the top surface of the mounting table is horizontally disposed, the top surface setting of the mounting table The venthole of multiple connection cavitys, the side setting of the mounting table are connected to the gas-tpe fitting of the cavity；

Elongated slot is arranged in the sliding rack along its length, and sliding block, level on the sliding block are slidably connected in the elongated slot It is rotatably connected to measuring mechanism；

Two side frames in " Contraband " shape are arranged towards the side of the sliding rack in support frame as described above, and support frame as described above is backwards to institute The side for stating sliding rack is vertically and fixedly provided with pin, and the pin is set between two side frames, slides on support frame as described above It is connected with slide bar, positive stop strip is set on the slide bar, one end of the slide bar is fixed with jacking block, and the side of the jacking block is in circular arc Positioning column, the side frame is arranged through the end of the side frame in shape, the other end fixed connecting rod of the slide bar, the connecting rod Spring is set in the connecting rod between the slide bar, ruler is set between two positioning columns.

Preferably, drive screw is rotatably connected in the elongated slot vertically, the drive screw runs through and the cunning that is spirally connected The top of block, the drive screw through the sliding rack and is fixedly connected with runner, and crank is arranged on the runner.

Preferably, the measuring mechanism includes surveying table, ball pin set, telescopic rod and loop bar, is horizontally rotated on the sliding block The loop bar is connected, the loop bar slidably connects the telescopic rod, and the ball pin set is arranged in the end of the telescopic rod, described Ball pin set connects the survey table, and the survey table rotation contradicts the ruler.

Preferably, the loop bar, which runs through, is bolted with the first fastening bolt, described in the end conflict of first fastening bolt Telescopic rod, through second fastening bolt that is spirally connected, the end of second fastening bolt contradicts on the survey table ball pin set Ball link.

Preferably, rotating hole is arranged in one end of the ruler, and the other end of the ruler has along the ruler length direction The sliding slot of setting, a positioning column are rotationally connected with the rotating hole, another described positioning column is slidably connected to described In sliding slot.

Preferably, the diameter of the positioning column is equal to the diameter of the rotating hole, and the diameter of the positioning column is equal to described The width of sliding slot.

Preferably, the side of the jacking block is arc-shaped blade-like.

Preferably, scale is set on the sliding rack.

Compared with the relevant technologies, Whole oiless idling press piston testing apparatus for verticality provided by the utility model has such as It is lower the utility model has the advantages that

Whole oiless idling press piston testing apparatus for verticality provided by the utility model, the end face for the piston that end face is completed Vacuum is negative inhale by way of being fixed on the mounting table tightly then will be vertical so that the end face of piston is horizontally disposed The measuring mechanism that can be slided contradicts the side of piston, and the mobile sliding block drives the measuring mechanism traverse measurement piston The verticality of side avoids the clamping mode of fixture from causing to damage to piston structure using the negative fixed form inhaled of vacuum, so that living The secured of fixation is filled in, and easy to operate pick and place is easy；The piston pin hole of piston is plugged in the pin of adaptation, described in two Jacking block all contradicts the side wall of piston, since two jacking block sides are in the arc-shaped, and piston side wall and two jacking blocks Circular arc side all coincide so that the side wall of piston is parallel to the ruler, by rotating the measuring mechanism, so that the survey Measuring mechanism contradicts the ruler and measures the verticality of the ruler to obtain the piston pin hole of piston and the verticality of side, institute The setting for stating positive stop strip guarantees that two jacking blocks are horizontally disposed with always, and the side frame cooperates the spring to enable the jacking block Enough automatic conflict piston side walls, and the state contradicted is kept, so that the position of the ruler keeps stablizing, it is convenient to the ruler It measures.

