CN109158979B - Rotary joint plane sealing grinding device - Google Patents
Rotary joint plane sealing grinding device Download PDFInfo
- Publication number
- CN109158979B CN109158979B CN201811100639.1A CN201811100639A CN109158979B CN 109158979 B CN109158979 B CN 109158979B CN 201811100639 A CN201811100639 A CN 201811100639A CN 109158979 B CN109158979 B CN 109158979B
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- storage groove
- positioning
- elastic element
- supporting
- pressing plate
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- 238000007789 sealing Methods 0.000 title abstract description 35
- 238000003825 pressing Methods 0.000 claims abstract description 43
- 238000003860 storage Methods 0.000 claims description 53
- 238000004891 communication Methods 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000007423 decrease Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B15/00—Machines or devices designed for grinding seat surfaces; Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/11—Lapping tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/27—Work carriers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a rotary joint plane sealing grinding device, which comprises a workpiece clamping disc and a pressing disc matched with the workpiece clamping disc, wherein a groove seat for accommodating workpieces is arranged on the workpiece clamping disc, a first accommodating groove is arranged in the workpiece clamping disc, a supporting seat is arranged in the first accommodating groove and can be slidably arranged in the first accommodating groove, a supporting and positioning rod is arranged in the first accommodating groove, a positioning chute is arranged on the supporting and positioning rod, a first shaft hole matched with the positioning support rod is arranged on the supporting seat, and the rotary joint plane sealing grinding device also comprises a positioning pin hole arranged on the supporting seat, and a positioning pin matched with the positioning chute is arranged on the positioning pin hole.
Description
Technical Field
The invention relates to a rotary joint plane sealing grinding device.
Background
Because there are few tools or tools specially used for grinding the end face of the sealing rotating shaft of the planar sealing rotating joint in the current market, the end face of the sealing rotating shaft of the planar sealing rotating joint is generally directly ground on abrasive paper manually, or the sealing rotating shaft is installed in the tool by a simple tool (a circular ring is made) and is directly ground on a planar grinder (a grinding device). Therefore, if the sealing rotating shaft is manually ground, a certain experience is required for people, and the planeness, roughness and smoothness of the ground plane must be judged, so that the grinding efficiency is low, and the mass production is not facilitated; if the simple tool is used for grinding the sealing rotating shaft on the grinding disc, certain efficiency can be improved, but the mode cannot ensure that the end face of the ground sealing rotating shaft has the required flatness, so that manual secondary grinding is often needed, and especially when the specification of the sealing rotating shaft is very small, the simple tool cannot be used and can only be used in a manual grinding method. The two modes lead the whole production efficiency to be low, the production cost to be high, the demand of the rotary joint is continuously increased along with the continuous development of economy in recent years, the applicable industry of the rotary joint is wide, the related fields are various, the regional span is large, and the production supply of the rotary joint is required to be short.
In view of this, the present inventors have conducted intensive studies on the above problems, and have made the present invention.
