CN213258146U - Knife rest assembly system structure of stop valve repairing and cutting device - Google Patents
Knife rest assembly system structure of stop valve repairing and cutting device Download PDFInfo
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- CN213258146U CN213258146U CN202020756289.0U CN202020756289U CN213258146U CN 213258146 U CN213258146 U CN 213258146U CN 202020756289 U CN202020756289 U CN 202020756289U CN 213258146 U CN213258146 U CN 213258146U
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Abstract
The utility model discloses a cutting device's knife rest assembly system structure is restoreed to stop valve, it relates to a knife rest assembly. The cylindrical cutter row assembly comprises a cutter push-pull rod, a cutter telescopic control piece, a cutter push-pull rod upper bearing and a cutter push-pull rod lower bearing, wherein the cutter push-pull rod is installed in an inner cavity of the cutter telescopic control piece, the cutter push-pull rod upper bearing and the cutter push-pull rod lower bearing are arranged on the cutter push-pull rod, and a push-pull rod dovetail groove is formed in the lower end of the cutter push-pull rod. The utility model has the advantages of reasonable design, it is convenient to change the cutter, and cutter unit removes in a flexible way, and the oscilaltion is convenient, needs the demand at radial movement when having satisfied the cutter cutting, and the practicality is strong.
Description
Technical Field
The utility model relates to a knife rest assembly, concretely relates to cutting device's knife rest assembly system architecture is restoreed to stop valve.
Background
The utility model provides a cutting device is restoreed to stop valve is to the sealed face of the big latus rectum stop valve of nuclear power station nuclear island pipe-line system repair and a device of special design, generally speaking, more than big latus rectum stop valve DN280, weight 100Kg, if the sealed face of gate valve is restoreed to present needs, only changes whole valve body, and work is very heavy, and the cost is extremely expensive, and operating personnel is the operation under the high radiation environment in addition, must receive the radiation, causes very big influence to the health. Present stop valve restoration cutting device's knife rest assembly system structural design is unreasonable, and the operation is inconvenient, to sum up, the utility model discloses a stop valve restoration cutting device's knife rest assembly system structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cutting device's knife rest assembly system structure is restoreed to stop valve, structural design is reasonable, and it is convenient to change the cutter, and cutter unit removes in a flexible way, and the oscilaltion is convenient, needs when having satisfied the cutter cutting at radial movement's demand, and the practicality is strong.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a stop valve restores cutting device's knife rest subassembly system architecture, includes cylindrical cutter row subassembly, cylindrical cutter row subassembly include cutter push-and-pull rod, the flexible control of cutter, cutter push-and-pull rod upper bearing, cutter push-and-pull rod lower bearing, the cutter push-and-pull rod is installed to the inner chamber of the flexible control of cutter, is provided with cutter push-and-pull rod upper bearing, cutter push-and-pull rod lower bearing on the cutter push-and-pull rod, cutter push-and-pull rod lower extreme is provided with push-and-pull rod dovetail.
Preferably, the cutter component comprises a cutter elbow, a cutter handle outer sleeve, a cutter elbow shaft pin and a cutter fixing hole; the cutter is arranged in the cutter handle outer sleeve and is fixed through the two cutter fixing holes, the cutter handle outer sleeve is connected with the cutter elbow through the cutter elbow shaft pin, the cutter elbow dovetail groove is formed in the cutter elbow, and the push-pull rod dovetail groove is matched with the cutter elbow dovetail groove in the cutter assembly.
Preferably, the cutter push-pull rod is in up-and-down sliding fit with the cutter telescopic control piece, the cutter push-pull rod is in control connection with the cutter telescopic upper limit annunciator and the cutter telescopic lower limit annunciator, the cutter telescopic upper limit annunciator and the cutter telescopic lower limit annunciator are installed on the cutter telescopic annunciator installation plate, and the cutter telescopic upper limit annunciator and the cutter telescopic lower limit annunciator are in control connection with the cutter telescopic servo motor through the cutter telescopic control piece.