In addition, by rotating the rotation of drive screw described in the driven by rotating wheel, and then drive the sliding block mobile, when use Convenient operation and control；The survey table is covered by the ball pin to be connected, so that the survey epitope, which sets adjustment, higher freedom degree, side Just it being selected according to different measurement situations, the survey table is connected by the telescopic rod with loop bar, so that the survey table Position adjustment is more free, facilitates the position according to different measurement situation selection survey tables；The side of the jacking block is arc-shaped Blade-like, so that being that camber line contacts always between the jacking block and piston, regardless of the verticality of the piston side, piston Side can coincide always with the arc-shaped blade-like, so that the side of piston is parallel to the ruler, the sliding Scale is set on frame, facilitates the length for obtaining the movement of the survey table, is convenient for measuring the verticality of side wall.

Detailed description of the invention

Fig. 1 is a kind of preferred embodiment of Whole oiless idling press piston testing apparatus for verticality provided by the utility model Structural schematic diagram；

Fig. 2 is a kind of preferred embodiment of Whole oiless idling press piston testing apparatus for verticality provided by the utility model Structural schematic diagram；

Fig. 3 is the enlarged diagram of structure in dotted line frame shown in fig. 1 or fig. 2；

Fig. 4 is the structural schematic diagram shown in fig. 1 or fig. 2 for contradicting measuring mechanism.

Figure label: 1, bottom plate, 2, mounting table, 21, gas-tpe fitting, 22, venthole, 3, measuring mechanism, 31, survey table, 32, Ball pin set, the 321, second fastening bolt, 33, telescopic rod, 34, loop bar, the 341, first fastening bolt, 4, sliding block, 5, sliding rack, 51, drive screw, 52, runner, 6, support frame, 61, side frame, 62, pin, 7, conflict measuring mechanism, 71, jacking block, 72, slide bar, 73, positive stop strip, 74, connecting rod, 75, positioning column, 8, spring, 9, ruler.

Specific embodiment

The utility model is described in further detail with embodiment with reference to the accompanying drawing.

Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are please referred to, wherein Fig. 1 is living for Whole oiless idling press provided by the utility model Fill in a kind of structural schematic diagram of preferred embodiment of testing apparatus for verticality；Fig. 2 is oil-free pneumatics provided by the utility model A kind of structural schematic diagram of preferred embodiment of machine piston testing apparatus for verticality；Fig. 3 is in dotted line frame shown in fig. 1 or fig. 2 The enlarged diagram of structure；Fig. 4 is the structural schematic diagram shown in fig. 1 or fig. 2 for contradicting mechanism.

Embodiment one

As shown in fig.1, the 1 rectangular plate structure of bottom plate, the fixed rectangular-shape in the side of 1 top surface of bottom plate The mounting table 2, the top surface of the mounting table 2 is horizontally disposed, and the mounting table 2 is for placing piston, in the mounting table 2 Cavity is arranged in portion, and the venthole 22 of multiple connection cavitys, the side of the mounting table 2 is arranged in the top surface of the mounting table 2 The gas-tpe fitting 21 for being connected to the cavity is set, and the gas-tpe fitting 21 connects Negative pressure machine.

The fixed vertical sliding rack 5 in the middle part of the top surface of the bottom plate 1, the sliding rack 5 are arranged along its length Elongated slot slidably connects sliding block 4 in the elongated slot, and the sliding rack 5 is upper along its length to be arranged scale, conveniently checks the cunning The mobile distance of block 4 is rotatably connected to drive screw 51 in the elongated slot vertically, and the drive screw 51 runs through and is spirally connected described The top of sliding block 4, the drive screw 51 through the sliding rack 5 and is fixedly connected with runner 52, is arranged on the runner 52 Crank horizontally rotates on the sliding block 4 and connects the cylindrical loop bar 34, and the loop bar 34 slidably connects described flexible The ball pin set 32 is arranged in bar 33, the end of the telescopic rod 33, and the ball pin set 32 passes through the spherical shape for surveying 31 side of table Connector connects the survey table 31, the telescopic rod 33 that stretches, the position angle for rotating the survey table 31 survey table 31, institute It states the loop bar 34 and contradicts the telescopic rod through the first fastening bolt 341, the end of first fastening bolt 341 is bolted with 33, the ball pin set 32 contradicts the survey table through second fastening bolt 321 that is spirally connected, the end of second fastening bolt 321 Ball link on 31.

