CN109821479B - Split column type pressure head structure for two-side top press - Google Patents
Split column type pressure head structure for two-side top press Download PDFInfo
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- CN109821479B CN109821479B CN201910038653.1A CN201910038653A CN109821479B CN 109821479 B CN109821479 B CN 109821479B CN 201910038653 A CN201910038653 A CN 201910038653A CN 109821479 B CN109821479 B CN 109821479B
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Abstract
The invention relates to a column cracking type pressure head structure for a two-part two-sided fixed press, which comprises two pressure bearing seats, guide columns, electromagnets, jack hammers and pressure sensors, wherein the left end face and the right end face of each pressure bearing seat are respectively provided with at least two positioning holes, the two pressure bearing seats are mutually connected through the guide columns, the front end face of each pressure bearing seat is provided with a cylindrical cavity structure pressure bearing groove, the jack hammers are embedded in the pressure bearing grooves, the rear end face of each pressure bearing seat is connected with the bottom of the pressure bearing groove through at least three pressure sensors, the electromagnets are a plurality and are uniformly distributed on the front end face of each pressure bearing seat around the axis of the pressure bearing groove, and the electromagnets on. Compared with the traditional press head structure of the double-face top press, the double-face top press has the advantages that the structure of equipment is greatly simplified, the use is flexible and convenient, the universality is good, the pressing driving operation efficiency is met, the driving force is effectively and flexibly adjusted, and the pressing operation control precision of the double-face top press and the stability and reliability of the output of the driving pressure are improved.
Description
Technical Field
The invention relates to column cracking type pressure head equipment, and belongs to the field of artificial diamond synthesis equipment.
Background
At present, in the production of superhard materials such as artificially synthesized diamond and the like, the production quality and efficiency of products are improved, the operation cost of production equipment is reduced, the conventional old cubic press equipment is gradually replaced by the cubic press to produce and process corresponding products, but the actual production discovers that the traditional column-cracking type press heads which are usually adopted by the press head equipment of the current cubic press can meet the use requirement to a certain extent, the mutual assembly and positioning difficulty between the column-cracking type press heads is relatively large on one hand, and the positioning precision is relatively poor, so that the production efficiency and the product quality of the cubic press are seriously influenced, the traditional column-cracking type press heads on the other hand can directly provide driving power through the cubic press when in operation, and therefore, the driving force cannot be flexibly adjusted according to practical requirements, and the driving force cannot be flexibly adjusted and distributed according to the use requirement when the column-cracking type press heads work very easily caused The stability and the adjustment flexibility of the driving pressure output of the top press are seriously influenced, and the product quality is extremely easily influenced due to the unstable driving pressure output, so that aiming at the current situation, a brand new pressure head structure for the top press is urgently needed to be developed to meet the requirement of practical use.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a column-cracking type pressure head structure for a two-part two-sided fixed pressure machine, compared with the traditional press head structure of the double-side press, the invention greatly simplifies the equipment structure, is flexible and convenient to use, has good universality, can effectively meet the use and operation requirements of various double-side press equipment on one hand, has high assembly, positioning and operation control precision in operation, large driving pressure and uniform and stable pressure output on the other hand, meanwhile, when the double-face top press equipment system is used for driving operation, the driving force provided by the double-face top press equipment system can be effectively assisted and adjusted according to the use requirement, therefore, the pressing driving operation efficiency is met, the driving force is effectively adjusted flexibly, and the pressing operation control precision of the two-side pressing machine and the stability and reliability of the driving pressure output are improved.