Disclosure of Invention
The invention aims to provide a rotary joint plane sealing grinding device capable of improving grinding efficiency and grinding quality.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the plane sealing grinding device for the rotary joint comprises a workpiece clamping disc and a pressure plate matched with the workpiece clamping disc, wherein the workpiece clamping disc is provided with a groove seat for accommodating a workpiece, the groove seat penetrates from one end of the workpiece clamping disc to the other end, a first storage groove is formed in the workpiece clamping disc, a supporting seat is arranged in the first storage groove and slidably arranged in the first storage groove, one end of the supporting seat is a supporting end which can extend out of the first storage groove, the other end of the supporting seat is a positioning end positioned in the first storage groove, a supporting positioning rod is arranged in the first storage groove, a positioning chute is arranged on the supporting positioning rod, a first shaft hole matched with a positioning support rod is formed in the supporting seat, the plane sealing grinding device further comprises a positioning pin hole which is arranged on the supporting seat and penetrates from the inner wall of the first shaft hole to the outer wall of the supporting seat, the positioning pin hole is provided with a positioning pin matched with the positioning chute, the workpiece clamping plate is provided with an elastic compensation hole which is communicated with a first storage groove, a first elastic element is arranged in the elastic compensation hole corresponding to the positioning pin, a first limit table is formed in the first storage groove, a first limit part is arranged on the supporting positioning rod, the workpiece clamping plate also comprises a second elastic element sleeved on the positioning support rod, one end of the second elastic element is propped against the first limit part, the other end of the second elastic element is propped against the first limit table, a communication hole which is communicated with the first storage groove is also arranged in the first storage groove, a locking pressure rod is penetrated in the communication hole, one end of the locking pressure rod extending into the communication hole is provided with a clamping part which can extend into the first storage groove and can be clamped in the first storage groove, a second storage groove is arranged on the pressing plate, the locking pressure rod extends into the second storage groove, a second limit table is formed in the second storage groove, a second limit part is arranged on the locking pressure rod, the novel locking device comprises a locking compression bar, and is characterized by further comprising a third elastic element sleeved on the locking compression bar, wherein one end of the third elastic element is propped against the second limiting table, the other end of the third elastic element is propped against the second limiting part, a third limiting table is further arranged in the first storage groove, a fourth elastic element is arranged between the positioning end of the supporting seat and the third limiting table, one end of the fourth elastic element is propped against the third limiting table, and the other end of the fourth elastic element is propped against the positioning end of the supporting seat.
As a preferable mode of the present invention, the first elastic element, the second elastic element, the third elastic element, and the fourth elastic element are springs.
In a preferred embodiment of the present invention, a circlip for a hole for restricting the sliding off of the locking plunger is provided in the second receiving groove.
As a preferable mode of the invention, a supporting and fixing block is arranged between the first elastic element and the positioning pin, one end of the supporting and fixing block is arranged in the elastic compensation hole, and the other end of the supporting and fixing block is arranged in the positioning pin hole.
As a preferable mode of the present invention, the number of the positioning pin holes and the number of the positioning pins are two.
As a preferred mode of the invention, the positioning sliding groove is provided with a conical hole wall, the outer diameter of the conical hole wall gradually decreases from one end close to the pressure plate to one end far away from the pressure plate, and the positioning pin is provided with a conical surface matched with the conical hole wall.
As a preferred mode of the invention, the device further comprises a reset pressure rod, a second shaft hole is formed in the pressure plate, the second shaft hole penetrates through the pressure plate from one end to the other end, the reset pressure rod penetrates through the second shaft hole, one end of the reset pressure rod extends out of one end of the second shaft hole, the other end of the reset pressure rod extends out of the other end of the second shaft hole and extends into the first storage groove, the reset pressure rod is arranged corresponding to the positioning end, a fourth limiting table is arranged in the second shaft hole, an annular boss is arranged on the reset pressure rod, the device further comprises a fifth spring sleeved on the reset pressure rod, one end of the fifth spring abuts against the fourth limiting table, and the other end of the fifth spring abuts against the annular boss.
As a preferable mode of the invention, a third accommodating groove is formed in the pressure plate corresponding to the groove seat, the third accommodating groove penetrates from one end of the pressure plate to the other end of the pressure plate, the workpiece stretches into the third accommodating groove, a supporting gasket, a sixth spring and a pressure regulating knob are arranged in the third accommodating groove, the pressure regulating knob is arranged in the third accommodating groove in a threaded connection mode, and the sixth spring is arranged between the supporting gasket and the pressure regulating knob.
In a preferred embodiment of the present invention, the plurality of the groove seats is provided, and the plurality of the third receiving grooves is provided.
By adopting the technical scheme, the rotary joint plane sealing grinding device is designed to realize batch grinding and intelligent adjustment of sealing rotating shafts with different specifications, the operation is simple and convenient, the grinding device is utilized to thoroughly replace manpower, shorten the grinding time, improve the production efficiency of products, and in addition, the grinding device is used for realizing the grinding requirement control of the sealing end face, improving the sealing reliability of the plane sealing rotary joint, reducing the production cost, prolonging the service life and creating more economic values.
