CN219379632U - Cutter head auxiliary cutter changing device of shield tunneling machine - Google Patents
Cutter head auxiliary cutter changing device of shield tunneling machine Download PDFInfo
- Publication number
- CN219379632U CN219379632U CN202320822748.4U CN202320822748U CN219379632U CN 219379632 U CN219379632 U CN 219379632U CN 202320822748 U CN202320822748 U CN 202320822748U CN 219379632 U CN219379632 U CN 219379632U
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- support frame
- sliding support
- tool bit
- hinging block
- changing device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model belongs to the technical field of blade replacement devices, in particular to an auxiliary cutter replacement device for a cutter head of a shield machine, which comprises a bench and a first hinge block; the first hinge block is positioned above the rack; the upper side and the lower side of the first hinge block are provided with symmetrically arranged hinge openings; the inside of the hinged opening is rotationally connected with a clamping jaw; the tail ends of the clamping jaws are respectively and rotatably connected with a linkage rod; the utility model discloses a tool bit is fixed, the gangbar other end is provided with the second hinge piece, has avoided the operation personnel to need apply great effort to remove the problem of anchor clamps, only needs horizontal migration sliding support frame to accomplish the centre gripping removal to the tool bit, has avoided the chain to rock the problem that leads to the tool bit to accidentally injure the staff, has solved when carrying out the centre gripping removal with the tool bit, because the tool bit has great weight, the operation personnel need consume great effort, and because the chain is flexonics, the tool bit can swing under the action of gravity, causes the problem of injury to the operation personnel.
Description
Technical Field
The utility model belongs to the technical field of blade replacement devices, and particularly relates to an auxiliary cutter replacement device for a cutter head of a shield machine.
Background
The shield machine is a large-country machine for tunneling by a shield method, is tunnel tunneling equipment simulating earthworms, is provided with a huge cutter disc at the front end of the shield machine, and is provided with a plurality of groups of cutter heads distributed in a circumferential array, and the cutter heads need to be replaced regularly for the excellent tunneling function of the shield machine, so that auxiliary equipment for replacing the cutter heads is needed.
When traditional shield constructs quick-witted tool bit auxiliary knife changing equipment is changed the tool bit, shield constructs the quick-witted front end and stretches out a chain, then is connected anchor clamps and chain bottom, and then the operating personnel promotes anchor clamps, carries out the centre gripping with the chuck of anchor clamps to the tool bit to dismantle the tool bit, then the operating personnel pulls anchor clamps and carries the tool bit back, when changing new tool bit later, reverse the operation that carries out can.
In the prior art, anchor clamps adopt the chain to connect, when carrying out the centre gripping removal with the tool bit, because the tool bit has great weight, the operating personnel need consume great strength, and because the chain is flexonics, the tool bit can swing under the action of gravity, causes the injury to the operating personnel.
Therefore, an auxiliary cutter changing device for a cutter head of a shield machine is provided for solving the problems.
Disclosure of Invention
In order to overcome the defects in the prior art and solve the problems, the auxiliary cutter changing device for the cutter head of the shield machine is provided.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to an auxiliary cutter changing device of a cutter head of a shield machine, which comprises a bench and a first hinge block; the first hinge block is positioned above the rack; the upper side and the lower side of the first hinge block are provided with symmetrically arranged hinge openings; the inside of the hinged opening is rotationally connected with a clamping jaw; the tail ends of the clamping jaws are respectively and rotatably connected with a linkage rod; the other end of the linkage rod is provided with a second hinging block, and the linkage rod is rotationally connected with the second hinging block; a telescopic electric cylinder is fixedly connected to the second hinging block; the tail end of the telescopic electric cylinder is fixedly connected with a sliding support frame, and the middle part of the inner side of the first hinge block is fixedly connected with the sliding support frame; the sliding groove is formed in the upper surface of the rack, and the sliding support frame is connected in a sliding mode in the sliding groove.
Preferably, a countersunk hole penetrating through the bottom of the first hinge block is formed in the position where the first hinge block is connected with the clamping jaw; a first pin is inserted into the countersunk hole; the connecting position of the second hinging block and the linkage rod is provided with a plug hole penetrating through the bottom of the second hinging block; and a second pin is inserted in the insertion hole.