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a column-splitting pressure head structure for a two-split two-sided fixed press comprises two pressure bearing seats, guide columns, electromagnets, a top hammer and a pressure sensor, wherein the pressure bearing seats are of a cylindrical structure with a semicircular cross section, the front end face of each pressure bearing seat is of a planar structure, the rear end face of each pressure bearing seat is of an arc structure, the left end face and the right end face of each pressure bearing seat are respectively provided with at least two positioning holes, the positioning holes are symmetrically distributed along the axis of the pressure bearing seats and are perpendicular to the front end face of the pressure bearing seat, the positioning holes on the two pressure bearing seats are mutually coaxially distributed, the two pressure bearing seats are mutually connected with the guide columns through the positioning holes, the two pressure bearing seats are mutually connected through the guide columns and are symmetrically distributed by the middle points of the guide columns, the front end faces of the two pressure bearing seats are mutually distributed in parallel, the distance between the front end faces of the two pressure bearing seats, when the interval is 0 before the bearing seat between the terminal surface, two bearing seats constitute the cylinder structure, and cylinder cavity structure bearing groove is established to the terminal surface before the bearing seat, and bearing groove is axis and bearing seat preceding terminal surface vertical distribution, and the nodical terminal surface mid point position before the bearing seat that is located, and the coaxial distribution and mutual intercommunication between the bearing groove of two bearing grooves, the top hammer inlays in the bearing groove, and every bearing groove all establishes a top hammer and with coaxial distribution between the top hammer, the top hammer side surface offsets and mutual sliding connection with the bearing groove lateral wall, the top hammer rear end face is connected with the bearing groove tank bottom through at least three pressure sensor, and pressure sensor encircles the equipartition of top hammer axis, and the terminal surface is surpassed at least 5 millimeters before the bearing seat before the top hammer, and the electro-magnet is a plurality of, encircles the bearing groove axis equipartition at the terminal surface before the bearing seat, and mutual.
Furthermore, the rear end face of the pressure bearing seat is provided with a positioning groove, the positioning groove is positioned between the guide posts at two ends of the pressure bearing seat, and the depth of the positioning groove is not more than 50 mm.
Furthermore, the outer surface of the pressure-bearing seat corresponding to the positioning hole is provided with at least one positioning pin, the pressure-bearing seat corresponding to the positioning pin is provided with a pin hole, and the positioning pin is connected with the guide post through the pin hole.
Furthermore, the side surface of the top hammer is provided with at least one elastic sealing ring, and the elastic sealing rings are coaxially distributed with the top hammer and are in sliding connection with the side wall of the pressure bearing groove.
Further, the pressure-bearing groove lateral wall establish two elastic sealing strip, elastic sealing strip is the closed annular structure with the coaxial distribution of pressure-bearing groove, and one of them elastic sealing strip inlays in pressure-bearing groove lateral wall bottom position, and another elastic sealing strip is located pressure-bearing groove lateral wall top position, and each elastic sealing strip all with top hammer lateral surface sliding connection.
Furthermore, the distance between the groove wall of the pressure bearing groove and the outer surface of the pressure bearing seat is not less than 5 mm.
Furthermore, the front end face of the electromagnet is lower than the front end face of the pressure bearing seat by 0-10 mm, and the area of the front end face of the electromagnet is 1/3-2/3 of the area of the front end face of the pressure bearing seat.
Furthermore, the outer surfaces of the guide post and the top hammer are provided with a lubricating coating which is not less than 0.5 mm thick and based on polytetrafluoroethylene, and the inner surfaces of the positioning hole and the pressure-bearing groove are provided with an anti-friction coating which is not less than 1 mm thick and based on polyurea and polytetrafluoroethylene.
Furthermore, in the anti-friction coating based on polyurea and polytetrafluoroethylene, the polyurea and the polytetrafluoroethylene are used in a ratio of 1: 1.5-5.
Furthermore, the guide post midpoint position establish the elastic backing plate, the elastic backing plate is located the slabby structure of guide post coaxial distribution, the cladding is outside the guide post and with pressure-bearing seat preceding terminal surface parallel distribution, just the elastic backing plate thickness be 0.5-1.5 times of terminal surface before the holding-up hammer to pressure-bearing seat preceding terminal surface distance.