Drawings
FIG. 1 is a first state of use of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a second usage state diagram of the present invention;
in the figure:
10-platen 11-second storage groove
12-second limiting table 13-circlip for hole
14-third receiving groove 15-supporting pad
16-adjusting knob 17-elastic balance ring
20-workpiece-holding chuck 21-groove seat
22-first receiving groove 23-elasticity compensating hole
24-first limiting table 25-communication hole
30-workpiece 40-supporting seat
41-support end 42-positioning end
43-first shaft hole 44-positioning pin
441-conical surface 45-first shaft hole
50-positioning support rod 51-positioning chute
52-first stop 61-first elastic element
62-second elastic element 63-third elastic element
64-fourth elastic element 65-fifth elastic element
66-sixth elastic element 70-locking compression bar
71-first limit part 72-holding part
80-reset compression bar 81-annular boss
82-fourth limiting table
Detailed Description
For further explanation of the technical scheme of the present invention, the following is described in detail with reference to the accompanying drawings.
Referring to fig. 1 to 3, a rotary joint plane seal grinding device comprises a workpiece chuck 20 and a pressing plate 10 matched with the workpiece chuck 20, wherein a groove seat 21 for accommodating a workpiece is arranged on the workpiece chuck 20, the groove seat 21 penetrates from one end of the workpiece chuck 20 to the other end, the groove seat 21 can support the workpiece 30 after the workpiece 30 is placed on the groove seat 21 by taking the direction of fig. 1 as an example, so that the workpiece 30 cannot drop downwards, a first accommodating groove 22 is arranged in the workpiece chuck 20, the first accommodating groove extends from the lower end to the upper end of the workpiece chuck 20, a supporting seat 40 is arranged in the first accommodating groove 22, the supporting seat 40 is slidably arranged in the first accommodating groove 22, one end of the supporting seat 40 can extend out of a supporting end 41 of the first accommodating groove 22, the other end is positioned at a positioning end in the first accommodating groove 22, a supporting positioning rod 50 is arranged in the first accommodating groove 22, the support positioning rod 50 is provided with a positioning chute 51, the support seat 40 is provided with a first shaft hole 45 matched with the positioning support rod 50, the support positioning rod further comprises a positioning pin hole 43 arranged on the support seat 40, the positioning pin hole 43 penetrates from the inner wall of the first shaft hole 45 to the outer wall of the support seat 40, the positioning pin hole 43 is perpendicular to the positioning support rod 50, the positioning pin hole 43 is provided with a positioning pin 44 matched with the positioning chute 51, the workpiece clamping chuck 20 is provided with an elastic compensation hole 23, the elastic compensation hole 23 is communicated with the first storage groove 22, the elastic compensation hole 23 is provided with a first elastic element 61 corresponding to the positioning pin 44, the first storage groove 22 is provided with a first limiting table 24, the support positioning rod 50 is provided with a first limiting part 52, the support positioning rod further comprises a second elastic element 62 sleeved on the positioning support rod 50, one end of the second elastic element 62 is propped against the first limiting part 52, the other end is propped against the first limiting table 24, a communication hole 25 communicated with the first storage groove 22 is further formed in the first storage groove 22, the communication hole 25 and the first shaft hole 45 are coaxially arranged, a locking pressing rod 70 is arranged in the communication hole 25 in a penetrating mode, one end of the locking pressing rod 70, which extends into the communication hole 25, is provided with a clamping portion 72 which can extend into the first storage groove 22 and can be clamped in the first storage groove 22, the communication hole 25 can adopt a bar-shaped hole with a rectangular cross section (a cross section perpendicular to the axial direction of the communication hole 25), the clamping portion 72 adopts a bar-shaped block with a rectangular cross section, after the bar-shaped block penetrates out of the bar-shaped hole, the bar-shaped block rotates for 90 degrees, at the moment, the bar-shaped block can be clamped at the orifice position of the bar-shaped hole and cannot slide out of the bar-shaped hole, and after rotating for 90 degrees again, the bar-shaped block can slide out of the bar-shaped hole. In the invention, a second storage groove 11 is arranged on a pressing plate 10, a locking pressing rod 70 extends into the second storage groove 11, a second limiting table 12 is formed in the second storage groove 11, a second limiting part 71 is arranged on the locking pressing rod 70, the pressing plate further comprises a third elastic element 63 sleeved on the locking pressing rod 70, one end of the third elastic element 63 abuts against the second limiting table 12, the other end abuts against the second limiting part 71, a third limiting table 25 is further arranged in the first storage groove 22, a fourth elastic element 64 is arranged between a positioning end 42 of a supporting seat 40 and the third limiting table 25, one end of the fourth elastic element 64 abuts against the third limiting table 25, and the other end abuts against a positioning end 41 of the supporting seat 40.
