CN107052826B

CN107052826B - Lifting seat bracket

Info

Publication number: CN107052826B
Application number: CN201710405951.0A
Authority: CN
Inventors: 李瑞兵; 张庆祥
Original assignee: Zhejiang Yifan Automation Equipment Co ltd
Current assignee: Zhejiang Yifan Automation Equipment Co ltd
Priority date: 2017-06-02
Filing date: 2017-06-02
Publication date: 2023-06-13
Anticipated expiration: 2037-06-02
Also published as: CN107052826A

Abstract

The lifting seat bracket relates to the field of machining of mechanical parts and comprises a workbench, wherein a plurality of bases are arranged on the workbench, and a calibration structure is arranged between the bases and the workbench; the side surface of the base is provided with a first water drop horizontal calibration piece, the base is provided with a telescopic support rod, and the upper end of the telescopic support rod is provided with a second water drop horizontal calibration piece; a fixing nut is arranged on the telescopic support rod below the second water drop horizontal calibration piece, and the detachable pressure plate is arranged on the telescopic support rod below the fixing nut; and adjusting the telescopic support rod to enable the detachable pressing plate to press the processing part tightly. The present invention aims to solve the calibration problem by adding a calibration structure, a first water droplet level calibration member and a second water droplet level calibration member.

Description

Lifting seat bracket

Technical Field

The invention relates to the field of machining of mechanical parts, in particular to a lifting seat bracket.

Background

The drill bit of the existing hole drilling machine is slender, the two ends of the drill bit are respectively subjected to torsion in opposite directions, the main shaft serving as the only fixed end of the drill bit can be subjected to larger torsion force, when the main shaft rotating at high speed is driven by the feeding mechanism to slide along the guide rail of the deep hole drilling machine to process deep holes, the relative positions of the main shaft and the guide rail are easy to deviate under the action of torsion force, and the main shaft and the drill bit vibrate, so that the conditions of drilling deflection, drill bit damage and the like are caused, and therefore, the stability of the main shaft is poor during processing, the processing precision is low, a large amount of debugging time is consumed, and the production efficiency is reduced.

The disclosure of the present publication No. CN203292932U discloses a support frame for positioning a spindle of a deep hole drilling machine, which comprises a bracket and a bracket cover, wherein the bracket is movably connected with the bracket cover, the bracket is provided with a first slot, the bracket cover is provided with a second slot, and after the first slot and the second slot are buckled, a positioning hole for positioning the spindle of the deep hole drilling machine is formed.

The support frame in the prior art has no calibration structure, so that the support frame, the bracket cover and the like need to be calibrated in the process of slotting.

Disclosure of Invention

In order to solve the calibration problem, the invention solves the calibration problem by adding a calibration structure, a first water drop horizontal calibration piece and a second water drop horizontal calibration piece.

The technical aim of the invention is realized by the following technical scheme: the lifting seat bracket is provided with a workbench and is characterized in that a plurality of bases are arranged on the workbench, and a calibration structure is arranged between the bases and the workbench; the side surface of the base is provided with a first water drop horizontal calibration piece, the base is provided with a telescopic support rod, and the upper end of the telescopic support rod is provided with a second water drop horizontal calibration piece; a fixing nut is arranged on the telescopic support rod below the second water drop horizontal calibration piece, and the detachable pressure plate is arranged on the telescopic support rod below the fixing nut; adjust the base with telescopic support rod makes first drop horizontal calibration spare with second drop horizontal calibration spare shows the level, adjusts telescopic support rod makes the horizontal sticis of detachable pressure disk processing part.

A series of calibration works are that firstly, a calibration structure is riveted on a workbench, then a base is arranged on the calibration structure and is riveted on the workbench through rivets, because a first water drop horizontal calibration piece is arranged on the side surface of the base, when the first water drop horizontal calibration piece on the base shows that the base is inclined, the rivets for fixing the base and the workbench are adjusted, so that the base and the workbench are in the horizontal position again. Then if the second drop of water level calibration piece shows that telescopic prop just prepares to begin adjusting telescopic prop's position when being in the slope, the ordinary skill in the art considers that telescopic prop and workstation are mutually independent, only need follow the position of new adjustment telescopic prop, then the operation that follows all is careful the wing put into other parts assurance telescopic prop and inclines again, but this application can make telescopic prop reentry horizontal position through fine setting detachable pressure disk through setting up detachable pressure disk on telescopic prop, has omitted like this when detachable pressure disk gets into telescopic prop and need follow the step of new adjustment.

