CN220719022U

CN220719022U - Four post hydraulic presses of emery wheel blank

Info

Publication number: CN220719022U
Application number: CN202322207834.7U
Authority: CN
Inventors: 冯双勇
Original assignee: Henan Juchuang Abrasives Co ltd
Current assignee: Henan Juchuang Abrasives Co ltd
Priority date: 2023-08-17
Filing date: 2023-08-17
Publication date: 2024-04-05
Anticipated expiration: 2033-08-17

Abstract

The utility model discloses a grinding wheel blank four-column oil press which comprises a base, wherein four support columns are fixedly arranged on the base, a fixing plate is fixedly arranged on the four support columns, an oil pressure cylinder is fixedly arranged on the fixing plate, a pressing plate is fixedly arranged on the oil pressure cylinder, a pressing plate is fixedly arranged at the bottom of the pressing plate, an oil tank and an oil pump are fixedly arranged on the base, and oil pipes are fixedly communicated between the oil pump and the oil tank and between the oil pump and the oil pressure cylinder. The advantages are that: can protect the emery wheel of placing on the pressure disk, avoid the emery wheel to receive the condition emergence that exceeds the limit and lead to the emery wheel to burst apart, can also control the super limit value according to different emery wheels simultaneously to satisfy the demand of different emery wheels, enlarged application scope, the practicality is higher.

Description

Four post hydraulic presses of emery wheel blank

Technical Field

The utility model relates to the technical field of oil presses, in particular to a grinding wheel blank four-column oil press.

Background

The hydraulic press is a machine which takes special hydraulic oil as a working medium, and takes a certain mechanical action as a productivity by enabling the hydraulic oil to circulate in an oil tank through a one-way valve to enable an oil cylinder/piston to do work circularly, and the hydraulic press is needed to be used for finishing when the silicon carbide substrate is produced to polish grinding wheel blanks.

In the concrete use process of the existing oil press, the grinding wheel is directly placed on the pressure plate, then the grinding wheel is extruded through the pressure plate, the pressure of the pressure plate is directly applied to the grinding wheel in the process, the pressure of the oil press needs to be controlled, once the pressure is overlarge, the grinding wheel is cracked, no protective measures are provided, and certain limitations exist in use.

Therefore, the novel four-column oil press for the grinding wheel blank can be adopted to solve the defects in the prior art.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a four-column oil press for grinding wheel blanks.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a four post hydraulic presses of emery wheel blank, includes the base, fixed mounting has four pillars on the base, four common fixed mounting has a fixed plate on the pillar, fixed mounting has the oil pressure jar on the fixed plate, and fixed mounting has the clamp plate on the oil pressure jar that shows, clamp plate bottom fixed mounting has the clamp plate that supports, fixed mounting has oil tank and oil pump on the base, all fixed communication has oil pipe between oil pump and oil tank and the oil pressure jar, fixed mounting has the sliding sleeve on the base, slidable mounting has the slide bar on the sliding sleeve, fixed mounting has a plurality of springs between sliding sleeve and the slide bar, fixed mounting has clamp plate matched with pressure disk on the slide bar, install protection machanism between slide bar and the sliding sleeve.

In the four-column oil hydraulic press for the grinding wheel blank, a plurality of rollers are rotatably arranged on the sliding rod, and two track grooves matched with the corresponding plurality of rollers are formed in the sliding sleeve.

In the four post hydraulic presses of emery wheel blank, protection machanism is including accomodating the groove, keeping out board, nut, screw rod, carousel and spring beam, accomodate the groove on the sliding sleeve, accomodate groove slidable mounting and have keeping out the board, seted up on the slide bar with keeping out board matched with slot, accomodate inslot fixed mounting has the screw rod, threaded rotation installs the nut on the screw rod, rotate on the nut and install the carousel, fixed mounting has a plurality of spring beams between carousel and the keeping out the board, install rotating structure between carousel and the nut, install between sliding sleeve and the nut and take and change the structure.

In the four-column oil press for the grinding wheel blank, the rotating structure comprises rotating blocks and annular grooves, a plurality of rotating blocks are fixedly arranged on the nut, and the annular grooves matched with the rotating blocks are formed in the rotating disc.

In the four-column oil press for the grinding wheel blank, the belt rotating structure comprises a fluted disc and a gear, the fluted disc is rotatably arranged on the sliding sleeve, and the gear meshed with the fluted disc is fixedly arranged on the nut.

In the four-column oil hydraulic press for the grinding wheel blank, four round holes are formed in the pressing plate, and the four support columns respectively penetrate through the corresponding round holes.