As a preferable mode of the present invention, the first elastic element 61, the second elastic element 62, the third elastic element 63, and the fourth elastic element 64 are all springs.
In a preferred embodiment of the present invention, a circlip 13 for hole is provided in the second receiving groove 11 to restrict the sliding of the locking plunger 70.
As a preferable mode of the present invention, a supporting and fixing block 24 is disposed between the first elastic element 61 and the positioning pin 44, one end of the supporting and fixing block 24 is disposed in the elastic compensation hole 23, and the other end is disposed in the positioning pin hole 43. The support fixing block 24 is movable in the elastic compensation hole 23 and the positioning pin hole 43.
As a preferred mode of the present invention, the number of the positioning pin holes 43 and the positioning pins 44 is two, three or four, and in an embodiment, the number of the positioning pin holes 43 and the positioning pins 44 is 2.
As a preferred mode of the present invention, the positioning chute 51 has a tapered hole wall, the outer diameter of which gradually decreases from the end near the platen 10 to the end far from the platen 10, and the positioning pin 44 has a tapered surface 441 which mates with the tapered hole wall. With this structure, the supporting seat 41 can be temporarily positioned by the cooperation of the tapered hole wall and the tapered surface, and when the positioning supporting rod 50 is pressed, the positioning supporting rod 50 can push the two positioning pins 44 to move in the direction away from each other, and the positioning pins 44 are gradually separated from the positioning sliding grooves 51.
As a preferred mode of the present invention, the present invention further includes a reset pressure lever 80, a second shaft hole is formed on the pressure plate 10, the second shaft hole penetrates from one end to the other end of the pressure plate 10, the reset pressure lever 80 penetrates through the second shaft hole, one end of the reset pressure lever 80 extends from one end of the second shaft hole, the other end extends from the other end of the second shaft hole and extends into the first accommodating groove 22, the reset pressure lever 80 extends to be close to the positioning end 42, the reset pressure lever 80 is disposed corresponding to the positioning end 42, a fourth limiting platform 82 is disposed in the second shaft hole, an annular boss 81 is disposed on the reset pressure lever 80, and the present invention further includes a fifth elastic element 65 sleeved on the reset pressure lever 80, the fifth elastic element 65 adopts a spring, one end of the fifth spring 65 abuts against the fourth limiting platform 82, and the other end abuts against the annular boss 81. The support base 40 can be pushed by the return lever 80 such that the positioning pin 44 slides into the positioning slide groove 51.
As a preferable mode of the present invention, the platen 10 is provided with a third receiving groove 14 corresponding to the groove seat 22, the third receiving groove 14 penetrates from one end to the other end of the platen 10, the workpiece 30 extends into the third receiving groove 14, the third receiving groove 14 is provided with a supporting pad 15, a sixth elastic element 66 and a pressure regulating knob 16, the sixth elastic element 66 adopts a spring, the pressure regulating knob 16 is arranged in the third receiving groove 14 in a threaded connection manner, and the sixth elastic element 66 is arranged between the supporting pad 15 and the pressure regulating knob 16. The pretightening force of the sixth elastic element 66 can be adjusted by adjusting the knob 16 so as to meet the processing requirements of sealing planes with different specifications.
