CN115256176A - Annular sand line swing angle cutting device and method - Google Patents
Annular sand line swing angle cutting device and method Download PDFInfo
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- CN115256176A CN115256176A CN202210564447.6A CN202210564447A CN115256176A CN 115256176 A CN115256176 A CN 115256176A CN 202210564447 A CN202210564447 A CN 202210564447A CN 115256176 A CN115256176 A CN 115256176A
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- abrasive wire
- sand line
- abrasive
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- 238000005520 cutting process Methods 0.000 title claims abstract description 176
- 239000004576 sand Substances 0.000 title claims abstract description 125
- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 230000008859 change Effects 0.000 claims abstract description 9
- 230000033001 locomotion Effects 0.000 claims description 15
- 229910001651 emery Inorganic materials 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 7
- 239000011521 glass Substances 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 229910003460 diamond Inorganic materials 0.000 description 6
- 239000010432 diamond Substances 0.000 description 6
- 230000006872 improvement Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002905 metal composite material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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
- B24B27/00—Other grinding machines or devices
- B24B27/06—Grinders for cutting-off
- B24B27/0633—Grinders for cutting-off using a cutting wire
-
- 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
- B24B27/00—Other grinding machines or devices
- B24B27/06—Grinders for cutting-off
- B24B27/0683—Accessories therefor
-
- 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
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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
- B24B47/26—Accessories, e.g. stops
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
- B28D1/08—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with saw-blades of endless cutter-type, e.g. chain saws, i.e. saw chains, strap saws
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the technical field of abrasive wire cutting, and discloses an annular abrasive wire cycloidal angle cutting device and a method, wherein the annular abrasive wire cycloidal angle cutting device comprises a bracket, wherein a driving abrasive wire wheel is arranged on the bracket; the bracket is also provided with a reciprocating mechanism, and the reciprocating mechanism is provided with a guide abrasive wire wheel; the driving abrasive wire wheel is in transmission connection with the guiding abrasive wire wheel through a cutting abrasive wire. This annular sand line pivot angle cutting device, among the cutting sand line cutting process, reciprocating mechanism can last change the cutting angle of cutting sand line, thereby avoid cutting sand line and work piece contact surface overlength, be convenient for improve the cutting efficiency of cutting sand line, improve the smooth finish and the size precision of machined surface, and can reduce the bearing load of sand line, reduce the operating temperature of sand line and work piece, be favorable to cutting the hard brittle materials such as the higher pottery of hardness, glass, need not to interrupt among the cutting process and stop, the operation is more smooth and easy stable.
Description
Technical Field
The invention relates to the technical field of sand line cutting, in particular to an annular sand line swing angle cutting device and method.
Background
The current working principle of a sand wire cutting machine tool is to utilize an annular sand wire moving at a high speed to contact with a workpiece to be cut so as to achieve the purpose of cutting, wherein the sand wire contacting with the workpiece is parallel to the cutting surface of the workpiece, the sand wire is generally a diamond wire which is a high tensile steel wire and is coated with diamond on the outer layer, and the sand wire can be used for cutting various hard and brittle materials such as metal composite materials, non-metal composite materials, graphite, glass, ceramics, rock materials, monocrystalline silicon, silicon carbide, magnetic materials and the like, and can be processed as long as the hardness of the material is smaller than that of the diamond.
The cutting mode of the existing equipment is that a sand line is parallel to a cutting surface of a workpiece, the contact angle of the sand line and the workpiece is unchanged, the diamond sand line belongs to a flexible cutter, and the feeding speed cannot be too large when cutting operation is carried out, so that the cutting efficiency is very low.
Disclosure of Invention
The invention provides an annular sand line swing angle cutting device and a method, which have the beneficial effect of adjusting cutting sand lines and solve the problems that the cutting mode of the prior device is that the sand lines are parallel to the cutting surface of a workpiece, the contact angle of the sand lines and the workpiece is not changed, the diamond sand lines belong to a flexible cutter, the feeding speed cannot be too high when the cutting operation is carried out, so that the cutting efficiency is very low, especially for large-size workpieces, the feeding speed of the sand lines cannot follow the feeding speed and the workpiece feeding speed must be reduced or the feeding must be stopped because the contact surface of the sand lines and the workpiece is too long, the temperature of the sand lines and the workpiece is very high, the cutting efficiency is lower, and the cutting speed is slightly higher or the cutting speed is too deep, so that the cutting ripples appear on the cutting surface, the finish degree and the size precision of the processing surface are seriously influenced, and the situation that hard and brittle materials such as ceramics, glass and the like with higher hardness can be cut frequently appears because the contact surface of the sand lines and the workpiece is too long.
