CN103507176B - A kind of Novel tension adjustment mechanism of many rope diamond-wire saws - Google Patents

Abstract

The invention proposes a novel tension adjustment mechanism for a multi-rope diamond wire saw machine, which includes a plurality of tension adjustment units, and the tension adjustment unit includes a tensioning wheel and a tensioning drive device; each tensioning wheel is evenly formed with two rope grooves; The tension adjustment unit is flat; multiple tension adjustment units are arranged in a row of tension adjustment units, and the rows of tension adjustment units are arranged in a dislocation manner. distances are equal. In this way, in the present invention, the two rope grooves of each tension adjustment unit are convenient for people to use at the same time or choose one of them, and it is convenient to adjust the position of the beaded rope; Layout and alignment of beaded ropes; the tension of each beaded rope can be adjusted separately and at the same time, with strong flexibility; the number of beaded ropes can be increased or decreased, the distribution form can be changed, and the distance between beaded ropes can be adjusted to adapt to various cutting thicknesses.

Description

A New Tension Adjustment Mechanism for Multi-rope Diamond Wire Saw Machine

technical field

The invention relates to the field of diamond wire saw machines, in particular to a novel tension adjustment mechanism of a multi-rope diamond wire saw machine capable of flexible cutting of small and large sizes.

Background technique

Among the components of the multi-rope diamond wire saw machine, the tension adjustment mechanism of the diamond beaded rope occupies a pivotal position, and its performance determines the cutting quality and efficiency of the entire wire saw machine.

There are many kinds of multi-rope diamond wire saw machines on the market, and the structure of the tension adjustment mechanism of the diamond beaded rope is also various. For example, the Chinese utility model patent, CN200720187383.3 proposes a tensioning device for underwater diamond wire saw machines , including a tensioning wheel, a tensioning wheel shaft seat, a tension detection mechanism, an adjustment handle, a screw and a base; the inner side of the base is slidingly matched with the tensioning wheel shaft seat, and the outer side is in contact with the frame of the diamond wire saw machine The connection is integrated; the lead screw is located inside the tensioning wheel shaft seat, and one end of it passes through the tensioning wheel shaft seat and is connected and fixed with the adjustment handle; one end of the tensioning wheel shaft seat is provided with a shaft seat hole for the tensioning wheel shaft to pass through and set; The force detection mechanism is sleeved on the lead screw, and is located at the end of the axle seat of the tension wheel away from the hole of the axle seat. This utility model can ensure the initial tension of the beaded rope of the wire saw machine and the stable tension in the process of processing, as well as the convenience of assembly and disassembly of the beaded rope, but the structure of the utility model has defects. If it is too large, it will be deflected or skewed, with low precision, poor adjustable performance, insufficient flexibility, poor adaptability, and limited practicability.

In view of this, the inventor of this case conducted in-depth research on the above-mentioned problem, and then this case was produced.

Contents of the invention

The purpose of the present invention is to provide a new tension adjustment mechanism of a multi-rope diamond wire saw machine with high cutting precision, strong adjustable performance, strong flexibility, strong adaptability and strong practicability.

In order to achieve the above object, the present invention adopts such technical scheme:

A novel tension adjustment mechanism for a multi-rope diamond wire saw machine, comprising a plurality of tension adjustment units, the tension adjustment units including a tension wheel and a tension driving device for tension driving the tension wheel; Two rope grooves are evenly formed on the pulley; each tension adjustment unit is flat and flat with its respective tensioning wheel; multiple tension adjustment units are arranged in parallel to form a tension adjustment unit row, and multiple rows of tension adjustment units The rows are arranged in dislocation, the tension adjustment units of the odd rows correspond to each other, and the tension adjustment units of the even rows correspond to each other, and the distances between the planes where the adjacent rope grooves are located are equal.

Four rows of the above-mentioned tension adjustment units are arranged in dislocation.

Each row of the tension adjustment units has 35 tension adjustment units.

The distance between the planes where each adjacent above-mentioned rope groove is located is 5mm more than the diameter of the beaded rope.