Compared with the traditional press head structure of the double-side press, the double-side press head structure has the advantages that the structure of the double-side press head structure is greatly simplified, the use is flexible and convenient, the universality is good, on one hand, the use and operation requirements of various double-side press equipment can be effectively met, on the other hand, the assembly, positioning and operation control precision is high during the operation, the driving pressure is large, the pressure output is uniform and stable, meanwhile, the double-side press head equipment system is used for driving operation, in addition, the driving force provided by the double-side press equipment system can be effectively and auxiliarily adjusted according to the use requirements, so that the pressing driving operation efficiency is met, in addition, the flexible adjustment of the driving force is effectively realized, and the pressing operation control precision of the double-side.
Drawings
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic side view of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The column-splitting type pressure head structure for the two-split type two-sided fixed press as shown in fig. 1 and 2 comprises a pressure bearing seat 1, a guide post 2, an electromagnet 3, a top hammer 4 and a pressure sensor 5, wherein the two pressure bearing seats 1 are totally two, the pressure bearing seat 1 is a columnar structure with a semicircular cross section, the front end surface of the pressure bearing seat 1 is a planar structure, the rear end surface of the pressure bearing seat is positioned in an arc structure, the left end surface and the right end of the pressure bearing seat 1 are respectively provided with at least two positioning holes 6, the positioning holes 6 are symmetrically distributed along the axis of the pressure bearing seat 1 and are vertically distributed with the front end surface of the pressure bearing seat 1, the positioning holes 6 on the two pressure bearing seats 1 are mutually and coaxially distributed, the two pressure bearing seats 1 are mutually connected with the guide post 2 through the positioning holes 6, the two pressure bearing seats 1 are mutually connected through the guide post 2 and are symmetrically distributed along the midpoint of the guide post 2, the front end surfaces of the two, the effective length of the guide post 2 is not less than 20 cm, when the distance between the front end faces of the pressure bearing seats 1 is 0, the two pressure bearing seats 1 form a cylindrical structure, the front end faces of the pressure bearing seats 1 are provided with cylindrical cavity structure pressure bearing grooves 7, the axis of each pressure bearing groove 7 is vertically distributed with the front end face of the pressure bearing seat 1, the intersection point is positioned at the midpoint position of the front end face of the pressure bearing seat 1, the pressure bearing grooves 7 of the two pressure bearing seats 1 are coaxially distributed and communicated with each other, the top hammers 4 are embedded in the pressure bearing grooves 7, each pressure bearing groove 7 is provided with a top hammer 4 and coaxially distributed with the top hammers 4, the side surfaces of the top hammers 4 are propped against the side walls of the pressure bearing grooves 7 and are mutually connected in a sliding manner, the rear end faces of the top hammers 4 are connected with the bottoms of the pressure bearing grooves 7 through at least three pressure sensors 5, the pressure sensors 5 are uniformly distributed around the axis of the top hammers 4, the, and the electromagnets 3 on the two pressure bearing seats 1 are mutually and coaxially distributed.
Wherein, 1 rear end face of pressure-bearing seat on constant head tank 8, constant head tank 8 is located position between the guide post 2 of 1 both ends position of pressure-bearing seat, and the constant head tank 8 degree of depth is not more than 50 millimeters, 1 surface of pressure-bearing seat that locating hole 6 corresponds establish at least one locating pin 9, pinhole 10 is established to the pressure-bearing seat 1 position that locating pin 9 corresponds, and locating pin 9 passes through pinhole 10 and 2 interconnect of guide post.