In a preferred embodiment of the present invention, a plurality of the groove seats 21 and a plurality of the third receiving grooves 14 are provided, and with this configuration, a plurality of the workpieces 30 can be polished at the same time. Preferably, an elastic balancing ring 17 is also provided between the workpiece 30 and the workpiece chuck 20, in particular, the workpiece 30 being arranged with said elastic balancing ring 17 against the groove seat 21.
Fig. 1 shows the rotary joint plane grinding device in an opened state, wherein the second elastic element 62 is in a free state, the supporting and positioning rod 50 is automatically lifted under the influence of the second elastic element 62, the first elastic element 61 pushes the supporting and fixing block 24 to be clamped in the positioning pin hole 43 clamped in the supporting seat 41, and the positioning pin 44 is pushed by the supporting and fixing block 24 to be clamped in the positioning chute 51 of the supporting and positioning rod 50. In this state, the supporting seat 40 will be used as a support for the whole rotary joint plane sealing grinding device, so that the sealing plane of the workpiece 30 can be effectively prevented from being scratched during clamping of the workpiece 30, and in addition, the self-supporting design is more reliable.
The working principle of the invention is as follows: when the rotary joint plane seal grinding device is in an open state, all the parts are positioned as shown in fig. 1, the pressing disc 10 is opened to load the grinding workpiece 30 into the corresponding groove seat 21 in the workpiece clamping disc 20, the pressing disc 10 is covered, and at the moment, the end face of the shaft head of the grinding workpiece 30 stretches into the third accommodating groove 14 of the pressing disc 10 and pushes the parallel supporting gasket 15 to press the sixth elastic element 66; then the locking pressing rod 70 is pressed down to rotate 90 degrees to lock the pressing plate 10 and the workpiece clamping chuck 20, at the moment, the locking pressing rod 70 downwards drives the annular boss 71 to press the third elastic element 63, and when the pressing plate 10 and the workpiece clamping chuck 20 are locked by the locking pressing rod 70, the third elastic element 63 continuously generates upward pretightening force due to the pressing; in addition, when the locking compression bar 70 is pressed downwards, the supporting and positioning bar 50 is driven to press the second elastic element 62 to move downwards, the tapered hole wall of the supporting and positioning bar 50 can push the positioning pin 44 to move outwards, the positioning pin 44 can push the supporting and fixing block 44 to press the first elastic element 61, the pressure plate 10 and the workpiece clamping plate 20 can move downwards under the action of self gravity at this time, the supporting seat 40 can be automatically retracted under the action of the fourth elastic element 64, and then the sealing plane of the grinding workpiece 30 is contacted with the grinding disc 90, and the whole rotary joint plane sealing and grinding device is changed from the open state to the working state as shown in fig. 3.
When the whole grinding work is finished, the locking pressing rod 70 is pressed down and rotated by 90 degrees, the locking pressing rod 90 is automatically lifted by the upward pushing force of the third elastic element 63, and at the moment, the supporting and positioning rod 50 is lifted by the upward pushing force of the second elastic element 62; then, the reset pressing rod 80 is pressed downwards to move the device supporting seat 40 downwards, the first elastic element 61 pushes the supporting and fixing block 24 to be inserted into the positioning pin hole 43 of the supporting seat 40 to fix the supporting seat 40 when being pressed downwards to a certain displacement, and simultaneously the pressure plate 10 and the workpiece clamping plate 20 are automatically lifted upwards, so that the sealing plane of the grinding workpiece 30 is separated from the grinding disc 90.
The invention has the following advantages:
(1) The whole rotary joint plane sealing grinding device can be locked and disassembled only by pressing and screwing the locking pressing rod 70, so that the operation is simple and convenient.
