CN217632440U - Shield constructs machine knife utensil with quick positioning mechanism - Google Patents

Abstract

The utility model belongs to the technical field of the shield constructs the machine, especially, for a shield constructs machine cutter with quick positioning mechanism, the cutter on the shield constructs the machine among the prior art usually through fix with screw installation at the head that the machine was constructed to the shield, but the shield constructs the machine during operation, produces vibrations, and the screw produces easily not hard up, causes the problem that the cutter is fixed not firm, now proposes following scheme, and it includes mounting bracket and cutter body, the transverse hole has all been seted up to the both sides of mounting bracket, and fixed mounting has the limiting plate on the top inner wall of transverse hole, has seted up the constant head tank on the bottom inner wall of transverse hole, and two equal slidable mounting in the transverse hole have the diaphragm, one side that two diaphragms are close to each other respectively with the both sides activity butt of cutter body, and the equal fixed mounting in one side that two diaphragms are close to each other has the plugboard. The utility model discloses be convenient for carry out quick location to the cutter on the shield constructs the machine to promote the efficiency of installation work, and be convenient for dismantle, thereby be convenient for change.

Description

Shield constructs machine knife utensil with quick positioning mechanism

Technical Field

The utility model relates to a shield constructs quick-witted technical field, especially relates to a shield constructs quick-witted cutter with quick positioning mechanism.

Background

In the subway tunnel construction method, a shield machine is adopted in the shield method, under the condition that a shield shell resists surrounding rock pressure, a front soil body is cut by a cutter head and conveyed to a subsequent conveying system, the front soil body automatically advances by the thrust of a pushing jack, and meanwhile, reinforced concrete segments which are quickly assembled into rings form a tunnel main body structure. Because the operation face is positioned below the bottom face, the shield construction has the following advantages: the influence on the surrounding environment is small, the underground water level is not reduced in the construction process, and the surface subsidence caused by excavation is small; the tunneling speed is high; the tunnel forming quality is good; the construction environment is good, the mechanization degree is high, the method is humanized, the noise is low, the quality of the supporting lining in the construction is reliable, and the manufacturing cost is low; construction crossing of the river channel is not affected and is less affected by weather; the tunnel with larger buried depth is built under the condition of poor soil quality and high water level, and the method has higher technical and economic superiority.

The cutter on the shield machine is usually fixedly arranged at the head of the shield machine through a screw at present, but when the shield machine works, vibration is generated, the screw is easy to loosen, and the cutter is not firmly fixed, so that the shield machine cutter with the quick positioning mechanism is provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art shield and construct cutter on the machine and usually through screw fixed mounting at the head that shields the machine, nevertheless shield and construct the machine during operation, produce vibrations, the screw produces easily not hard up, causes the fixed not firm shortcoming of cutter, and the shield constructs machine cutter with quick positioning mechanism that proposes.

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

the utility model provides a shield constructs machine cutter with quick positioning mechanism, includes mounting bracket and cutter body, the transverse hole has all been seted up to the both sides of mounting bracket, and fixed mounting has the limiting plate on the top inner wall of transverse hole, has seted up the constant head tank on the bottom inner wall of transverse hole, and equal slidable mounting has the diaphragm in two transverse holes, and one side that two diaphragms are close to each other respectively with the both sides activity butt of cutter body, and the equal fixed mounting in one side that two diaphragms are close to each other has the plugboard, the inserting groove has all been seted up to the both sides of cutter body, and two plugboards are movable respectively and peg graft in the inserting groove that corresponds, and the square groove has all been seted up to the bottom of two diaphragms, and equal slidable mounting has the square slab in two square grooves, and the bottom fixed mounting of square slab has the locating plate, and two locating plates activity joints are respectively in the constant head tank that corresponds, and slidable mounting has the slide in the spout, and the equal fixed mounting has the wedge in one side that two slides are close to each other has all seted up the lateral groove, and two wedge plates are movable joint respectively in the lateral groove that corresponds.

Preferably, the other side of the sliding plate is fixedly connected with a return spring, and one ends of the two return springs, which are far away from each other, are respectively arranged on the inner wall of one side of the corresponding sliding chute.

Preferably, the top of the square plate is fixedly connected with a pressure spring, and the top end of the pressure spring is fixedly connected to the inner wall of the top of the corresponding square groove.