Preferably, the calibration structure comprises lower and upper channels respectively arranged on the workbench and the base, and a calibration block is arranged between the lower and upper channels.

Preferably, the detachable pressing plate is provided with an outer edge and a fitting processing part.

Preferably, the detachable pressure plate is provided with a synchronous pressurizing device to realize the close fitting of the detachable pressure plate and the processing part.

The synchronous supercharging device is characterized in that when the telescopic support rod shortens the distance to enable the detachable pressure plate to tightly press the machined part, the synchronous supercharging device integrally ascends to generate an adsorption force on the machined part.

Preferably, the synchronous pressurizing device is provided with a vacuum chuck, the tail part of the vacuum chuck is connected with an ejection structure, and the ejection structure is connected with a telescopic structure arranged near the vacuum chuck through a channel arranged in the detachable pressure plate; when the telescopic structure is retracted, the ejection structure extends out to drive the vacuum chuck to work.

The vacuum chuck generates the adsorption force, and the adsorption force is generated by the telescopic structure which is retracted after the detachable pressure plate contacts with the parts, so that the ejection structure is ejected out, and the ejection structure drives the vacuum chuck to enable air in the vacuum chuck to be extracted out to generate the adsorption force. The synchronous pressurizing device is called because when the telescopic structure moves the vacuum chuck upwards and simultaneously moves upwards, a negative difference is generated between the inside and the outside of the vacuum chuck.

Preferably, a fixing member is provided on the table around the base. Is used for fixing and processing parts.

Preferably, a cylinder is connected below the telescopic support rod. So that the detachable pressure plate can tightly fix the processing parts.

Preferably, the detachable pressing plate is provided with a channel with the width equal to that of the telescopic support rod. When inserting the removable pressure plate channel into the telescopic strut, but preferably inserting the channel into the inclined direction of the telescopic strut, fine-tuning the removable pressure plate by friction force during insertion allows the telescopic strut to re-enter the horizontal position, thus omitting the step of requiring a new adjustment when the removable pressure plate enters the telescopic strut.

Preferably, the calibration block portion is external to the base and exposed on the table.

The starting position of the cutter is ensured during processing, and the starting position of the cutter is calibrated, because the applied cutter is manually operated, and a calibration point is needed by workers.

The beneficial technical effects of the invention are as follows:

the device has a plurality of calibration structures, so that the processing parts are more convenient and faster to put in.

The synchronous pressurizing device is added to ensure that the bracket is additionally and firmly fixed on the part, and the defective rate of the processed part caused by the tiny deviation of the processed part during processing is prevented from rising.

Drawings

FIG. 1 is a schematic overall view of the present invention;

FIG. 2 is an enlarged view of the alignment structure of FIG. 1 at the circle of the present invention;

FIG. 3 is a schematic view of a removable platen;

fig. 4 is a schematic diagram of a synchronous supercharging device of the first and third embodiments;

FIG. 5 is a schematic diagram of a synchronous supercharging device according to a fourth embodiment;

FIG. 6 is a schematic diagram of a synchronous supercharging device of a fifth embodiment;

FIG. 7 is a schematic diagram of a synchronous supercharging device according to a sixth embodiment;

in the above figures, 1-bench, 2-base, 3-calibration structure, 4-telescoping strut, 5-detachable platen, 6-calibration block, 7-synchronous supercharging device, 11-lower channel, 13-fixture, 22-upper channel, 21-first water bead horizontal calibration piece, 41-second water bead horizontal calibration piece, 42-fixture nut, 51-outer rim, 52-channel, 71-vacuum chuck, 72-ejection structure, 73-channel, 74-telescoping structure.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the first embodiment, as shown in fig. 1,2, 3 and 4, the lifting seat bracket is provided with a workbench 1, a plurality of bases 2 are arranged on the workbench 1, the bases 2 are riveted on the workbench 1 through rivets, and in consideration of cost and time consumed for replacing machined parts, the arrangement of six bases 2 is optimal. A fixing member 13 is provided on the table 1 around the base 2 to fix the machined part.

The base 2 is provided with a calibration structure 3 between the base and the workbench 1, the calibration structure 3 comprises lower

upper channels

11 and 22 respectively arranged on the workbench 1 and the base 2, and a calibration block 6 is arranged between the lower

upper channels

11 and 22 and is riveted with the workbench 1 by penetrating the base 2 and the calibration block 6 through two rivets. The calibration block 6 is partly outside the base 2 and exposed on said table 1.

The first water drop horizontal calibration member 21 is embedded in the side surface of the base 2, and the display area of the first water drop horizontal calibration member 21 can be directly observed by naked eyes.