Meanwhile, the side surface of the top hammer 4 is provided with at least one elastic sealing ring 11, and the elastic sealing ring 11 and the top hammer 4 are coaxially distributed and are in sliding connection with the side wall of the pressure bearing groove 7; simultaneously the bearing groove 7 lateral wall establish two elastic sealing strip 12, elastic sealing strip 12 is for with the closed annular structure of bearing groove 7 coaxial distribution, one of them elastic sealing strip 12 inlays in bearing groove 7 lateral wall bottom position, another elastic sealing strip 7 is located bearing groove 7 lateral wall top position, and each elastic sealing strip 12 all with the top hammer 4 lateral surface sliding connection, in addition bearing groove 7 cell wall and 1 surface of bearing seat between the interval not less than 5 millimeters.
Preferably, the front end face of the electromagnet 3 is lower than the front end face of the pressure bearing seat 1 by 0-10 mm, and the area of the front end face of the electromagnet 3 is 1/3-2/3 of the area of the front end face of the pressure bearing seat 1.
It should be noted that, the outer surfaces of the guide post 2 and the anvil 4 are provided with a teflon-based lubricating coating 13 with a thickness of not less than 0.5 mm, the inner surfaces of the positioning hole 6 and the pressure-bearing groove 7 are provided with polyurea-based and teflon-based anti-friction coatings 14 with a thickness of not less than 1 mm, and in the polyurea-based and teflon-based anti-friction coatings 14, the usage ratio of polyurea to teflon is 1: 1.5-5.
In addition, the guide post 2 midpoint position establish the elastic backing plate 15, the elastic backing plate 15 is located the platelike structure of the coaxial distribution of guide post 2, the cladding is outside guide post 2 and with pressure-bearing seat 1 preceding terminal surface parallel distribution, just the elastic backing plate 15 thickness be top hammer 4 preceding terminal surface to pressure-bearing seat 1 preceding terminal surface 0.5-1.5 times of distance.
In the specific implementation of the invention, the bearing seat, the guide post, the electromagnet, the jacking hammer and the pressure sensor are firstly assembled, then the assembled bearing seat and the two-surface jacking machine device are installed and positioned, the rear end face of the bearing seat is connected with the pressure driving mechanism of the two-surface jacking machine device, and the electromagnet and the pressure sensor are electrically connected with the control circuit of the two-surface jacking machine device, so that the assembly of the invention can be completed.
In actual production, firstly, under the drive of a pressure driving mechanism of the dihedral top press equipment, two pressure bearing seats and the top hammers connected with the pressure bearing seats are separated, then the pressure bearing blocks used for artificially synthesizing diamond are arranged between the two top hammers and are distributed coaxially with the top hammers, then the pressure driving mechanism of the dihedral top press equipment drives the two pressure bearing seats and the top hammers connected with the pressure bearing seats to move relatively and make the top hammers abut against the outer surfaces of the pressure bearing blocks used for artificially synthesizing diamond, and the pressure driving mechanism of the dihedral top press equipment drives the pressure bearing blocks to pressurize, so as to meet the production requirements of artificially synthesizing diamond and other products.
The pressure driving mechanism of the two-sided top press device drives the bearing seats to operate and the bearing seats are installed and positioned, and the bearing seats slide along the guide columns, so that the stability of the movement direction of the bearing seats is effectively ensured, and the serious influence on the production quality of products caused by overlarge pressure direction error of two top hammers on the bearing blocks due to the deviation of the operation direction of the bearing seats is avoided.
Meanwhile, in the process that a pressure driving mechanism of the two-side top press device pressurizes a pressure-bearing block by driving a pressure-bearing seat and a top hammer connected with the pressure-bearing seat, firstly, the pressure of the two-side top press device on the top hammer is detected by each pressure sensor, then, on one hand, the power output of a pressure driver of the two-side top press device is directly adjusted according to the detected driving force so as to meet the requirement of pressure-bearing block pressurization production, on the other hand, the stress uniformity of each top hammer and the stability of the driving force output of the top hammer are directly judged according to the specific values of the driving force exerted on the two top hammers and the numerical values of the driving force exerted on each position of the top hammer in the axial direction of the surrounding top hammer, and the driving force actually output of the top hammer is effectively adjusted by operating corresponding electromagnets through the magnetic poles of corresponding electromagnets and the magnetic field intensity adjustment on the, therefore, the power output efficiency is improved, and meanwhile, the stability of power output is greatly improved, so that the aims of improving the production efficiency and the quality are fulfilled.