Compared with the prior art, the utility model has the advantages that:

1: when the pressure on the slide bar is overlarge, when the separation of the pressure on the resisting plate along the horizontal direction is larger than the elasticity of the spring rod, the resisting plate can be extruded into the accommodating groove, so that the slide bar slides on the sliding sleeve, the pressure is released, the grinding wheel placed on the pressure plate is protected, and the situation that the grinding wheel is cracked due to the fact that the grinding wheel is pressed out of limit is avoided.

2: through setting up fluted disc and gear, can drive the nut and rotate to this changes the length of spring rod, and the longer spring rod length is kept out the dynamics of supporting between board and the slide bar and is less, and the grinding wheel surpasses the limit value lower, and on the contrary then is higher, can control the limit value according to different grinding wheels, in order to satisfy the demand of different grinding wheels, has enlarged application scope, and the practicality is higher.

In summary, the grinding wheel provided by the utility model can protect the grinding wheel placed on the pressure plate, avoid the situation that the grinding wheel is broken due to the fact that the grinding wheel is pressed and overrun, and simultaneously can control the overrun according to different grinding wheels so as to meet the requirements of different grinding wheels, so that the application range is enlarged, and the practicability is higher.

Drawings

The utility model is described in further detail below with reference to the attached drawing figures, wherein:

fig. 1 is a schematic structural diagram of a four-column oil press for grinding wheel blanks;

FIG. 2 is an enlarged schematic detail view of the portion of the runner of FIG. 1;

fig. 3 is an enlarged schematic detail view of the portion a in fig. 2.

In the figure: 1 base, 2 oil tanks, 3 oil pumps, 4 support columns, 5 fixing plates, 6 oil cylinders, 7 pressing plates, 8 pressing plates, 9 pressing plates, 10 sliding sleeves, 11 sliding rods, 12 rolling wheels, 13 track grooves, 14 pressing plates, 15 nuts, 16 rotating discs, 17 screw rods, 18 spring rods and 19 fluted discs.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a four-column oil press for grinding wheel blanks comprises a base 1, wherein four support columns 4 are fixedly arranged on the base 1, a fixed plate 5 is fixedly arranged on the four support columns 4 together, an oil pressure cylinder 6 is fixedly arranged on the fixed plate 5, a pressing plate 7 is fixedly arranged on the oil pressure cylinder 6, an abutting plate 8 is fixedly arranged at the bottom of the pressing plate 7, an oil tank 2 and an oil pump 3 are fixedly arranged on the base 1, oil pipes are fixedly communicated between the oil pump 3 and the oil tank 2 as well as between the oil pump 6, a sliding sleeve 10 is fixedly arranged on the base 1, a sliding rod 11 is slidably arranged on the sliding sleeve 10, a plurality of springs are fixedly arranged between the sliding sleeve 10 and the sliding rod 11, a pressing plate 9 matched with the abutting plate 8 is fixedly arranged on the sliding rod 11, and a protection mechanism is arranged between the sliding rod 11 and the sliding sleeve 10;

the following points are notable:

a plurality of rollers 12 are rotatably arranged on the slide bar 11, and two track grooves 13 matched with the corresponding plurality of rollers 12 are formed in the slide sleeve 10;

when the sliding rod 11 moves in the sliding sleeve 10, the roller 12 can roll in the track groove 13, and the rolling friction of the roller 12 is utilized to replace the sliding friction between the sliding rod 11 and the sliding sleeve 10, so that the friction force can be greatly reduced, the sliding rod 11 slides in the sliding sleeve 10 more smoothly, the abrasion is reduced, and the service lives of the sliding sleeve 10 and the sliding rod 11 are prolonged;

the function of the spring is to restore the slide bar 11 to its original position for the next use.

The protection mechanism comprises a storage groove, a retaining plate 14, a nut 15, a screw rod 17, a rotary disc 16 and a spring rod 18, wherein the storage groove is formed in the sliding sleeve 10, the retaining plate 14 is slidably installed in the storage groove, a slot matched with the retaining plate 14 is formed in the sliding rod 11, the screw rod 17 is fixedly installed in the storage groove, the nut 15 is rotatably installed on the screw rod 17 in a threaded manner, the rotary disc 16 is rotatably installed on the nut 15, a plurality of spring rods 18 are fixedly installed between the rotary disc 16 and the retaining plate 14, a rotating structure is installed between the rotary disc 16 and the nut 15, and a belt rotating structure is installed between the sliding sleeve 10 and the nut 15;

when the pressure on the slide bar 11 is overlarge, and the separation of the pressure on the retaining plate 14 along the horizontal direction is larger than the elastic force of the spring rod 18, the retaining plate 14 is extruded into the accommodating groove, so that the slide bar 11 slides on the sliding sleeve 10, the pressure is released, the grinding wheel placed on the pressure plate 9 is protected, and the situation that the grinding wheel is cracked due to the fact that the grinding wheel is subjected to pressure overrun is avoided.