Be provided with telescopic strut 4 on base 2, telescopic strut 4 is mutually independent with base 2 particularly, telescopic strut 4 stretches out in the base 2, place the cylinder of connection and control telescopic strut 4 in workstation 1, telescopic strut 4 upper end is provided with second drop of water level calibration piece 41, be provided with fixation nut 42 on telescopic strut 4 of second drop of water level calibration piece 41 below, telescopic strut 4 of fixation nut 42 below is provided with can dismantle pressure disk 5, can dismantle and offer the channel 52 that the width equals with telescopic strut 4 width on the pressure disk 5. When the processing part is placed, the telescopic support rod 4 is in an extension state, the telescopic support rod 4 in the extension state is easy to deviate, the groove 52 on the detachable pressing plate 5 is aligned with the deviation position of the telescopic support rod 4 to cut in, and the telescopic support rod 4 is returned to the vertical position by friction force between the two. The telescopic strut 4 is then contracted so that the removable pressure plate 5 is pressed against the machined part.

The detachable pressure plate 5 is provided with a synchronous pressurizing device 7 to realize the close fitting between the detachable pressure plate 5 and the processed parts. The synchronous pressurizing device 7 is provided with six evenly distributed on the periphery of the detachable pressure plate 5. The synchronous supercharging device 7 is provided with a vacuum sucker 71, a cavity is arranged at the tail part of the vacuum sucker 71, a rubber piston is arranged in the cavity, a connecting rod is fixed on the rubber piston, and the connecting rod extends out of the surface of the detachable pressure plate 5 to be connected with a cross rod; the tail of the vacuum chuck 71 is connected with an ejection structure 72, the ejection structure 72 is provided with an ejection cavity, a rubber piston is arranged in the ejection cavity, an ejection connecting rod is fixed on the rubber piston, and the ejection connecting rod is connected with the cross rod; a telescopic structure 74 is arranged near the vacuum sucker 71, the telescopic structure 74 is provided with a telescopic cavity, a rubber piston is arranged in the telescopic cavity, and a telescopic bulge supporting part is fixed on the rubber piston and is in contact with a processing part; a straight or curved channel 73 is formed in the detachable pressure plate 5, one end of the channel 73 is connected with the ejection cavity, and the other end is connected with the telescopic cavity; hydraulic oil is arranged in the telescopic cavity above the rubber piston, the channel and the ejection cavity below the rubber piston.

When the telescopic support rod 4 contracts to enable the detachable pressing plate 5 to tightly press the processing part, the telescopic bulge is jacked into the detachable pressing plate 5, the rubber piston in the telescopic cavity moves upwards to push hydraulic oil, the hydraulic oil is linked to jack up the rubber piston in the ejection cavity, and the ejection connecting rod moves upwards to drive the rubber piston in the cavity to move upwards through the cross rod, so that the vacuum chuck 71 works to generate an adsorption force on the processing part.

In the second embodiment, on the basis of the first embodiment, an outer edge 51 is provided on the detachable platen 5 to attach the machined part. The outer edge 51 can be fixed on the outermost side of the detachable pressing plate 5 to wrap the machined part, and the outer edge 51 can also be fixed on the inner side of the detachable pressing plate 5 to support the inner cavity of the machined part.

In the third embodiment, as shown in fig. 1,2, 3 and 4, the detachable pressing disc 5 is provided with a synchronous pressurizing device 7 to achieve close fitting between the detachable pressing disc 5 and the processed parts. The synchronous pressurizing device 7 is provided with six evenly distributed on the periphery of the detachable pressure plate 5. The synchronous supercharging device 7 is provided with a vacuum sucker 71, a cavity is arranged at the tail part of the vacuum sucker 71, a rubber piston is arranged in the cavity, a connecting rod is fixed on the rubber piston, and the connecting rod extends out of the surface of the detachable pressure plate 5 to be connected with a cross rod; the tail of the vacuum chuck 71 is connected with an ejection structure 72, the ejection structure 72 is provided with an ejection cavity, a rubber piston is arranged in the ejection cavity, an ejection connecting rod is fixed on the rubber piston, and the ejection connecting rod is connected with the cross rod; a telescopic structure 74 is arranged near the vacuum sucker 71, the telescopic structure 74 is provided with a telescopic cavity, a rubber piston is arranged in the telescopic cavity, and a telescopic bulge supporting part is fixed on the rubber piston and is in contact with a processing part; a straight or curved channel 73 is formed in the detachable pressure plate 5, one end of the channel 73 is connected with the ejection cavity, and the other end is connected with the telescopic cavity; sealing gas is arranged in the telescopic cavity above the rubber piston, in the channel and in the ejection cavity below the rubber piston.