(2) When the whole rotary joint plane sealing grinding device is locked, the third elastic element 63 and the sixth elastic element 66 generate pretightening force on the locking pressing rod 70 due to compression, so that the reliability of the whole grinding device in working can be further ensured.
(3) When the workpiece 30 is ground, the combined design of the elastic balancing ring 17, the pressure regulating knob 16, the sixth elastic element 66 and the supporting gasket 15 in the grinding device can further ensure the grinding effect of the final workpiece, the combination of the sixth elastic element 66, the supporting gasket 15 and the elastic balancing ring 17 can effectively prevent the workpiece from tilting, the flatness of the sealing plane of the ground workpiece 30 is ensured, the pressure regulating knob 16 can realize pressure regulation required by the work, and the pressure regulating knob 16 can be rotated up and down according to the requirements of different workpiece specifications and sealing planes.
(4) The grinding device can basically realize one-time clamping of a plurality of workpieces and automatic grinding, can completely replace manual operation, realizes mechanized production, has high efficiency and low energy consumption, improves the production efficiency of products, realizes the grinding requirement control of the sealing end face, improves the sealing reliability of the plane sealing type rotary joint, reduces the production cost, prolongs the service life and creates more economic values.
The form of the present invention is not limited to the illustrations and examples, and any person who performs a similar idea of the present invention should be regarded as not departing from the scope of the patent of the invention.
Claims (7)
1. The utility model provides a rotary joint plane seals grinder which characterized in that: comprises a workpiece clamping disc and a pressing disc matched with the workpiece clamping disc, wherein the workpiece clamping disc is provided with a groove seat for accommodating a workpiece, the groove seat penetrates from one end of the workpiece clamping disc to the other end, a first storage groove is formed in the workpiece clamping disc, a supporting seat is arranged in the first storage groove and can be slidably arranged in the first storage groove, one end of the supporting seat is a supporting end which can extend out of the first storage groove, the other end of the supporting seat is a positioning end positioned in the first storage groove, a supporting positioning rod is arranged in the first storage groove, a positioning chute is arranged on the supporting positioning rod, a first shaft hole matched with the positioning supporting rod is arranged on the supporting seat, the supporting seat also comprises a positioning pin hole which penetrates from the inner wall of the first shaft hole to the outer wall of the supporting seat, the positioning pin hole is provided with a positioning pin matched with the positioning chute, an elastic compensation hole is formed in the workpiece clamping disc, the elastic compensation hole is communicated with the first storage groove, a first elastic element is arranged in the elastic compensation hole corresponding to the positioning pin, a first limit table is formed in the first storage groove, a first limit part is arranged on the supporting positioning rod, the elastic compensation hole further comprises a second elastic element sleeved on the positioning supporting rod, one end of the second elastic element is propped against the first limit part, the other end of the second elastic element is propped against the first limit table, a communication hole communicated with the first storage groove is further arranged in the first storage groove, a locking pressure rod is penetrated in the communication hole, one end of the locking pressure rod extending into the communication hole is provided with a clamping part which can extend into the first storage groove and can be clamped in the first storage groove, a second storage groove is formed on the pressure plate, the locking pressure rod extends into the second storage groove, a second limit table is formed in the second storage groove, a second limit part is arranged on the locking pressure rod, and the elastic compensation hole further comprises a third elastic element sleeved on the locking pressure rod, one end of the third elastic element is propped against the second limiting table, the other end of the third elastic element is propped against the second limiting part, a third limiting table is further arranged in the first containing groove, a fourth elastic element is arranged between the positioning end of the supporting seat and the third limiting table, one end of the fourth elastic element is propped against the third limiting table, and the other end of the fourth elastic element is propped against the positioning end of the supporting seat;
the first elastic element, the second elastic element, the third elastic element and the fourth elastic element are all springs; and the second storage groove is internally provided with an elastic retainer ring for a hole for limiting the locking compression bar to slip.