The above-mentioned tensioning driving device includes a frame, a tensioning wheel bracket, a push-pull rod, a transmission connecting plate, a transmission screw and a motor; The support plate, the frame has two parallel base plates, respectively a first base plate close to the tension wheel and a second base plate far away from the tension wheel, and the two push-pull rods slide through the On the first substrate, the outer end on the outside of the first substrate is connected to the root of the tensioning wheel bracket, and the inner end on the inner side of the first substrate is respectively connected to both ends of the transmission connecting plate; The drive screw is threaded along the direction of the push-pull rod and pivotally connected to the second base plate, the outer end on the outside of the second base plate is connected to the output shaft of the motor, and the inner end on the inner side of the second base plate It is set and screwed to the middle part of the transmission connecting plate, and the inner end is pivotally connected to the first base plate.

The middle part of the above-mentioned transmission connecting plate is provided with a displacement sensor that senses the relative displacement of the transmission connecting plate along the direction of the above-mentioned transmission screw.

A pressure sensor for sensing the relative pressure between the two is provided on the inner side of the driving screw corresponding to the second substrate.

An operation port is formed on the second base plate corresponding to the joint of the push-pull rod and the transmission connecting plate.

The outer surface of the second substrate is provided with a motor support for carrying the motor.

Each of the above-mentioned tension adjustment units shares the same above-mentioned frame.

After adopting the above technical solution, compared with the prior art, the new tension adjustment mechanism of the multi-rope diamond wire saw machine of the present invention has at least the following beneficial effects. The design of two rope grooves for each tension adjustment unit is convenient for people to Choose one of the rope grooves for use to adjust the position of the beaded rope according to actual requirements; each tension adjustment unit is flat and easy to arrange densely, and the arrangement of the tension adjustment units is reasonable, saving space and convenient for regular layout and alignment of the beaded rope. It can ensure that the tension wheel and the entire tension adjustment unit can bear the tension force of the beaded rope evenly, the tension wheel and the entire tension adjustment unit will not deflect or skew, and the cutting accuracy is high; the tension adjustment of each beaded rope can be performed separately and simultaneously , strong flexibility; the number of beaded ropes can be increased or decreased according to actual requirements, the distribution form can be changed, the distance between beaded ropes can be adjusted, and the distance between beaded ropes can be adjusted to adapt to various cutting thicknesses. Flexible cutting of various sizes, high precision, good versatility and strong practicability.

Description of drawings

Fig. 1 is the partial structure schematic diagram of the present invention;

Fig. 2 is the plane structure schematic diagram of the present invention;

Fig. 3 is a schematic structural diagram of a simple structure in use state of the present invention;

Fig. 4 is a partial cross-sectional schematic diagram of the tension adjustment unit;

Fig. 5 is a schematic plan view of the tension adjustment unit;

Fig. 6 is a schematic diagram of a partial structure of the tension adjustment unit.

In the picture:

1 - tension adjustment unit 10 - row of tension adjustment units

11-Tension pulley 111-Rope groove

12-Tension drive device 121-Rack

1211-first substrate 1212-second substrate

122- Tensioner bracket 1221- Support plate

123-Push-pull rod 124-Transmission connecting plate

125-drive screw 126-motor

127-Displacement sensor 128-Pressure sensor

129-operation port 120-motor bracket

2-beaded rope

detailed description

In order to further explain the technical solutions of the present invention, specific examples are given below to illustrate in detail.

A novel tension adjustment mechanism of a multi-rope diamond wire saw machine according to the present invention, as shown in Fig. Tension drive device 12 for tight drive.