When the telescopic support rod 4 contracts to enable the detachable pressing plate 5 to tightly press the processing part, the telescopic bulge is jacked into the detachable pressing plate 5, the rubber piston in the telescopic cavity moves upwards to push sealing gas, the sealing gas is linked to jack up the rubber piston in the ejection cavity, and the ejection connecting rod moves upwards to drive the rubber piston in the cavity to move upwards through the cross rod, so that the vacuum chuck 71 works to generate an adsorption force on the processing part. The rest of the structure is the same as the embodiment.

In the fourth embodiment, as shown in fig. 1,2, 3 and 5, the detachable pressing disc 5 is provided with a synchronous pressurizing device 7 to achieve close fitting between the detachable pressing disc 5 and the processed parts. The synchronous pressurizing device 7 is provided with six evenly distributed on the periphery of the detachable pressure plate 5. The synchronous supercharging device 7 is provided with a vacuum sucker 71, a cavity is arranged at the tail part of the vacuum sucker 71, a rubber piston is arranged in the cavity, a connecting rod is fixed on the rubber piston, and the connecting rod extends out of the surface of the detachable pressure plate 5 to be connected with a cross rod; the tail of the vacuum chuck 71 is connected with an ejection structure 72, the ejection structure 72 is provided with an ejection cavity, an upper rubber piston and a lower rubber piston are arranged in the ejection cavity, an ejection connecting rod is fixed on the upper rubber piston, and the ejection connecting rod is connected with the cross rod; a telescopic structure 74 is arranged near the vacuum sucker 71, the telescopic structure 74 is provided with a telescopic cavity, a rubber piston is arranged in the telescopic cavity, and a telescopic bulge supporting part is fixed on the rubber piston and is in contact with a processing part; a straight or curved channel 73 is formed in the detachable pressure plate 5, one end of the channel 73 is connected with the ejection cavity, and the other end is connected with the telescopic cavity; sealing gas is arranged in the telescopic cavity above the rubber piston, in the channel and in the ejection cavity below the lower rubber piston, and hydraulic oil is arranged between the upper rubber piston and the lower rubber piston.

When the telescopic support rod 4 contracts to enable the detachable pressing plate 5 to tightly press the processing part, the telescopic bulge is jacked into the detachable pressing plate 5, the rubber piston in the telescopic cavity moves upwards to push sealing gas, the sealing gas is linked to jack up the lower rubber piston in the ejection cavity, the lower rubber piston pushes hydraulic oil to jack up the upper rubber piston, and then the ejection connecting rod moves upwards to drive the rubber piston in the cavity to move upwards through the cross rod, so that the vacuum sucker 71 works to generate an adsorption force on the processing part. The rest of the structure is the same as the embodiment.

In the fifth embodiment, as shown in fig. 1,2, 3 and 6, the detachable pressing disc 5 is provided with a synchronous pressurizing device 7 to achieve close fitting between the detachable pressing disc 5 and the processed parts. The synchronous pressurizing device 7 is provided with six evenly distributed on the periphery of the detachable pressure plate 5. The synchronous supercharging device 7 is provided with a vacuum sucker 71, a cavity is arranged at the tail part of the vacuum sucker 71, a rubber piston is arranged in the cavity, a connecting rod is fixed on the rubber piston, and the connecting rod extends out of the surface of the detachable pressure plate 5 to be connected with a cross rod; the tail of the vacuum chuck 71 is connected with an ejection structure 72, the ejection structure 72 is provided with an ejection cavity, a rubber piston is arranged in the ejection cavity, an ejection connecting rod is fixed on the rubber piston, and the ejection connecting rod is connected with the cross rod; a telescopic structure 74 is arranged near the vacuum sucker 71, the telescopic structure 74 is provided with a telescopic cavity, a rubber piston is arranged in the telescopic cavity, and a telescopic bulge supporting part is fixed on the rubber piston and is in contact with a processing part; a straight or curved channel 73 is formed in the detachable pressure plate 5, one end of the channel 73 is connected with the ejection cavity, the other end is connected with the telescopic cavity, and a rubber piston is arranged in the channel 73; sealing gas is arranged in the telescopic cavity above the rubber piston, the end, close to the telescopic cavity, of the channel rubber piston and the ejection cavity above the rubber piston, and hydraulic oil is arranged between the end, close to the ejection cavity, of the channel rubber piston and the lower side of the rubber piston of the ejection cavity.