When two electromagnetic poles coaxially distributed on the two bearing seats are the same in the process of adjusting the magnetic poles of the electromagnet, the electromagnet provides resistance in the direction opposite to the direction of the output driving force of the pressure driving mechanism of the two-surface top press device for the two bearing seats, and the local or integral power output of the top hammer is reduced; when two electromagnetism ferromagnetic poles that the bearing seat was coaxial to be distributed are opposite, then the electro-magnet provides the auxiliary power that drives the power direction the same with the pressure drive mechanism output of two face roof press equipment for two bearing seats, improve the local or holistic power take off of top hammer to reach the nimble adjustment of the actual output pressure of top hammer and improve pressure output efficiency and stability purpose, and when adjusting the resistance and the auxiliary power that the electro-magnet provided, then the accessible adjusts the magnetic field intensity of electro-magnet, in order to reach the purpose of adjusting the actual output value of resistance and auxiliary power.
Compared with the traditional press head structure of the double-side press, the double-side press head structure has the advantages that the structure of the double-side press head structure is greatly simplified, the use is flexible and convenient, the universality is good, on one hand, the use and operation requirements of various double-side press equipment can be effectively met, on the other hand, the assembly, positioning and operation control precision is high during the operation, the driving pressure is large, the pressure output is uniform and stable, meanwhile, the double-side press head equipment system is used for driving operation, in addition, the driving force provided by the double-side press equipment system can be effectively and auxiliarily adjusted according to the use requirements, so that the pressing driving operation efficiency is met, in addition, the flexible adjustment of the driving force is effectively realized, and the pressing operation control precision of the double-side.
It will be appreciated by persons skilled in the art that the present invention is not limited by the embodiments described above. The foregoing embodiments and description have been presented only to illustrate the principles of the invention. Various changes and modifications can be made without departing from the spirit and scope of the invention. Such variations and modifications are intended to be within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a bipartition formula two sides roof press is with splitting column type pressure head structure which characterized in that: the split-column type pressure head structure for the two-part two-side pressure machine comprises two pressure bearing seats, guide columns, electromagnets, a top hammer and a pressure sensor, wherein the pressure bearing seats are of a cylindrical structure with a semicircular cross section, the front end face of each pressure bearing seat is of a planar structure, the rear end face of each pressure bearing seat is of an arc structure, at least two positioning holes are formed in the left end face and the right end face of each pressure bearing seat, the positioning holes are symmetrically distributed along the axis of the pressure bearing seats and are perpendicular to the front end face of the pressure bearing seat, the positioning holes in the two pressure bearing seats are coaxially distributed, the two pressure bearing seats are mutually connected with the guide columns through the positioning holes, the two pressure bearing seats are mutually connected through the guide columns and are symmetrically distributed at the middle points of the guide columns, the front end faces of the two pressure bearing seats are mutually distributed in parallel, the distance between the front end faces of the two pressure bearing seats is 2/3, when the distance between the front end faces of the pressure bearing seats is 0, the two pressure bearing seats form a cylindrical structure, the front end faces of the pressure bearing seats are provided with pressure bearing grooves with cylindrical cavity structures, the pressure bearing grooves are distributed with the axis vertical to the front end faces of the pressure bearing seats, the intersection point is positioned at the midpoint position of the front end surface of the pressure bearing seat, and the pressure bearing grooves of the two pressure bearing grooves are coaxially distributed and communicated with each other, the top hammers are embedded in the pressure bearing grooves, each pressure bearing groove is provided with one top hammer and is coaxially distributed with the top hammers, the side surface of the top hammer is propped against the side wall of the pressure-bearing groove and is mutually connected in a sliding way, the rear end surface of the top hammer is connected with the bottom of the pressure-bearing groove through at least three pressure sensors, the pressure sensors are uniformly distributed around the axial line of the top hammer, the front end surface of the top hammer exceeds the front of the pressure bearing seat by at least 5 mm, the electromagnets are uniformly distributed on the front end face of the pressure bearing seat around the axis of the pressure bearing groove, and the electromagnets on the two pressure bearing seats are coaxially distributed.