Each tensioning pulley 11 is evenly formed with two rope grooves 111; each tension adjustment unit 1 is flat in the same plane as the respective tensioning pulley 11; multiple tension adjustment units 1 are arranged in parallel to form a tension adjustment unit row 10, and multiple rows The rows of tension adjustment units 10 are arranged in dislocation, the tension adjustment units 1 of the odd rows correspond one to one, the tension adjustment units 1 of the even rows correspond one to one, and the distances between the planes where the adjacent rope grooves 111 are located are equal, that is, the second The tension adjustment unit 1 of the row tension adjustment unit row 10 corresponds to the gap between the adjacent tension adjustment units 1 of the first row tension adjustment unit row 10, and the tension adjustment unit row 10 of the third row corresponds to the tension adjustment unit row 10 of the first row tension adjustment unit row. The tension adjustment units 1 of 10 correspond one-to-one, and the present invention has at least the following beneficial effects. The design of the two rope grooves 111 of the tensioning wheel 11 of each tension adjustment unit 1 is convenient for people to use at the same time or select one of the rope grooves 111. The position of the beaded rope 2 can be adjusted according to actual requirements; the tension adjustment unit 1 is flat to facilitate the dense arrangement of the tension adjustment units 1, and the arrangement of the tension adjustment units 1 is regular and reasonable, which saves space and is convenient for regular layout and alignment of the beaded rope 2. It can also ensure that the tension wheel 11 and the entire tension adjustment unit 1 evenly bear the tension force of the beaded rope 2, the tension wheel 11 and the entire tension adjustment unit 1 will not deflect or skew, and the cutting accuracy is high; when each beaded rope 2 When only matching with one of the rope grooves 111 of one of the tensioning pulleys 11 in the same column, each tensioning pulley 11 can adjust the tension of each beaded rope 2 respectively, when the two rope grooves of the same tensioning pulley 11 When all 111 are equipped with beaded ropes 2, the tensioning wheel 11 can adjust the tension of the two beaded ropes 2 at the same time, which has strong flexibility, saves space and the number of components of the tension adjustment unit 1, and has a more compact structure and low energy consumption. Low cost; the number of beaded ropes 2 can be increased or decreased according to actual requirements, the distribution form can be changed, and the distance between beaded ropes 2 can be adjusted to adapt to various cutting thicknesses. Increase the cutting thickness of cutting boards such as slate.

Preferably, the four rows of tension adjustment unit rows 10 are arranged in a staggered position. In actual use, the installation method of the beaded rope 2 and each tension pulley 11 can be adjusted according to requirements, such as the first row of tension adjustment unit rows 10. A beaded rope 2 is installed in the first rope groove 111 of the tensioning wheel 11 of a tension adjustment unit 1, and the tensioning wheel 11 of the first tension adjustment unit 1 in the third row of tension adjustment unit rows 10 A beaded rope 2 is installed in the second rope groove 111, that is, the two installed beaded ropes 2 are staggered and matched to cut out the same cutting board, the first row of tension adjustment units row 10 and the third row of tension adjustment units The follow-up rope groove 111 of row 10 installs beaded rope 2 according to the same rule, and the second row of tension adjustment unit row 10 and the fourth row of tension adjustment unit row 10 also install beaded rope 2 according to the same rule, so that each tensioning wheel 11 The tension of each beaded rope 2 can be adjusted respectively according to the tension of each beaded rope 2, so that each beaded rope 2 can reach the best working state.

In order to realize a reasonable layout of each tension adjustment unit 1, preferably, each row of tension adjustment units 10 has 35 tension adjustment units 1, that is, under the condition that the overall size is not huge, the rope capacity can reach 140, which can be used at one time. Cut the number of cutting boards around 70, with high efficiency.

Preferably, the distance between the planes where the adjacent rope grooves 111 are located is 5mm longer than the diameter of the beaded rope 2, and this structure can achieve a cutting effect with a minimum cutting plate thickness of 5mm.