Preferably, the inner walls of the two sides of the sliding groove are fixedly connected with the same cross rod, and the two sliding plates are respectively sleeved on the outer sides of the corresponding cross rods in a sliding manner.

Preferably, the top of the transverse plate is provided with a limiting groove, and the two limiting plates are respectively connected in the corresponding limiting grooves in a sliding manner.

Preferably, the one end that two limiting plates are close to each other is fixedly connected with coupling spring respectively, and the one end that two coupling spring are close to each other is fixedly connected on the one side inner wall of the spacing groove that corresponds respectively.

In the utility model, a shield constructs machine cutter with quick positioning mechanism, through pulling two slides to the one side motion of keeping away from each other, make two wedge boards break away from the side direction groove, then upwards promote the slide and drive the square plate upward movement, and press the pressure spring, and make the locating plate break away from the constant head tank, then pull two diaphragms to the one side motion of keeping away from each other, make two plugboards break away from the connection with the inserting groove that corresponds, and compress two connecting springs, thereby remove the installation to the cutter body, so that dismantle it;

in the utility model, a shield constructs machine knife utensil with quick positioning mechanism, through placing the cutter body between two diaphragms, and loosen diaphragm and slide, two diaphragms move to one side that is close to each other under the effect of coupling spring, and drive two plugboard card income corresponding inserting groove, realize the quick location to the cutter body, the square plate drives the locating plate to move downwards under the effect of the pressure spring and blocks into the positioning groove, the slide drives the wedge reverse movement and the card income side direction inslot under the spring action of reset spring, thereby promote the positioning stability to the cutter body;

the utility model has the advantages of reasonable design, be convenient for carry out quick location to the cutter on the shield constructs the machine to promote the efficiency of installation work, and be convenient for dismantle, thereby be convenient for change, the reliability is high.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of a shield tunneling machine cutter with a quick positioning mechanism according to the present invention;

fig. 2 is a schematic cross-sectional view of a shield tunneling machine tool with a quick positioning mechanism according to the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

In the figure: 1. a mounting frame; 2. a tool body; 3. a transverse plate; 4. a slide plate; 5. a plugboard; 6. inserting grooves; 7. a limiting plate; 8. a square groove; 9. positioning a groove; 10. positioning a plate; 11. a square plate; 12. a pressure spring; 13. a limiting groove; 14. a connecting spring; 15. a chute; 16. a return spring; 17. a wedge plate; 18. a lateral slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a shield constructs machine cutter with quick positioning mechanism, including mounting bracket 1 and cutter body 2, transverse hole has all been seted up to the both sides of mounting bracket 1, fixed mounting has limiting plate 7 on the top inner wall of transverse hole, constant head tank 9 has been seted up on the bottom inner wall of transverse hole, and equal slidable mounting has diaphragm 3 in two transverse hole, one side that two diaphragm 3 are close to each other respectively with cutter body 2's both sides activity butt, and the equal fixed mounting in one side that two diaphragm 3 are close to each other has plugboard 5, inserting groove 6 has all been seted up to the both sides of cutter body 2, two plugboard 5 activity pegs graft respectively in inserting groove 6 that corresponds, and square groove 8 has all been seted up to the bottom of two diaphragm 3, equal slidable mounting has square plate 11 in two square groove 8, square plate 11's bottom fixed mounting plate 10, two positioning plate 10 activity joint respectively are in corresponding constant head tank 9, and sliding groove 15 has been seted up to the bottom of square plate 11, slidable mounting bracket 15 has slide 4, the equal fixed mounting plate 17 in one side that two slide plates 4 are close to each other, lateral groove 18 have all been seted up to the both sides of 1, two slide 17 respectively the activity joint in the lateral groove 18 that corresponds.

The utility model discloses in, slide 4's opposite side fixedly connected with reset spring 16, two reset spring 16 one ends of keeping away from each other respectively with the one side inner wall of the spout 15 that corresponds on, reset slide 4.

The utility model discloses in, the top fixedly connected with pressure spring 12 of square plate 11, the top fixed connection of pressure spring 12 resets square plate 11 on the top inner wall of the square groove 8 that corresponds.

The utility model discloses in, the same horizontal pole of fixedly connected with on the both sides inner wall of spout 15, two slides 4 slide respectively and cup joint in the outside of the horizontal pole that corresponds, and it is spacing to lead to slide 4.