The invention provides the following technical scheme: a circular sand line cycloidal angle cutting device and a method thereof are disclosed, the circular sand line cycloidal angle cutting device comprises a bracket, wherein a driving sand line wheel is arranged on the bracket;
the bracket is also provided with a reciprocating mechanism, and the reciprocating mechanism is provided with a guide abrasive wire wheel;
the driving abrasive wire wheel is in transmission connection with the guide abrasive wire wheel through a cutting abrasive wire;
the reciprocating mechanism is used for driving the guide sand line wheel to reciprocate relative to the support so as to change the cutting angle of the cutting sand line.
As an alternative of the annular sand line swing angle cutting device and method, the annular sand line swing angle cutting device comprises the following components: the driving abrasive wire wheel comprises a first driving abrasive wire wheel which is rotatably arranged on the bracket;
the guide abrasive wire wheels comprise a first guide abrasive wire wheel and a second guide abrasive wire wheel, and the first guide abrasive wire wheel and the second guide abrasive wire wheel are both arranged on the bracket through a reciprocating mechanism;
the first driving abrasive wire wheel, the first guiding abrasive wire wheel and the second guiding abrasive wire wheel are in transmission connection through the cutting abrasive wire, and the cutting abrasive wire between the first guiding abrasive wire wheel and the second guiding abrasive wire wheel forms a cutting line for cutting a workpiece.
As an alternative of the annular sand line swing angle cutting device and the annular sand line swing angle cutting method, the annular sand line swing angle cutting device comprises: the bracket is also provided with a pressure control sand line wheel used for controlling the tension of the cutting sand line through a reciprocating mechanism,
the first driving abrasive wire wheel, the first guide abrasive wire wheel, the second guide abrasive wire wheel and the pressure control abrasive wire wheel are in transmission connection through the cutting abrasive wire.
As an alternative of the annular sand line swing angle cutting device and method, the annular sand line swing angle cutting device comprises the following components: the first driving abrasive wire wheel is rotatably arranged on the bracket through a rotating shaft, the rotating shaft is fixedly connected with the first driving abrasive wire wheel, and a first belt pulley is further arranged on the rotating shaft;
the grinding wheel machine further comprises a driving motor used for driving the grinding wheel in a rotating mode, a second belt is arranged on a rotating shaft of the driving motor, and the second belt wheel is in transmission connection with the first belt wheel through the driving belt.
As an alternative of the annular sand line swing angle cutting device and method, the annular sand line swing angle cutting device comprises the following components: the reciprocating mechanism comprises a propelling motor and a linear guide rail which are arranged on the bracket;
a clamping block is slidably mounted on the linear guide rail and is used for being fixedly connected with a mounting plate, and a wheel shaft for assembling a grinding wheel is mounted on the mounting plate;
still fixed mounting has the promotion piece on the mounting panel, promote the inside threaded connection of piece and have the lead screw, the one end of lead screw with propulsion motor's output shaft.
As an alternative of the annular sand line swing angle cutting device and method, the annular sand line swing angle cutting device comprises the following components: the reciprocating mechanism comprises a cylinder arranged on the bracket;
the grinding wheel grinding device is characterized in that a mounting seat is further fixed on the support, a sliding rod is fixedly mounted on the mounting seat, a sliding seat is slidably sleeved on the sliding rod, and a wheel shaft for assembling a grinding wheel is mounted on the sliding seat;
and the piston rod part of the cylinder is connected with the sliding seat.