2. The split-column type press head structure for the two-part type double-face press machine according to claim 1, wherein: the pressure-bearing seat rear end face on constant head tank, the constant head tank is located the position between the guide post of pressure-bearing seat both ends position, and the constant head tank degree of depth is not more than 50 millimeters.
3. The split-column type press head structure for the two-part type double-face press machine according to claim 1, wherein: the outer surface of the pressure-bearing seat corresponding to the positioning hole is provided with at least one positioning pin, the pressure-bearing seat corresponding to the positioning pin is provided with a pin hole, and the positioning pin is connected with the guide post through the pin hole.
4. The split-column type press head structure for the two-part type double-face press machine according to claim 1, wherein: the side surface of the top hammer is provided with at least one elastic sealing ring, and the elastic sealing rings are coaxially distributed with the top hammer and are in sliding connection with the side wall of the pressure bearing groove.
5. The split-column type press head structure for the two-part type double-face press machine according to claim 1, wherein: the pressure-bearing groove side wall establish two elastic sealing strips, the elastic sealing strip be with the closed annular structure of pressure-bearing groove coaxial distribution, one of them elastic sealing strip inlays in pressure-bearing groove side wall bottom position, another elastic sealing strip is located pressure-bearing groove side wall top position, and each elastic sealing strip all with top hammer lateral surface sliding connection.
6. The split-column type press head structure for the two-part type double-face press machine according to claim 1, wherein: the distance between the groove wall of the pressure bearing groove and the outer surface of the pressure bearing seat is not less than 5 mm.
7. The split-column type press head structure for the two-part type double-face press machine according to claim 1, wherein: the front end face of the electromagnet is 0-10 mm lower than that of the pressure bearing seat, and the area of the front end face of the electromagnet is 1/3-2/3 of that of the pressure bearing seat.
8. The split-column type press head structure for the two-part type double-face press machine according to claim 6, wherein: the outer surfaces of the guide post and the top hammer are provided with a lubricating coating which is not less than 0.5 mm thick and based on polytetrafluoroethylene, and the inner surfaces of the positioning hole and the pressure-bearing groove are provided with an anti-friction coating which is not less than 1 mm thick and based on polyurea and polytetrafluoroethylene.
9. The split-column type press head structure for the two-part type double-face press machine according to claim 8, wherein: in the anti-friction coating based on polyurea and polytetrafluoroethylene, the use ratio of polyurea to polytetrafluoroethylene is 1: 1.5-5.
10. The split-column type press head structure for the two-part type double-face press machine according to claim 1, wherein: the guide post midpoint position establish the elastic backing plate, the elastic backing plate is located the platelike structure of the coaxial distribution of guide post, the cladding is outside the guide post and with the preceding terminal surface parallel distribution of pressure-bearing seat, just elastic backing plate thickness be 0.5-1.5 times of terminal surface before the holding-up hammer to the preceding terminal surface distance of pressure-bearing seat.
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| CN110897424A (en) * | 2019-11-12 | 2020-03-24 | 北京理工大学 | Snore-stopping mattress |
| CN112976639A (en) * | 2021-04-22 | 2021-06-18 | 焦作天宝桓祥机械科技有限公司 | Modular forging and melting novel super-huge six-side-top hydraulic equipment |
| CN113368783B (en) * | 2021-06-18 | 2023-03-31 | 邵阳市东昇超硬材料有限公司 | High-temperature and high-pressure equipment for diamond synthesis |
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