Preferably, the tool push-pull rod is fixedly connected with the tool rest assembly portal frame through a cylindrical tool row connecting assembly outer sleeve boss, the tool rest assembly portal frame is fixedly connected with a tool telescopic screw rod upper support and a tool telescopic screw rod lower support, the tool telescopic screw rod is arranged between the tool telescopic screw rod upper support and the tool telescopic screw rod lower support, the screw rod sliding block is arranged on the tool telescopic screw rod and fixedly connected with the tool push-pull rod connecting assembly, and the tool push-pull rod connecting assembly is connected with the cylindrical tool row connecting assembly.
Preferably, the tool telescopic screw rod is in transmission connection with a tool telescopic servo motor through a tool telescopic motor coupler, the tool telescopic servo motor is installed on a tool telescopic motor installation frame, and the tool telescopic motor installation frame is fixedly connected with the tool rest assembly portal frame.
Preferably, the cutter push-pull rod connecting assembly comprises an upper fixing ring of the cutter push-pull rod connecting assembly, an outer sleeve of the cutter push-pull rod connecting assembly, a lower fixing ring of the cutter push-pull rod connecting assembly, an upper bearing of the cutter push-pull rod connecting assembly and a lower bearing of the cutter push-pull rod connecting assembly, the upper fixing ring of the cutter push-pull rod connecting assembly, the lower fixing ring of the cutter push-pull rod connecting assembly and the cutter push-pull rod are fixedly connected through fixing bolts of the cutter push-pull rod connecting assembly, the upper fixing ring of the cutter push-pull rod connecting assembly and the lower fixing ring of the cutter push-pull rod connecting assembly rotate together with the cutter push-pull rod and the whole cylindrical cutter row assembly through the upper.
Preferably, the cylindrical tool apron connecting assembly consists of an upper fixing ring of the cylindrical tool apron connecting assembly, an outer sleeve of the cylindrical tool apron connecting assembly, a lower fixing ring of the cylindrical tool apron connecting assembly, an upper bearing of the cylindrical tool apron connecting assembly and a lower bearing of the cylindrical tool apron connecting assembly, wherein the upper fixing ring of the cylindrical tool apron connecting assembly, the lower fixing ring of the cylindrical tool apron connecting assembly and the tool telescopic control piece are fixedly connected through bolts of the fixing ring of the cylindrical tool apron connecting assembly, the upper fixing ring of the cylindrical tool apron connecting assembly and the lower fixing ring of the cylindrical tool apron connecting assembly rotate together with the whole cylindrical tool apron assembly through the upper bearing of the cylindrical tool apron connecting assembly and the lower bearing of the cylindrical tool apron connecting assembly, the outer sleeve of the cylindrical tool apron connecting assembly is fixedly connected with the lifting slide block through a boss of the outer sleeve of the cylindrical tool apron connecting assembly, the requirements of tool replacement and debugging are met.
The utility model has the advantages that: the utility model has the advantages of reasonable design, it is convenient to change the cutter, and cutter unit removes in a flexible way, and the oscilaltion is convenient, needs the demand at radial movement when having satisfied the cutter cutting, and the practicality is strong.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments;
fig. 1 is a front view of the present invention;
FIG. 2 is a schematic view taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of a cylindrical blade row assembly of the present invention;
FIG. 4 is a schematic view of the internal structure of FIG. 3;
FIG. 5 is a schematic view of a cutter assembly of the present invention;
fig. 6 is a schematic view of a tool push-pull rod connection assembly of the present invention;
FIG. 7 is a schematic view taken along line B-B of FIG. 6;
fig. 8 is a schematic view of a cylindrical blade row connection assembly of the present invention;
fig. 9 is a schematic view of the internal structure of fig. 8.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 to 9, the following technical solutions are adopted in the present embodiment: a knife rest component system structure of a stop valve repairing and cutting device comprises a cylindrical knife row component 15, wherein the cylindrical knife row component 15 comprises a knife push-pull rod 16, a knife telescopic control piece 13, a knife push-pull rod upper bearing 19 and a knife push-pull rod lower bearing 20, the knife push-pull rod 16 is installed in the inner cavity of the knife telescopic control piece 13, the knife push-pull rod 16 is provided with the knife push-pull rod upper bearing 19 and the knife push-pull rod lower bearing 20, and the lower end of the knife push-pull rod 16 is provided with a push-pull rod dovetail groove 21 and a knife component 22; the dovetail slots cooperate with the tool elbow dovetail slots 23 in the tool assembly 22 to allow the tool assembly 22 to move radially in a telescoping manner within the tool assembly slide 42 when the tool push-pull rod 16 is moved up and down by an external force.