In order to specifically realize the tension driving device 12, preferably, the tension driving device 12 includes a frame 121, a tension wheel bracket 122, a push-pull rod 123, a transmission connecting plate 124, a transmission screw 125 and a motor 126; the tension wheel bracket 122 is Shaft fork shape, with two supporting plates 1221 pivotally connected to the two ends of the tensioning wheel 11 respectively, the frame 121 has two parallel base plates, respectively the first base plate 1211 close to the tensioning wheel 11, and the first base plate 1211 away from the tensioning wheel 11 The second base plate 1212, two push-pull rods 123 slide through the first base plate 1211, the outer end on the outside of the first base plate 1211 is connected with the root of the tensioning wheel bracket 122, and the inner end on the inner side of the first base plate 1211 The two ends of the transmission connecting plate 124 are respectively connected together; the transmission screw 125 is pierced along the direction of the push-pull rod 123 and pivotally connected to the second base plate 1212, and the outer end on the outside of the second base plate 1212 is driven by the output shaft of the motor 126. Connected together, the inside of the second base plate 1212 passes through and is screwed to the middle of the transmission connecting plate 124, and the inner end is pivotally connected with the first base plate 1211. When in use, the motor 126 rotates forward to drive the transmission screw 125 rotates, the transmission screw rod 125 drives the transmission connecting plate 124 to move to the direction of the beaded rope 2, and drives the two push-pull rods 123 to slide to the direction of the beaded rope 2, and then the tension wheel bracket 122 drives the tension wheel 11 to adjust the tension of the beaded rope 2; When the beaded rope 2 needs to be loosened, it is only necessary to make the motor 126 reverse.

In order to realize intelligent adjustment, preferably, the middle part of the transmission connection plate 124 is provided with a displacement sensor 127 that senses the relative displacement of the transmission connection plate 124 along the direction of the transmission screw 125. In actual use, a programmable controller (in the figure not shown) and an operation panel (not shown in the figure), the programmable controller controls the motor 126, and receives the displacement information of the displacement sensor 127, the operation panel can operate the programmable controller, and the operation operation panel enables The programming controller uniformly issues forward or reverse rotation control commands to the motors 126 of each tension adjustment unit 1. When the displacement sensor 127 detects that the displacement of the transmission connecting plate 124 relative to the transmission screw 125 reaches the set displacement, the displacement sensor 127 will move to the possible direction. The programmable controller sends a signal, and the programmable controller controls the motor 126 to stop.

In order to cooperate with the displacement sensor 127 to realize tension fine-tuning, further, a pressure sensor 128 is provided on the inner side of the transmission screw 125 corresponding to the second substrate 1212 to sense the relative pressure between the two, and the pressure sensor 128 can transmit the tension signal of the beaded rope 2 It is converted into an electrical signal and sent to the programmable controller. The programmable controller sends corresponding forward or reverse instructions to each motor 126 according to the tension signal of each beaded rope 2 sent by each pressure sensor 128 until each beaded rope 2 The ropes 2 all reach the optimal tension or the preset tension, so as to realize the precise fine-tuning of the tension of each beaded rope 2; and in the actual cutting process, it can also compensate the tension loss of the beaded rope 2 and keep the tension of the beaded rope 2 2 normal working tension to ensure the best working condition.

Preferably, the second base plate 1212 is formed with an operation port 129 corresponding to the joint of the push-pull rod 123 and the transmission connection plate 124 , and people can disassemble the push-pull rod 123 and the transmission connection plate 124 through the operation port 129 .

In order to specifically realize the installation of the motor 126 , preferably, the outer surface of the second substrate 1212 is provided with a motor bracket 120 carrying the motor 126 .

Further, in order to make the present invention simple in structure and stronger in integrity, preferably, each tension adjustment unit 1 shares the same frame 121. The specific structure can be that the frame 121 is relatively large, and other components of each tension adjustment unit 1 are arranged according to It is required to be arranged on this rack 121 .