Preferably, a groove body is formed in the middle of the bottom of the sliding support frame; the groove body is rotatably connected with a plurality of groups of rollers, and the sliding support frame is connected in a sliding way through the rollers.
Preferably, two groups of connecting rods are fixedly connected between the clamping jaws corresponding to each other, and the connecting rods are positioned at the outer sides of the first hinging blocks; the middle part of the clamping jaw is provided with a round hole, and the clamping jaw is inserted into the round hole through a first pin to be connected with the first hinge bracket in a rotating way.
Preferably, the tail end of the telescopic electric cylinder is connected with the sliding support frame through threads, and the telescopic electric cylinder is fixedly connected with the sliding support frame through the threads.
Preferably, the position where the first hinge frame is connected with the sliding support frame is located at the upper middle part of the sliding support frame; the counter bore is polygonal in shape.
The utility model has the beneficial effects that:
the utility model provides an auxiliary cutter changing device for a cutter head of a shield machine, which is characterized in that a clamping jaw is matched with a bench, an operator places the bench on a shield machine replacement operation platform during specific operation, then assembles the clamping jaw, a telescopic electric cylinder and a sliding support frame, places the clamping jaw on a sliding rail of the bench, pushes the sliding support frame to align the clamping jaw with a cutter head to be replaced, starts the telescopic electric cylinder at the moment, achieves the aim of clamping the cutter head by the clamping jaw under the linkage action of a linkage rod and a second hinge frame, changes the mode of connecting a clamp by a bench and the clamp in a sliding manner, avoids the problem that the operator needs to apply a large force to move the clamp, can finish clamping movement of the cutter head only by horizontally moving the sliding support frame, and solves the problem that the cutter head accidentally hurts the operator due to shaking of the lock chain when the cutter head is clamped and moved, and the problem that the operator needs to consume a large force due to the fact that the lock chain is in flexible connection, the cutter head possibly swings under the action of gravity, and damages the operator.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a perspective view of a sliding support frame of the present utility model;
FIG. 3 is a perspective view of a jaw of the present utility model;
FIG. 4 is a perspective view of a second hinge block of the present utility model;
FIG. 5 is a perspective view of a gantry of the present utility model;
legend description:
1. a stand; 2. a first hinge block; 21. a countersunk hole; 22. a first pin; 23. a plug hole; 24. a second pin; 25. a screw thread nail; 3. a hinge joint; 4. a clamping jaw; 41. a connecting rod; 42. a round hole; 5. a linkage rod; 6. a second hinge block; 7. a telescopic electric cylinder; 8. a sliding support; 81. a tank body; 82. a roller; 9. and a sliding groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Specific examples are given below.
Referring to fig. 1-5, the utility model provides an auxiliary cutter changing device of a cutter head of a shield tunneling machine, which comprises a rack 1 and a first hinge block 2; the first hinge block 2 is positioned above the rack 1; the upper side and the lower side of the first hinge block 2 are provided with symmetrically arranged hinge openings 3; the hinge joint 3 is rotationally connected with a clamping jaw 4; the tail ends of the clamping jaws 4 are respectively and rotatably connected with a linkage rod 5; the other end of the linkage rod 5 is provided with a second hinging block 6, and the linkage rod 5 is rotationally connected with the second hinging block 6; a telescopic electric cylinder 7 is fixedly connected to the second hinging block 6; the tail end of the telescopic electric cylinder 7 is fixedly connected with a sliding support frame 8, and the middle part of the inner side of the first hinging block 2 is fixedly connected with the sliding support frame 8; the upper surface of the rack 1 is provided with a chute 9, and the sliding support frame 8 is connected in a sliding way in the chute 9.
During operation, because among the prior art, anchor clamps adopt the chain to connect, when carrying out the centre gripping removal with the tool bit, because the tool bit has great weight, the operation personnel need consume great strength, and because the chain is flexonics, the tool bit can swing under the action of gravity, cause the injury to the operation personnel, this equipment design a rack 1 to above-mentioned problem, the operation personnel place rack 1 on shield structure machine change operation platform, then with clamping jaw 4, flexible cylinder 7 and sliding support 8 are assembled, and place on rack 1's slide rail, then promote sliding support 8 and aim at the tool bit that waits to change with the chuck, start flexible cylinder 7 this moment, reach the purpose that clamping jaw 4 carried out the centre gripping to the tool bit under the linkage action of gangbar 5 and second articulating frame, the mode that original chain connected the anchor clamps is rack 1 and anchor clamps sliding connection moves the anchor clamps, avoided the operation personnel to need apply great strength and remove the problem of anchor clamps, only need horizontal migration sliding support 8 can accomplish the centre gripping to harm the tool bit, avoided the chain to shake and lead to the problem of the tool bit, when carrying out the tool bit has carried out the linkage and has the tool bit has great strength and can consume the flexible problem because the tool bit, can take place the flexible problem under the operation personnel, can consume great weight because of the operation personnel.