It should be noted that the tool assembly 22 includes a tool elbow 24, a tool holder housing 26, and a tool 28, the tool 28 is mounted in the tool holder housing 26 and secured by two tool securing holes 27, and the tool holder housing 26 is connected to the tool elbow 24 by a tool elbow pin 25, so that when the tool holder push-pull rod 39 moves up and down, the entire tool assembly 22 is secured to move flexibly in a horizontal direction within the tool assembly slide 42 in a sliding fit of 2 dovetails.
It is noted that the tool push-pull rod connecting assembly 9 is composed of an upper tool push-pull rod connecting assembly fixing ring 30, an outer tool push-pull rod connecting assembly sleeve 31, a lower tool push-pull rod connecting assembly fixing ring 32, an upper tool push-pull rod connecting assembly bearing 33 and a lower tool push-pull rod connecting assembly bearing 34, which is fixedly connected to the tool push-pull rod 16 by means of the tool push-pull rod coupling assembly upper retaining ring 30 and the tool push-pull rod coupling assembly lower retaining ring 32 by means of the tool push-pull rod coupling assembly retaining bolt 29, 2 retaining rings rotating with the tool push-pull rod 16 and the entire cylindrical tool row assembly 15 by means of 2 bearings, and the cutter push-pull rod connecting assembly outer sleeve 31 is fixedly connected with the screw rod sliding block 6, so that the cutter push-pull rod 16 can be driven to move up and down relative to the cutter telescopic control piece 13 when the screw rod sliding block 6 moves up and down, and the requirement that the cutter needs to move in the radial direction during cutting is met.
It should be noted that the tool push-pull rod 16 controls the up-and-down movement distance relative to the tool telescoping control member 13 by the signals from the tool telescoping upper limit annunciator 12 and the tool telescoping lower limit annunciator 14 mounted on the tool telescoping annunciator mounting plate 11, and the tool telescoping control member 13 feeds the captured signal back to the tool telescoping servo motor 1 to control the up-and-down movement distance.
It is noted that the cylindrical tool row connecting assembly 10 is composed of a cylindrical tool row connecting assembly upper fixing ring 35, a cylindrical tool row connecting assembly outer sleeve 37, a cylindrical tool row connecting assembly lower fixing ring 39, a cylindrical tool row connecting assembly upper end bearing 40 and a cylindrical tool row connecting assembly lower end bearing 41, the cutter extension control member 13 is fixedly connected with the cylindrical cutter row connecting assembly upper fixing ring 35 and the cylindrical cutter row connecting assembly lower fixing ring 39 through cylindrical cutter row connecting assembly fixing ring bolts 36, the two fixing rings rotate along with the whole cylindrical cutter row assembly 15 through two bearings, and the cylindrical tool row connecting assembly housing 37 is fixedly connected with the lifting slide block through a cylindrical tool row connecting assembly housing boss 38, when the lifting slide block moves up and down, the whole tool rest component system can be driven to move up and down, and the requirements of tool replacement and debugging are met.