As an alternative of the annular sand line swing angle cutting device and the annular sand line swing angle cutting method, the annular sand line swing angle cutting device comprises: the driving abrasive wheel comprises a second driving abrasive wheel which is rotatably connected with the bracket through a rotating shaft;
the guide abrasive wire wheel comprises a third guide abrasive wire wheel, and the third guide abrasive wire wheel is arranged on the reciprocating mechanism;
the reciprocating mechanism comprises an arc supporting plate fixedly arranged on the support, an arc rack is slidably arranged on the arc supporting plate, the circle center of the arc supporting plate is positioned on the rotating shaft, and the third guide abrasive wheel is rotatably arranged on the arc rack through a swinging rotating shaft;
still install the swing motor on the support, install on the output shaft of swing motor with circular arc rack toothing's drive gear, the circular arc rack is located drive gear with between the circular arc fagging.
As an alternative of the annular sand line swing angle cutting device and the annular sand line swing angle cutting method, the annular sand line swing angle cutting device comprises: a driving motor is assembled on the bracket, and a second belt pulley is installed on an output shaft of the driving motor;
the rotating shaft is provided with a third belt pulley, the third belt pulley is in transmission connection with the second belt pulley through a driving belt, and the driving motor is used for driving the second driving abrasive wheel to rotate.
As an alternative of the annular sand line swing angle cutting device and method, the annular sand line swing angle cutting device comprises the following components: the arc supporting plate is also provided with a limiting protection plate and a limiting block for limiting the arc rack to be separated;
and the bracket is also rotatably provided with a limiting gear, and the limiting gear is meshed with the arc rack.
A cutting method of an annular sand line swing angle cutting device comprises the following steps:
s1, starting an annular sand wire swing angle cutting device to enable a cutting sand wire to move around each grinding wheel;
s2, starting a reciprocating mechanism to change the cutting angle of the cutting sand line for cutting the workpiece;
s3, adjusting the motion of an extrusion sand wire wheel through a reciprocating mechanism so as to adjust the tension of the cutting sand wire within a certain range;
s4, pushing the workpiece to a cutting sand line, and repeating the steps S and S until the workpiece is cut.
The invention has the following beneficial effects:
1. this annular abrasive wire pivot angle cutting device, can cut the work piece when cutting abrasive wire is around drive abrasive wire wheel and direction abrasive wire wheel high-speed rotation, among the cutting process, reciprocating mechanism can last change cutting abrasive wire's cutting angle, thereby avoid cutting abrasive wire and work piece contact surface overlength, be convenient for improve cutting abrasive wire's cutting efficiency, improve the smooth finish and the size precision of machined surface, and can reduce the bearing load of abrasive wire, reduce the operating temperature of abrasive wire and work piece, be favorable to cutting the higher pottery of hardness, hard brittle materials such as glass, need not to interrupt among the cutting process and stop, the operation is more smooth and easy stable.
2. According to the annular sand line swinging angle cutting device and method, the reciprocating mechanism is further used for installing the sand line control wheel on the support, when the cutting sand line is loose, the sand line control wheel can adaptively move under the control of the reciprocating mechanism to enable the cutting sand line to be tightened, and when the tension of the cutting sand line is increased, the sand line control wheel can adaptively move under the control of the reciprocating mechanism to loosen the cutting sand line, so that the smooth operation of the cutting operation is ensured.
Drawings
Fig. 1 is a schematic view of the overall structure of a viewing angle of the present invention.
FIG. 2 is a schematic view of a partial structure of the present invention.
Fig. 3 is an overall structure diagram of another view of the present invention.
Fig. 4 is an enlarged view of the structure of the present invention at a.
Fig. 5 is an enlarged schematic view of the structure at B of the present invention.
Fig. 6 is an enlarged view of the structure at C of the present invention.
FIG. 7 is a schematic view of the reciprocating mechanism of the present invention in an arcuate configuration.