Further, as shown in fig. 1, 2 and 3, a counter-sunk hole 21 penetrating through the bottom of the first hinge block 2 is formed at the connection position of the first hinge block 2 and the clamping jaw 4; the counter bore 21 is inserted into the joint first pin 22; the position where the second hinging block 6 is connected with the linkage rod 5 is provided with a plug hole 23 penetrating through the bottom of the second hinging block 6; a second pin 24 is inserted into the insertion hole 23.
During operation, because the shield constructs the built-in place narrow and small, and the tool bit has great weight, this equipment adopts the mode of assembling between rack 1 and clamping jaw 4, changes heavier whole into each spare part, only need erect when using and install each spare part and can accomplish the centre gripping change to the tool bit, has made things convenient for the transport of operation personnel to this equipment, has reduced occupation space.
Further, as shown in fig. 2, a groove 81 is formed in the middle of the bottom of the sliding support frame 8; the groove body 81 is rotatably connected with a plurality of groups of rollers 82, and the sliding support frame 8 is slidably connected in the sliding groove 9 through the rollers 82.
During operation, the groove body 81 provides limit installation support for the roller 82, and the roller 82 changes sliding friction of the sliding support frame 8 in the sliding groove 9 into rolling friction, so that operators can move the clamping jaw 4 more easily.
Further, as shown in fig. 3, two groups of connecting rods 41 are fixedly connected between the clamping jaws 4 corresponding to each other, and the connecting rods 41 are positioned at the outer side of the first hinge block 2; a round hole 42 is formed in the middle of the clamping jaw 4, and the clamping jaw 4 is inserted into the round hole 42 through a first pin 22 and is in rotary connection with the first hinge frame.
During operation, the connecting rod 41 is firm for keeping between the clamping jaw 4 that corresponds each other from top to bottom, prevents that clamping jaw 4 from breaking after carrying out the centre gripping to the tool bit, and round hole 42 is the same with the diameter of counter bore 21, can change clamping jaw 4 through the cooperation of round hole 42 and first pin 22, is convenient for carry out the centre gripping to different tool bits and changes.
Further, as shown in fig. 1, a screw 25 is screwed at a position where the tail end of the telescopic electric cylinder 7 is connected with the sliding support frame 8, and the telescopic electric cylinder 7 is fixedly connected with the sliding support frame 8 through the screw 25.
During operation, the telescopic electric cylinder 7 is fixedly connected with the sliding support frame 8 through the screw nails 25, so that the stability of the telescopic electric cylinder 7 during operation is ensured, and a fixing effect is provided for the telescopic electric cylinder 7.
Further, as shown in fig. 2, the position where the first hinge frame is connected to the sliding support frame 8 is located at the middle upper part of the sliding support frame 8; the counter bore 21 is polygonal in shape.
When the tool bit overturning device works, the position where the first hinge frame is connected with the sliding support frame 8 is located at the middle upper part of the sliding support frame 8, so that the sliding support frame 8 is prevented from overturning after the clamping jaw 4 clamps the tool bit; the polygonal countersunk holes 21 are matched with the first pins 22, so that the stabilizing effect of the pins on equipment can be increased, and the clamping jaw 4 is prevented from loosening.