The fixed vertical support frame as described above 6 in the other side of the bottom plate 1, support frame as described above 6 towards the sliding rack 5 one Two side frames 61 in " Contraband " shape are arranged in side, and two side frames 61 are horizontally disposed, and two side frames 61 are vertically aligned, described Backwards to the side vertical retainer pin column 62 of the sliding rack 5, the pin 62 is set between two side frames 61 support frame 6 Support frame as described above 6 on, the pin 62 is used for the piston pin hole of grafting piston, and the diameter of the pin 62 is equal to piston pin The diameter in hole, be slidably connected on support frame as described above 6 the conflict measuring mechanism 73, and the conflict measuring mechanism 73 includes jacking block 71, slide bar 72, positive stop strip 73, connecting rod 74 and positioning column 75 slidably connect slide bar 72, the slide bar on support frame as described above 6 72 is horizontally disposed, and positive stop strip 73 is arranged on the slide bar 72, and one end of the slide bar 72 is fixed with jacking block 71, the jacking block 71 Side is arc-shaped blade-like, the other end fixed connecting rod 74 of the slide bar 72, and the connecting rod 74 runs through the side frame 61, Positioning column 75 is arranged in the end of the connecting rod 74, and spring 8, the bullet are fixedly installed between the side frame 61 and the slide bar 72 Spring 8 is socketed in the connecting rod 74, setting ruler 9 between two positioning columns 75, the 9 thickness 6mm-10mm of ruler, One end of the ruler 9 is arranged rotating hole, and the other end of the ruler 9 has a sliding slot along 9 length direction of ruler setting, and one A positioning column 75 is rotationally connected with the rotating hole, another described positioning column 75 is slidably connected in the sliding slot, institute The diameter for stating positioning column 75 is equal to the diameter of the rotating hole, and the diameter of the positioning column 75 is equal to the width of the sliding slot, and The ruler 9 has certain thickness, and position is stablized when the ruler 9 being enabled to be connected to the positioning column 75.

Embodiment two

As shown in fig.2, the 1 rectangular plate structure of bottom plate, the side of 1 top surface of bottom plate is rotatablely connected through circle The top surface of the mounting table 2 of angle processing, the mounting table 2 is horizontally disposed, is fixed with locating ring on the mounting table 2, described The shaft of locating ring and the mounting table 2 is coaxially disposed, and shape matches piston cross-section face shape, the mounting table in the locating ring 2 place piston, and cavity is arranged inside the mounting table 2, and multiple connections are arranged in the top surface of the mounting table 2 in the locating ring The venthole 22 of the cavity, the side setting of the mounting table 2 are connected to the gas-tpe fitting 21 of the cavity, the gas-tpe fitting 21 connection Negative pressure machines.When measuring piston end surface and piston side out of plumb, the mounting table 2 is rotated, the piston is driven to turn It is dynamic, so that the survey table 31 circumferentially measures piston side, determine that the piston side makes the 31 numerical value extreme value of survey table Two o'clock measures the end face of piston and the precise perpendicularity degree of side so that surveying table 31 using the point as starting point movement.And with embodiment one The structure of the mounting table 2, needs gradually to adjust the angle of the piston of placement, until numerical value is with movement when the survey table 31 is mobile Distance changes linearly.

Remaining portion structure is identical as one structure of embodiment.

The use principle of Whole oiless idling press piston testing apparatus for verticality provided by the utility model is as follows:

The end face of piston is placed on the mounting table 2, Negative pressure machine is connected for the sky by the gas-tpe fitting 21 Intracavitary gas, which siphons away, to be tightly adsorbed in piston on the mounting table 2, and the end face of piston is horizontally disposed at this time, described stretch of stretching Contracting bar 33, the rotation position angle for surveying the survey table 31 of table 31, so that the side wall surveyed table 31 and contradict piston；For Embodiment one determines whether measurement piston end surface is vertical between side, needs to rotate the runner 52 and drives the drive screw 51 Rotation, so that 4 vertical shift of sliding block is driven, further, 31 vertical shift of survey table, if piston end surface and side Vertically, the numerical value for surveying table 31 is constant, if piston end surface and side out of plumb, the numerical value change for surveying table 31；Work as work Plug end face and side out of plumb further need to determine the verticality of piston end surface and side, need to adjust repeatedly be fixed on it is described The position of piston on mounting table 2, the survey table 31 vertical shift repeatedly, until the numerical value change on the survey table 31 is with movement Distance changes linearly, and determines piston end surface and side according to the value of the numerical value change in the value of moving distance and the survey table 31 Verticality exact value；Whether measurement piston end surface, which vertical can rotate the runner 52 between side, is determined for embodiment two The drive screw 51 is driven to rotate, so that 4 vertical shift of sliding block is driven, further, 31 vertical shift of survey table, If piston end surface is vertical with side, the numerical value for surveying table 31 is constant, if piston end surface and side out of plumb, described in rotation Mounting table 2 determines the extreme value place of the numerical value change of the survey table 31, so that surveying table 31 using the point as starting point vertical shift, root The verticality exact value of piston end surface and side is determined according to the value of the numerical value change on the value of moving distance and the survey table 31；It is right In embodiment two determine measurement piston end surface between side whether it is vertical can also rotate the mounting table 2, on the survey table 31 Numerical value change, then piston end surface and side out of plumb, the numerical value surveyed on table 31 is constant, then piston end surface and side are hung down Directly.

Piston pin hole is plugged on the pin 62, piston is pushed to support frame as described above 6, so that the side of the piston Upper and lower ends contradict the jacking block 71, and the arc-shaped blade-like of the side of the piston and the jacking block 71 is kissed It closes, so that the side of the piston is parallel to the ruler 9, the telescopic rod 33 that stretches, the rotation survey table 31 survey The position angle of table 31 rotates the runner 52 and drives 51 turns of the drive screw so that the survey table 31 contradicts the ruler 9 It is dynamic, to drive 4 vertical shift of sliding block, further, 31 vertical shift of surveys table, according to the survey table 31 move away from From value and the survey table 31 on the value of numerical value change determine the verticality exact value of piston piston pin hole and side；

Whole oiless idling press piston testing apparatus for verticality provided by the utility model, the end face for the piston that end face is completed Vacuum is negative inhale by way of being fixed on the mounting table 2 tightly then will be vertical so that the end face of piston is horizontally disposed The measuring mechanism 3 that can be slided contradicts the side of piston, and the mobile sliding block 4 drives 3 traverse measurement of measuring mechanism The verticality of piston side is avoided the clamping mode of fixture from causing to damage to piston structure, is made using the negative fixed form inhaled of vacuum The secured of piston fixation is obtained, and easy to operate pick and place is easy；The piston pin hole of piston is plugged in the pin 62 of adaptation, two A jacking block 71 all contradicts the side wall of piston, since two 71 sides of jacking block are in the arc-shaped, and piston side wall and two The circular arc side of a jacking block 71 all coincide, so that the side wall of piston is parallel to the ruler 9, by rotating the measuring machine Structure 3, so that the measuring mechanism 3 contradicts the ruler 9 and measures the verticality of the ruler 9 to obtain the piston pin hole of piston With the verticality of side, the setting of the positive stop strip 73 guarantees that two jacking blocks 71 are horizontally disposed with always, and the side frame 61 is matched Closing the spring 8 enables the jacking block 71 to contradict piston side wall automatically, and keeps the state contradicted, so that the ruler 9 Position keep stablizing, it is convenient that the ruler 9 is measured.

In addition, driving the drive screw 51 to rotate by rotating the runner 52, and then drive the sliding block 4 mobile, Convenient operation and control when use；The survey table 31 by the ball pin set 32 connection so that 31 position of survey table adjustment have compared with High freedom degree facilitates and is selected according to different measurement situations, and the survey table 31 passes through the telescopic rod 33 and loop bar 34 Connection facilitates the position according to different measurement situation selection survey tables 31 so that the position adjustment for surveying table 31 is more free； The side of the jacking block 71 is arc-shaped blade-like, so that being that camber line contacts always between the jacking block 71 and piston, regardless of institute State piston side verticality how, piston side can coincide always with the arc-shaped blade-like, so that piston Side is parallel to the ruler 9, and scale is arranged on the sliding rack 5, facilitates the length for obtaining the movement of the survey table 31, convenient Measure the verticality of side wall.