In the figure: 1. the device comprises a bracket, 2, a sand control line wheel, 3, a cutting sand line, 4, a driving motor, 5, a first driving sand line wheel, 6, a first guiding sand line wheel, 7, a workpiece, 8, a second guiding sand line wheel, 9, a driving belt, 10, a first belt pulley, 11, a cylinder, 12, a floating joint, 13, a sliding seat, 14, a sliding rod, 15, a mounting seat, 16, a wheel shaft, 17, a mounting plate, 18, a linear guide rail, 19, a screw rod, 20, a clamping block, 21, a pushing block, 22, a pushing motor, 23, a second belt pulley, 24, a second driving sand line wheel, 25, a third belt pulley, 26, a limiting protection plate, 27, an arc supporting plate, 28, a limiting block, 29, an arc rack, 30, a swinging motor, 31, a driving gear, 32, a third guiding sand line wheel, 33, a limiting gear, 34, a rotating shaft, 35 and a swinging rotating shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
Referring to fig. 1, an annular abrasive wire swinging angle cutting device comprises a bracket 1, wherein a driving abrasive wire wheel is mounted on the bracket 1;
the bracket 1 is also provided with a reciprocating mechanism, and the reciprocating mechanism is provided with a guide abrasive wire wheel;
the driving abrasive wire wheel is in transmission connection with the guide abrasive wire wheel through a cutting abrasive wire 3, and the cutting abrasive wire 3 can be a diamond abrasive wire and is used for cutting a workpiece 7;
the reciprocating mechanism is used for driving the guide abrasive wire wheel to reciprocate relative to the bracket 1 so as to change the cutting angle of the cutting abrasive wire 3.
It should be noted that the driving abrasive wheel is rotatably mounted on the bracket 1 through the wheel shaft 16, and the driving abrasive wheel can be driven by a driving device such as a motor, the cutting abrasive wire 3 can cut the workpiece 7 when rotating around the driving abrasive wheel and the guiding abrasive wheel at a high speed, and the reciprocating mechanism can continuously change the cutting angle of the cutting abrasive wire 3 in the cutting process, so that the contact surface between the cutting abrasive wire 3 and the workpiece 7 is prevented from being too long, the feeding speed of the cutting abrasive wire 3 is increased, the cutting efficiency is improved, the occurrence probability of cutting ripples is reduced to a certain extent, the finish degree and the size precision of a processing surface are improved, the bearing load of the abrasive wire can be reduced, the working temperatures of the abrasive wire and the workpiece 7 are reduced, meanwhile, the contact surface between the abrasive wire and the workpiece 7 is shortened, the cutting of hard and brittle materials such as ceramics and glass with higher hardness is facilitated, the cutting process does not need to be interrupted and stopped, and the operation is more stable and smooth.
Example 2
Referring to fig. 1-6, the present embodiment is an improvement made on the basis of embodiment 1, and specifically, the driving emery line wheel includes a first driving emery line wheel 5 rotatably mounted on the bracket 1;
the guide abrasive wire wheel comprises a first guide abrasive wire wheel 6 and a second guide abrasive wire wheel 8, and the first guide abrasive wire wheel 6 and the second guide abrasive wire wheel 8 are both arranged on the bracket 1 through a reciprocating mechanism;
the first driving abrasive wheel 5, the first guiding abrasive wheel 6 and the second guiding abrasive wheel 8 are in transmission connection through the cutting abrasive line 3, and the cutting abrasive line 3 between the first guiding abrasive wheel 6 and the second guiding abrasive wheel 8 forms a cutting line for cutting a workpiece 7.
In this scheme, accessible motor drives first drive abrasive wire wheel 5 and rotates, and then 3 movements of cutting abrasive wire, the cutting abrasive wire 3 that is located between first direction abrasive wire wheel 6 and the second direction abrasive wire wheel 8 contacts with work piece 7, and cut work piece 7, in the cutting process, the first direction abrasive wire wheel 6 of different reciprocating mechanism drive and second direction abrasive wire wheel 8 move to different directions respectively, the direction of motion is opposite and synchronous, thereby change the cutting angle between cutting abrasive wire 3 and the work piece 7, realize accurate stable cutting operation.
Furthermore, a pressure control sand line wheel 2 for controlling the tension of the cutting sand line 3 is also arranged on the bracket 1 through a reciprocating mechanism,
the first driving abrasive wire wheel 5, the first guiding abrasive wire wheel 6, the second guiding abrasive wire wheel 8 and the sand control and pressing wire wheel 2 are in transmission connection through a cutting abrasive wire 3.