Working principle: because among the prior art, anchor clamps adopt the chain to be connected, when carrying out centre gripping removal with the tool bit, because the tool bit has great weight, the operating personnel need consume great strength, and because the chain is flexonics, the tool bit can swing under the action of gravity, cause the injury to the operating personnel, this equipment has designed a rack 1 to above-mentioned problem, the operating personnel places rack 1 on shield machine change operation platform, then with clamping jaw 4, flexible jar 7 and sliding support 8 equipment, and place on the slide rail of rack 1, then promote sliding support 8 and aim at the tool bit that waits to change with the chuck, start flexible jar 7 this moment, reach the purpose that clamping jaw 4 carried out the centre gripping to the tool bit under the linkage action of gangbar 5 and second articulating frame, the mode that has changed original chain connection anchor clamps is rack 1 and anchor clamps moves the anchor clamps, the problem that the operating personnel need apply great strength to remove the anchor clamps only need horizontal migration sliding support 8 can accomplish the centre gripping removal to the tool bit, the problem that the tool bit was accidentally hurt the operating personnel has been avoided the chain to rock, the tool bit has carried out when will remove, the tool bit has the effect of great weight of the tool bit can be because of the flexible connection, can consume the problem to the operating personnel under the action of the weight is because of the flexible.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. The utility model provides a shield constructs supplementary tool changing device of quick-witted blade disc which characterized in that: comprises a bench (1) and a first hinging block (2); the first hinging block (2) is positioned above the rack (1); the upper side and the lower side of the first hinging block (2) are provided with symmetrically arranged hinging ports (3); the hinge joint (3) is rotationally connected with a clamping jaw (4); the tail ends of the clamping jaws (4) are respectively and rotatably connected with a linkage rod (5); the other end of the linkage rod (5) is provided with a second hinging block (6), and the linkage rod (5) is rotationally connected with the second hinging block (6); a telescopic electric cylinder (7) is fixedly connected to the second hinging block (6); the tail end of the telescopic electric cylinder (7) is fixedly connected with a sliding support frame (8), and the middle part of the inner side of the first hinging block (2) is fixedly connected with the sliding support frame (8); the upper surface of the rack (1) is provided with a sliding groove (9), and the sliding support frame (8) is connected in a sliding way in the sliding groove (9).
2. The shield tunneling machine cutterhead auxiliary tool changing device according to claim 1, wherein: a countersunk hole (21) penetrating through the bottom of the first hinging block (2) is formed in the position where the first hinging block (2) is connected with the clamping jaw (4); the countersunk head hole (21) is inserted into the first pin (22); a plug hole (23) penetrating through the bottom of the second hinging block (6) is formed in the position where the second hinging block (6) is connected with the linkage rod (5); a second pin (24) is inserted in the insertion hole (23).
3. The shield tunneling machine cutterhead auxiliary tool changing device according to claim 2, wherein: a groove body (81) is formed in the middle of the bottom of the sliding support frame (8); the groove body (81) is rotationally connected with a plurality of groups of rollers (82), and the sliding support frame (8) is in sliding connection in the sliding groove (9) through the rollers (82).
4. A shield tunneling machine cutterhead auxiliary tool changing device according to claim 3, wherein: two groups of connecting rods (41) are fixedly connected between the clamping jaws (4) corresponding to each other, and the connecting rods (41) are positioned at the outer side of the first hinging block (2); a round hole (42) is formed in the middle of the clamping jaw (4), and the clamping jaw (4) is inserted into the round hole (42) through a first pin (22) to be connected with the first hinge frame in a rotating mode.
5. The auxiliary cutter changing device for the shield tunneling machine cutter head according to claim 4 is characterized in that: the tail end of the telescopic electric cylinder (7) is connected with a sliding support frame (8) through threads, a threaded nail (25) is connected with the tail end of the telescopic electric cylinder (7), and the telescopic electric cylinder (7) is fixedly connected with the sliding support frame (8) through the threaded nail (25).
6. The auxiliary cutter changing device of the shield tunneling machine cutter head according to claim 5 is characterized in that: the position where the first hinge frame is connected with the sliding support frame (8) is positioned at the middle upper part of the sliding support frame (8); the counter bore (21) is polygonal in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320822748.4U CN219379632U (en) | 2023-04-13 | 2023-04-13 | Cutter head auxiliary cutter changing device of shield tunneling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320822748.4U CN219379632U (en) | 2023-04-13 | 2023-04-13 | Cutter head auxiliary cutter changing device of shield tunneling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219379632U true CN219379632U (en) | 2023-07-21 |
Family
ID=87164919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320822748.4U Active CN219379632U (en) | 2023-04-13 | 2023-04-13 | Cutter head auxiliary cutter changing device of shield tunneling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219379632U (en) |
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2023
- 2023-04-13 CN CN202320822748.4U patent/CN219379632U/en active Active
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