The rotating structure comprises rotating blocks and annular grooves, a plurality of rotating blocks are fixedly arranged on the nut 15, and the rotating disc 16 is provided with an annular groove matched with the rotating blocks;

the nut 15 rotates to drive the rotating block to slide in the annular groove, so that the friction force between the rotating block and the annular groove is small, and the nut 15 and the turntable 16 can rotate more smoothly, thereby reducing the torque of the spring rod 18 and prolonging the service life of the spring rod 18.

The belt rotating structure comprises a fluted disc 19 and a gear, the fluted disc 19 is rotatably arranged on the sliding sleeve 10, and the gear meshed with the fluted disc 19 is fixedly arranged on the nut 15;

the fluted disc 19 is rotated to drive the gear meshed with the fluted disc 19, the gear drives the nut 15 to rotate, thereby reach the purpose of adjusting nut 15 position, the length of the spring bar 18 of nut 15 position adjustment position changes, the longer the spring bar 18 length is, the smaller the pressure resistance between the abutting plate 14 and the slide bar 11 is, the lower the super limit value of the grinding wheel is, the higher the contrary is, the super limit value can be controlled according to different grinding wheels, so as to meet the requirements of different grinding wheels, the application range is enlarged, and the practicability is higher.

5. Four round holes are formed in the pressing plate 7, and the four support posts 4 respectively penetrate through the corresponding round holes, so that the function of the arrangement is to achieve.

The round hole is used for the pillar 4 to pass through, so that the pressing plate 7 can be limited, the pressing plate 7 is prevented from inclining in the pressing process, meanwhile, the torque on the oil hydraulic cylinder 6 can be reduced, and the service life of the oil hydraulic cylinder 6 is prolonged.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a four post hydraulic presses of emery wheel blank, includes base (1), its characterized in that, four pillar (4) of fixed mounting on base (1), four common fixed mounting has one fixed plate (5) on pillar (4), fixed mounting has oil pressure jar (6) on fixed plate (5), and fixed mounting has clamp plate (7) on shown oil pressure jar (6), clamp plate (7) bottom fixed mounting has to press plate (8), fixed mounting has oil tank (2) and oil pump (3) on base (1), all fixed communication has oil pipe between oil pump (3) and oil tank (2) and oil pressure jar (6), fixed mounting has sliding sleeve (10) on base (1), slidable mounting has slide bar (11) on sliding sleeve (10), fixed mounting has a plurality of springs between sliding sleeve (10) and slide bar (11), fixed mounting has to press plate (8) matched with (9) on sliding bar (11), install protection machanism between sliding bar (11) and sliding sleeve (10).

2. The four-column oil hydraulic press for grinding wheel blanks according to claim 1, wherein a plurality of rollers (12) are rotatably arranged on the sliding rod (11), and two track grooves (13) matched with the corresponding plurality of rollers (12) are formed in the sliding sleeve (10).

3. The four-column oil hydraulic press for grinding wheel blanks according to claim 1, wherein the protection mechanism comprises a storage groove, a retaining plate (14), a nut (15), a screw rod (17), a rotary table (16) and a spring rod (18), wherein the storage groove is formed in the sliding sleeve (10), the retaining plate (14) is slidably mounted in the storage groove, a slot matched with the retaining plate (14) is formed in the sliding rod (11), the screw rod (17) is fixedly mounted in the storage groove, the nut (15) is rotatably mounted on the screw rod (17), the rotary table (16) is rotatably mounted on the nut (15), a plurality of spring rods (18) are fixedly mounted between the rotary table (16) and the retaining plate (14), a rotating structure is mounted between the rotary table (16) and the nut (15), and a belt rotating structure is mounted between the sliding sleeve (10) and the nut (15).

4. A four-column oil hydraulic machine for grinding wheel blanks according to claim 3, characterized in that the rotating structure comprises rotating blocks and annular grooves, a plurality of rotating blocks are fixedly arranged on the nut (15), and the rotating disc (16) is provided with an annular groove matched with the rotating blocks.

5. A four-column oil hydraulic press for grinding wheel blanks according to claim 3, wherein the belt rotating structure comprises a fluted disc (19) and a gear, the fluted disc (19) is rotatably arranged on the sliding sleeve (10), and the gear meshed with the fluted disc (19) is fixedly arranged on the nut (15).

6. The four-column oil hydraulic press for grinding wheel blanks according to claim 1, wherein four round holes are formed in the pressing plate (7), and the four support columns (4) respectively penetrate through the corresponding round holes.