2. A rotary joint planar seal grinding apparatus as defined in claim 1 wherein: and a supporting and fixing block is arranged between the first elastic element and the positioning pin, one end of the supporting and fixing block is arranged in the elastic compensation hole, and the other end of the supporting and fixing block is arranged in the positioning pin hole.
3. A rotary joint planar seal grinding apparatus as defined in claim 2 wherein: the number of the positioning pin holes and the number of the positioning pins are two.
4. A rotary joint planar seal grinding apparatus as defined in claim 3 wherein: the locating chute is provided with a conical hole wall, the outer diameter of the conical hole wall gradually decreases from one end close to the pressure plate to one end far away from the pressure plate, and the locating pin is provided with a conical surface matched with the conical hole wall.
5. A rotary joint planar seal grinding apparatus as claimed in any one of claims 1 to 4 wherein: the pressing plate is provided with a first storage groove, a first limiting table is arranged in the first storage groove, a first pressing plate is arranged on the pressing plate, a first pressing plate is arranged on the first storage groove, a second pressing plate is arranged on the second pressing plate, a first limiting table is arranged on the first pressing plate, a first limiting table is arranged on the second pressing plate, a first limiting table is arranged on the first pressing plate, a second limiting table is arranged on the second pressing plate, a first limiting table is arranged on the second pressing plate, a second limiting table is arranged on the second pressing plate, a third limiting table is arranged on the second pressing plate, a fourth limiting table is arranged on the second pressing plate, and one end of the second spring is propped against the first limiting table, and the other end of the second spring is propped against the second limiting table.
6. A rotary joint planar seal grinding apparatus as claimed in any one of claims 1 to 4 wherein: the pressing plate is provided with a third storage groove corresponding to the groove seat, the third storage groove penetrates from one end of the pressing plate to the other end of the pressing plate, the workpiece stretches into the third storage groove, a support gasket, a sixth spring and a pressure regulating knob are arranged in the third storage groove, the pressure regulating knob is arranged in the third storage groove in a threaded connection mode, and the sixth spring is arranged between the support gasket and the pressure regulating knob.
7. A rotary joint planar seal grinding apparatus as defined in claim 6 wherein: the groove seats are multiple, and the third storage grooves are correspondingly multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811100639.1A CN109158979B (en) | 2018-09-20 | 2018-09-20 | Rotary joint plane sealing grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811100639.1A CN109158979B (en) | 2018-09-20 | 2018-09-20 | Rotary joint plane sealing grinding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109158979A CN109158979A (en) | 2019-01-08 |
| CN109158979B true CN109158979B (en) | 2024-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811100639.1A Active CN109158979B (en) | 2018-09-20 | 2018-09-20 | Rotary joint plane sealing grinding device |
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| CN (1) | CN109158979B (en) |
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| CN104325385A (en) * | 2014-10-27 | 2015-02-04 | 成都广屹实业发展有限公司 | Grinding machine |
| CN206764344U (en) * | 2017-04-06 | 2017-12-19 | 张珠瑶 | A kind of rotational positioning clamping tooling |
| CN209239713U (en) * | 2018-09-20 | 2019-08-13 | 福建省闽旋科技股份有限公司 | A kind of rotary joint flat seal grinding device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050013550A1 (en) * | 2003-07-16 | 2005-01-20 | Chen-Hung Hung | Clip disk for grinding optical fibers |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3174448U (en) * | 2012-01-06 | 2012-03-22 | 東莞金准電器有限公司 | Rotating hook ceiling rosette |
| CN104325385A (en) * | 2014-10-27 | 2015-02-04 | 成都广屹实业发展有限公司 | Grinding machine |
| CN206764344U (en) * | 2017-04-06 | 2017-12-19 | 张珠瑶 | A kind of rotational positioning clamping tooling |
| CN209239713U (en) * | 2018-09-20 | 2019-08-13 | 福建省闽旋科技股份有限公司 | A kind of rotary joint flat seal grinding device |
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