In addition, the tool push-pull rod 16 can only move up and down relative to the tool telescopic control member 13 and can rotate together with the tool telescopic control member by fixedly connecting the outer sleeve boss 38 of the cylindrical tool row connecting component with the tool rest component portal frame 8, the tool rest assembly portal frame 8 is used as a reference part, an upper support 4 of a tool telescopic screw rod and a lower support 7 of the tool telescopic screw rod are fixedly connected on the reference part, the tool telescopic screw rod 5 is arranged between the two supports, a screw rod slide block 6 is arranged on the tool telescopic screw rod 5, the screw rod slide block 6 is fixedly connected with a tool push-pull rod connecting assembly 9, when the cutter telescopic screw rod 5 is rotated by power, the screw rod slide block 6 is driven and the cutter push-pull rod connecting component 9 fixedly connected with the screw rod slide block is driven to move up and down, the tool push-pull rod coupling assembly 9 thus moves the tool push-pull rod 16 together, causing the tool assembly 22 to move horizontally in a radial direction. The rotary power of the tool telescopic lead screw 5 is provided by a tool telescopic servo motor 1, the tool telescopic servo motor 1 is installed on a tool telescopic motor installation frame 2 through the transmission of a tool telescopic motor coupler 3, and the tool telescopic motor installation frame 2 is fixedly connected with a tool rest assembly portal frame 8.
This embodiment's structural design is reasonable, and convenient operation is reliable, has avoided operating personnel to contact the radiation source, has guaranteed its personal safety, and cutter unit removes in a flexible way, and the oscilaltion is convenient, needs the demand at radial movement when having satisfied the cutter cutting, and the practicality is strong.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a knife rest assembly system structure of cutting device is restoreed to stop valve, its characterized in that, includes cylindrical cutter row subassembly (15), cylindrical cutter row subassembly (15) include cutter push-and-pull rod (16), cutter flexible control piece (13), cutter push-and-pull rod upper bearing (19), cutter push-and-pull rod lower bearing (20), cutter push-and-pull rod (16) are installed to the inner chamber of cutter flexible control piece (13), be provided with cutter push-and-pull rod upper bearing (19), cutter push-and-pull rod lower bearing (20) on cutter push-and-pull rod (16), cutter push-and-pull rod (16) lower extreme is provided with push-and-pull rod (21) and cutter subassembly (.
2. The structure of a knife holder assembly system of a stop valve restoration cutting device according to claim 1, wherein the knife assembly (22) comprises a knife elbow (24), a knife holder sleeve (26), a knife (28), a knife elbow shaft pin (25) and a knife fixing hole (27); the cutter (28) is arranged in the cutter handle outer sleeve (26) and is fixed through two cutter fixing holes (27), the cutter handle outer sleeve (26) is connected with the cutter elbow (24) through a cutter elbow shaft pin (25), a cutter elbow dovetail groove (23) is arranged on the cutter elbow (24), and the push-pull rod dovetail groove (21) is matched with the cutter elbow dovetail groove (23) in the cutter assembly (22).
3. The tool rest assembly system structure of the stop valve repairing cutting device according to claim 1, wherein the tool push-pull rod (16) is in up-and-down sliding fit with the tool telescoping control member (13), the tool push-pull rod (16) is in control connection with the tool telescoping upper limit annunciator (12) and the tool telescoping lower limit annunciator (14), the tool telescoping upper limit annunciator (12) and the tool telescoping lower limit annunciator (14) are mounted on the tool telescoping annunciator mounting plate (11), and the tool telescoping upper limit annunciator (12) and the tool telescoping lower limit annunciator (14) are in control connection with the tool telescoping servo motor (1) through the tool telescoping control member (13).