The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in Other relevant technical fields, are also included in the patent protection scope of the utility model.

Claims (8)

1. a kind of Whole oiless idling press piston testing apparatus for verticality, which is characterized in that including bottom plate (1), the bottom plate (1) Top surface sets gradually horizontal mounting table (2), vertical sliding rack (5) and vertical support frame (6), wherein

Cavity is set inside the mounting table (2), and the top surface of the mounting table (2) is horizontally disposed, the top surface of the mounting table (2) The venthole (22) of multiple connection cavitys is set, and the tracheae that the side setting of the mounting table (2) is connected to the cavity connects Head (21)；

Elongated slot is arranged in the sliding rack (5) along its length, slidably connects in the elongated slot sliding block (4), on the sliding block (4) Horizontally rotate and is connected with measuring mechanism (3)；

Two side frames (61) in " Contraband " shape, support frame as described above is arranged towards the side of the sliding rack (5) in support frame as described above (6) (6) backwards to the side vertical retainer pin column (62) of the sliding rack (5), the pin (62) is set to two side frames (61) Between, it is slidably connected on support frame as described above (6) slide bar (72), positive stop strip (73) is set on the slide bar (72), the slide bar (72) one end is fixed with jacking block (71), and the side of the jacking block (71) is arc-shaped, and the other end of the slide bar (72) is fixed Connecting rod (74), the connecting rod (74) through the side frame (61) end be arranged positioning column (75), the side frame (61) with Spring (8) are set in the connecting rod (74) between the slide bar (72), ruler is set between two positioning columns (75) (9)。

2. Whole oiless idling press piston testing apparatus for verticality according to claim 1, which is characterized in that in the elongated slot It is rotatably connected to drive screw (51) vertically, the drive screw (51) runs through and is spirally connected the sliding block (4), the drive screw (51) top is through the sliding rack (5) and is fixedly connected with runner (52), and crank is arranged on the runner (52).

3. Whole oiless idling press piston testing apparatus for verticality according to claim 2, which is characterized in that the measuring machine Structure (3) includes surveying table (31), ball pin set (32), telescopic rod (33) and loop bar (34), horizontally rotates connection on the sliding block (4) The loop bar (34), the loop bar (34) slidably connect the telescopic rod (33), and institute is arranged in the end of the telescopic rod (33) It states ball pin set (32), the ball pin set (32) connects the survey table (31), and survey table (31) rotation contradicts the ruler (9).

4. Whole oiless idling press piston testing apparatus for verticality according to claim 3, which is characterized in that the loop bar (34) through being bolted with the first fastening bolt (341), the end of first fastening bolt (341) contradicts the telescopic rod (33), through being spirally connected the second fastening bolt (321), the end of second fastening bolt (321) contradicts the ball pin set (32) The ball link surveyed on table (31).

5. Whole oiless idling press piston testing apparatus for verticality according to claim 1, which is characterized in that the ruler (9) rotating hole is arranged in one end, and the other end of the ruler (9) has the sliding slot along ruler length direction setting, an institute It states positioning column (75) and is rotationally connected with the rotating hole, another described positioning column (75) is slidably connected in the sliding slot.

6. Whole oiless idling press piston testing apparatus for verticality according to claim 5, which is characterized in that the positioning column (75) diameter is equal to the diameter of the rotating hole, and the diameter of the positioning column (75) is equal to the width of the sliding slot.

7. Whole oiless idling press piston testing apparatus for verticality according to claim 1, which is characterized in that the jacking block (71) side is arc-shaped blade-like.

8. Whole oiless idling press piston testing apparatus for verticality according to claim 1, which is characterized in that the sliding rack (5) scale is set on.