The novel tension adjustment mechanism of the multi-rope diamond wire saw machine of the present invention preferably adopts the mode of pushing outward to adjust the tension of the beaded rope, and the tension adjustment mode can also be adjusted and designed according to actual requirements; the specific form of the frame, The size, quantity and its cooperating installation with other parts of the tension adjustment unit can be adjusted and designed according to actual requirements; the specific form of the motor bracket can be adjusted and designed according to actual requirements; the shape and size of the operation port can be adjusted and designed according to actual requirements. Adjustment and design are required; the specific form of the pressure sensor and displacement sensor and the installation form of the two and the installation place can be adjusted and designed according to actual requirements; the motor is preferably a stepping motor, and the specific form can also be adjusted and designed according to actual requirements The specific forms of the transmission screw, transmission connecting plate, push-pull rod, tensioner bracket and frame can be adjusted and designed according to actual requirements. In a narrow sense, the thickness of the base plate and support plate can be adjusted and designed according to actual requirements. Broadly speaking, the form of the entire tensioning drive device can also be adjusted and designed according to actual requirements; the distance between the planes where the adjacent rope grooves are located is preferably 5mm more than the diameter of the beaded rope, which can achieve 5mm cutting of the cutting board Thickness, this distance can also be adjusted and designed according to actual requirements to achieve cutting thickness of other sizes; the number of tension adjustment units in each row of tension adjustment units is preferably 35, and the specific number can also be adjusted according to actual requirements; tension The number of adjusting unit rows is preferably 4 rows, and the specific number can also be adjusted according to actual requirements; the groove width of the rope groove and the width of the tensioning wheel can be adjusted and designed according to actual requirements.

The product form of the present invention is not limited to the illustrations and examples of this case, and anyone who makes appropriate changes or modifications of similar ideas to it shall be deemed not to depart from the scope of the patent of the present invention.

Claims (7)

1. A novel tension adjustment mechanism of a multi-rope diamond wire saw machine, comprising a plurality of tension adjustment units, said tension adjustment unit comprising a tensioning wheel and a tensioning drive device for tensioning and driving the tensioning wheel; it is characterized in that : Each tensioning wheel is evenly formed with two rope grooves; each tension adjustment unit is flat with the same plane as the respective tensioning wheel; a plurality of tension adjustment units are arranged in parallel to form a tension adjustment unit row. The tension adjustment units in the rows are arranged in dislocation, the tension adjustment units in odd rows correspond to each other, and the tension adjustment units in even rows correspond to each other, and the distance between the planes where the adjacent rope grooves are located is equal; The above-mentioned tensioning driving device includes a frame, a tensioning wheel bracket, a push-pull rod, a transmission connecting plate, a transmission screw and a motor; The support plate, the frame has two parallel base plates, respectively a first base plate close to the tension wheel and a second base plate far away from the tension wheel, and the two push-pull rods slide through the On the first substrate, the outer end on the outside of the first substrate is connected to the root of the tensioning wheel bracket, and the inner end on the inner side of the first substrate is respectively connected to both ends of the transmission connecting plate; The drive screw is threaded along the direction of the push-pull rod and pivotally connected to the second base plate, the outer end on the outside of the second base plate is connected to the output shaft of the motor, and the inner end on the inner side of the second base plate set and screwed to the middle of the transmission connecting plate, and the inner end is pivotally connected to the first base plate; The outer surface of the above-mentioned second substrate is provided with a motor bracket carrying the above-mentioned motor; Each of the above-mentioned tension adjustment units shares the same above-mentioned frame. 2. A novel tension adjustment mechanism for a multi-rope diamond wire saw machine according to claim 1, characterized in that four rows of said tension adjustment units are arranged in a dislocation manner. 3. The novel tension adjustment mechanism of a multi-rope diamond wire saw machine according to claim 2, wherein each row of the tension adjustment units has 35 tension adjustment units. 4. The novel tension adjustment mechanism of a multi-rope diamond wire saw machine according to claim 3, wherein the distance between the planes where the adjacent rope grooves are located is 5mm more than the diameter of the beaded rope. 5. A novel tension adjustment mechanism for a multi-rope diamond wire saw machine according to claim 1, characterized in that: a displacement sensor is provided in the middle of the transmission connection plate to sense the relative displacement of the transmission connection plate along the direction of the transmission screw. 6. A novel tension adjustment mechanism for a multi-rope diamond wire saw machine according to claim 5, wherein a pressure sensor is provided on the inner side of the driving screw corresponding to the second substrate to sense the relative pressure between the two . 7 . The novel tension adjustment mechanism of a multi-rope diamond wire saw machine according to claim 1 , wherein an operation port is formed on the second base plate corresponding to the connection between the push-pull rod and the transmission connecting plate. 7 .