4. The tool rest assembly system structure of the stop valve repairing cutting device according to claim 1, wherein the tool push-pull rod (16) is fixedly connected with a tool rest assembly portal frame (8) through a cylindrical tool row connecting assembly outer sleeve boss (38), the tool rest assembly portal frame (8) is fixedly connected with a tool telescopic screw rod upper support (4) and a tool telescopic screw rod lower support (7), a tool telescopic screw rod (5) is installed between the tool telescopic screw rod upper support (4) and the tool telescopic screw rod lower support (7), a screw rod sliding block (6) is installed on the tool telescopic screw rod (5), the screw rod sliding block (6) is fixedly connected with a tool push-pull rod connecting assembly (9), and the tool push-pull rod connecting assembly (9) is connected with the cylindrical tool row connecting assembly (10).
5. The tool rest assembly system structure of the stop valve repairing cutting device according to claim 4, wherein the tool telescopic screw rod (5) is in transmission connection with a tool telescopic servo motor (1) through a tool telescopic motor coupler (3), the tool telescopic servo motor (1) is installed on a tool telescopic motor installation frame (2), and the tool telescopic motor installation frame (2) is fixedly connected with a tool rest assembly portal frame (8).
6. The tool rest assembly system structure of a stop valve repairing cutting device according to claim 4, wherein the tool push-pull rod connecting assembly (9) is composed of an upper tool push-pull rod connecting assembly fixing ring (30), an outer tool push-pull rod connecting assembly sleeve (31), a lower tool push-pull rod connecting assembly fixing ring (32), an upper tool push-pull rod connecting assembly bearing (33) and a lower tool push-pull rod connecting assembly bearing (34), the upper tool push-pull rod connecting assembly fixing ring (30), the lower tool push-pull rod connecting assembly fixing ring (32) and the tool push-pull rod (16) are fixedly connected through a tool push-pull rod connecting assembly fixing bolt (29), the upper tool push-pull rod connecting assembly fixing ring (30) and the lower tool push-pull rod connecting assembly fixing ring (32) rotate together with the tool push-pull rod (16) and the entire cylindrical tool row assembly (15) through the two upper tool push-pull rod connecting assembly bearings (33, the outer sleeve (31) of the cutter push-pull rod connecting assembly is fixedly connected with the screw rod sliding block (6).
7. The tool rest assembly system structure of the stop valve repairing cutting device according to claim 4, wherein the cylindrical tool row connecting assembly (10) comprises an upper fixing ring (35) of the cylindrical tool row connecting assembly, an outer sleeve (37) of the cylindrical tool row connecting assembly, a lower fixing ring (39) of the cylindrical tool row connecting assembly, an upper bearing (40) of the cylindrical tool row connecting assembly and a lower bearing (41) of the cylindrical tool row connecting assembly, the upper fixing ring (35) of the cylindrical tool row connecting assembly, the lower fixing ring (39) of the cylindrical tool row connecting assembly and the tool telescopic control member (13) are fixedly connected through a fixing ring bolt (36) of the cylindrical tool row connecting assembly, the upper fixing ring (35) of the cylindrical tool row connecting assembly and the lower fixing ring (39) of the cylindrical tool row connecting assembly are fixedly connected through an upper bearing (40) of the cylindrical tool row connecting assembly, The cylindrical cutter bar connecting assembly lower end bearing (41) rotates along with the whole cylindrical cutter bar assembly (15), and the cylindrical cutter bar connecting assembly outer sleeve (37) is fixedly connected with the lifting slide block through a cylindrical cutter bar connecting assembly outer sleeve boss (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020756289.0U CN213258146U (en) | 2020-05-09 | 2020-05-09 | Knife rest assembly system structure of stop valve repairing and cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020756289.0U CN213258146U (en) | 2020-05-09 | 2020-05-09 | Knife rest assembly system structure of stop valve repairing and cutting device |
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| Publication Number | Publication Date |
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| CN213258146U true CN213258146U (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020756289.0U Active CN213258146U (en) | 2020-05-09 | 2020-05-09 | Knife rest assembly system structure of stop valve repairing and cutting device |
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| CN (1) | CN213258146U (en) |
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