When the telescopic support rod 4 contracts to enable the detachable pressing plate 5 to tightly press the processing part, the telescopic bulge is jacked into the detachable pressing plate 5, the rubber piston in the telescopic cavity moves to push sealing gas, the rubber piston in the channel is pushed by the sealing gas in linkage, the rubber piston in the channel pushes hydraulic oil to jack up the rubber piston of the ejection cavity, and then the ejection connecting rod moves upwards to drive the rubber piston in the cavity to move upwards through the cross rod, so that the vacuum sucker 71 works to generate an adsorption force on the processing part. The rest of the structure is the same as the embodiment.

In the sixth embodiment, as shown in fig. 1,2, 3 and 7, the detachable pressing disc 5 is provided with a synchronous pressurizing device 7 to achieve close fitting between the detachable pressing disc 5 and the processed parts. The synchronous pressurizing device 7 is provided with four evenly distributed on the periphery of the detachable pressure plate 5. The synchronous supercharging device 7 is provided with a vacuum sucker 71, a cavity is arranged at the tail part of the vacuum sucker 71, a rubber piston is arranged in the cavity, a connecting rod is fixed on the rubber piston, and the connecting rod extends out of the surface of the detachable pressure plate 5 to be connected with a cross rod; the tail of the vacuum chuck 71 is connected with an ejection structure 72, and the ejection structure 72 is connected with a telescopic structure 74 arranged near the vacuum chuck 71 through a channel 73 arranged in the detachable pressure plate 5; a first connecting rod connected with the telescopic structure 74 is arranged in the channel 73, a first rotating shaft is arranged in the middle of the first connecting rod, a second rotating shaft is also arranged in the channel 73, a second connecting rod is arranged on the second rotating shaft, the second connecting rod and the first connecting rod are hinged together, and an extending rod connected with the cross rod is also connected with the second connecting rod and is symmetrical to the hinged part. When the telescopic structure 74 moves upwards to retract into the detachable platen 5, the hinged end of the first connecting rod moves downwards and drives the second connecting rod to move downwards, so that the other end of the second connecting rod moves upwards, the extending rod extends to drive the cross rod to extend, and the linkage connecting rod sucks air out of the vacuum chuck 71 to produce an adsorption effect on the processed parts. The rest of the structure is the same as the embodiment.

The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.

Claims

1. The lifting seat bracket is provided with a workbench (1), and is characterized in that a plurality of bases (2) are arranged on the workbench (1), and a calibration structure (3) is arranged between the bases (2) and the workbench (1); the water drop measuring device is characterized in that a first water drop horizontal calibration piece (21) is arranged on the side surface of the base (2), a telescopic support rod (4) is arranged on the base (2), and a second water drop horizontal calibration piece (41) is arranged at the upper end of the telescopic support rod (4); a fixed nut (42) is arranged on the telescopic support rod (4) below the second water droplet horizontal calibration piece (41), and a detachable pressure plate (5) is arranged on the telescopic support rod (4) below the fixed nut (42); adjusting the base (2) and the telescopic support rod (4) to enable the first water drop horizontal calibration piece (21) and the second water drop horizontal calibration piece (41) to be horizontal, and adjusting the telescopic support rod (4) to enable the detachable pressing disc (5) to be horizontally pressed on a processing part; the calibrating structure (3) comprises lower upper channels (11, 22) respectively arranged on the workbench (1) and the base (2), a calibrating block (6) is arranged between the lower upper channels (11, 22), an outer edge (51) and a fitting processing part are arranged on the detachable pressing disc (5), a synchronous pressurizing device (7) is arranged on the detachable pressing disc (5) to realize the tight fitting of the detachable pressing disc (5) and the processing part, the synchronous pressurizing device (7) is provided with a vacuum sucking disc (71), the tail part of the vacuum sucking disc (71) is connected with an ejection structure (72), and the ejection structure (72) is connected with a telescopic structure (74) arranged near the vacuum sucking disc (71) through a channel (73) arranged in the detachable pressing disc (5); when the telescopic structure (74) is retracted, the ejection structure (72) is extended to drive the vacuum chuck (71) to work.

2. Lifting seat bracket according to claim 1, characterized in that a fixing (13) is provided on the table (1) around the base (2).

3. Lifting seat bracket according to claim 1, characterized in that a cylinder is connected below the telescopic strut (4).

4. Lifting seat bracket according to claim 1, characterized in that the detachable pressure plate (5) is provided with a channel (52) with a width equal to the width of the telescopic strut (4).

5. The lifting seat bracket according to claim 1, characterized in that the calibration block (6) is partly outside the base (2) and exposed on the table (1).