The utility model discloses in, spacing groove 13 has been seted up at diaphragm 3's top, and two limiting plates 7 sliding connection carry on spacingly to diaphragm 3 in the spacing groove 13 that corresponds respectively.

The utility model discloses in, the one end difference fixedly connected with connecting spring 14 that two limiting plates 7 are close to each other, and the one end difference fixed connection that two connecting spring 14 are close to each other resets diaphragm 3 on one side inner wall of the spacing groove 13 that corresponds.

The utility model discloses in, when using, through the one side motion of two slides 4 to keeping away from each other of pulling, make two wedge plates 17 break away from side direction groove 18, then upwards promote slide 4 and drive square plate 11 upward movement, and press pressure spring 12, and make locating plate 10 break away from constant head tank 9, then pull two diaphragm 3 to the one side motion of keeping away from each other, make two plugboard 5 break away from with the inserting groove 6's that corresponds connection, and compress two connecting spring 14, thereby relieve the installation to cutter body 2, so that dismantle it, and can be through arranging cutter body 2 in between two diaphragm 3, and loosen diaphragm 3 and slide 4, two diaphragm 3 move to one side that is close to each other under connecting spring 14's effect, and drive two plugboard 5 card income corresponding inserting groove 6 in, realize the quick location of cutter body 2, square plate 11 drives locating plate 10 under the effect of pressure spring 12 and moves down and blocks into constant head tank 9, slide 4 drives wedge plate 17 reverse movement and the side direction inslot to the lifting spring stability of lifting spring 2.

Claims (6)

1. A shield machine cutter with a quick positioning mechanism comprises a mounting frame (1) and a cutter body (2), and is characterized in that transverse holes are formed in two sides of the mounting frame (1), a limiting plate (7) is fixedly mounted on the inner wall of the top of each transverse hole, a positioning groove (9) is formed in the inner wall of the bottom of each transverse hole, transverse plates (3) are slidably mounted in the two transverse holes, one side, close to each other, of each transverse plate (3) is movably abutted to the two sides of the cutter body (2) respectively, an inserting plate (5) is fixedly mounted on one side, close to each other, of each transverse plate (3), inserting grooves (6) are formed in two sides of the cutter body (2), the two inserting plates (5) are movably inserted into the corresponding inserting grooves (6) respectively, square grooves (8) are formed in the bottoms of the two transverse plates (3), square plates (11) are slidably mounted in the two square grooves (8), positioning plates (10) are fixedly mounted at the bottoms of the square plates (11), two positioning plates (10) are movably clamped in the corresponding positioning grooves (9) respectively, sliding grooves (15) are formed in the bottoms of the square plates (11), two side sliding plates (15) are fixedly mounted on one side, and two side sliding grooves (18) are fixedly mounted on two sides of each other, a wedge-shaped sliding plate (1), the two wedge-shaped plates (17) are respectively movably clamped in the corresponding lateral grooves (18).

2. The shield tunneling machine cutter with the quick positioning mechanism according to claim 1, wherein the other side of the sliding plate (4) is fixedly connected with a return spring (16), and the ends of the two return springs (16) far away from each other are respectively connected with the inner wall of one side of the corresponding chute (15).

3. The shield tunneling machine cutter with the quick positioning mechanism according to claim 1, wherein a compression spring (12) is fixedly connected to the top of the square plate (11), and the top end of the compression spring (12) is fixedly connected to the inner wall of the top of the corresponding square groove (8).

4. The shield tunneling machine cutter with the quick positioning mechanism according to claim 1, wherein the inner walls of the sliding groove (15) are fixedly connected with a same cross bar, and the two sliding plates (4) are respectively sleeved on the outer sides of the corresponding cross bars in a sliding manner.

5. The shield tunneling machine cutter with the rapid positioning mechanism according to claim 1, wherein the top of the transverse plate (3) is provided with a limiting groove (13), and the two limiting plates (7) are slidably connected in the corresponding limiting grooves (13) respectively.

6. The shield tunneling machine cutter with the rapid positioning mechanism according to claim 5, wherein the ends of the two limiting plates (7) close to each other are fixedly connected with connecting springs (14), respectively, and the ends of the two connecting springs (14) close to each other are fixedly connected to the inner wall of one side of the corresponding limiting groove (13), respectively.

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