Because when first direction abrasive wire wheel 6 and second direction abrasive wire wheel 8 are close to the motion each other, the phenomenon of lax can appear in cutting sand line 3 this moment, lax sand line is unfavorable for the cutting of work piece 7, therefore still install accuse abrasive wire wheel 2 through reciprocating mechanism on support 1, when cutting sand line 3 is lax, accuse abrasive wire wheel 2 can be at adaptive motion under reciprocating mechanism's control, be used for making cutting sand line 3 tighten, equally, if first direction sand line and second direction sand line keep away from each other when moving, make cutting sand line 3's tension grow, accuse abrasive wire wheel 2 can be at adaptive motion under reciprocating mechanism's control, be used for loosening cutting sand line 3, and then guarantee the smooth of cutting operation and go on.
Further, the first driving abrasive wheel 5 is rotatably mounted on the bracket 1 through a rotating shaft 34, the rotating shaft 34 is fixedly connected with the first driving abrasive wheel 5, and a first belt pulley 10 is further mounted on the rotating shaft 34;
still including being used for rotating the driving motor 4 of drive emery wheel, be equipped with the second belt in driving motor 4's the pivot, second belt pulley 23 is connected with first belt pulley 10 transmission through driving belt 9.
Further, the reciprocating mechanism comprises a propelling motor 22 arranged on the bracket 1 and a linear guide rail 18;
a fixture block 20 is slidably mounted on the linear guide rail 18, the fixture block 20 is used for being fixedly connected with a mounting plate 17, and a wheel shaft 16 for assembling a grinding wheel is mounted on the mounting plate 17;
the mounting plate 17 is also fixedly provided with a pushing block 21, the pushing block 21 is connected with a screw rod 19 through threads, and one end of the screw rod 19 is connected with an output shaft of a propelling motor 22.
It should be noted that the first guiding abrasive wheel 6, the second guiding abrasive wheel 8 and the pressure-controlling abrasive wheel 2 are rotatably connected to the wheel shaft 16, when the pushing motor drives the screw rod 19 to rotate, because the pushing block 21 is limited by the mounting plate 17, the pushing block 21 cannot rotate along with the screw rod 19, and further the screw rod 19 can drive the pushing block 21 to move left and right when rotating, so as to drive the mounting plate 17 and each grinding wheel mounted on the mounting plate 17 to move left and right, a clamping groove is arranged inside the clamping block 20, the clamping block 20 is slidably assembled on the linear guide 18 through the clamping groove, and through the matching of the clamping block 20 and the linear guide 18, the stability of the wheel shaft 16 on the mounting plate 17 during movement can be ensured, and further the stable left and right movement of the first guiding abrasive wheel 6 and the second guiding abrasive wheel 8 can be driven.
The propelling motor 22 can be a servo motor, which is convenient for people to artificially control the motion states of the first guiding abrasive wheel 6, the second guiding abrasive wheel 8 and the pressure control abrasive wheel 2, and timely adjust the cutting angle of the cutting abrasive line 3 and the tightness of the cutting abrasive line 3.
Alternatively, the reciprocating mechanism in the embodiment may be replaced by a structure that specifically includes a cylinder 11 mounted on the bracket 1;
a mounting seat 15 is further fixed on the support 1, a sliding rod 14 is fixedly mounted on the mounting seat 15, a sliding seat 13 is slidably sleeved on the sliding rod 14, and a wheel shaft 16 for assembling a grinding wheel is mounted on the sliding seat 13;
the piston rod of the cylinder 11 is connected to the sliding seat 13 through a floating joint 12, and the floating joint 12 is a prior art for eliminating the eccentric error caused by the connection between the cylinder 11 and the sliding seat 13.
It should be noted that the first guide abrasive wheel 6, the second guide abrasive wheel 8 and the abrasive wheel controlling 2 can be rotatably connected to the wheel shaft 16, and the sliding seat 13 can be controlled to move left and right by controlling the extension and retraction of the cylinder 11, so as to drive the first guide abrasive wheel 6, the second guide abrasive wheel 8 and the abrasive wheel controlling 2 to move left and right;
the movable seat can slide left and right on the sliding rod 14, and the stability of the first guide abrasive wheel 6, the second guide abrasive wheel 8 and the abrasive wheel pressure control 2 during left and right movement can be ensured through the matching of the sliding rod 14 and the sliding seat 13.
It should be particularly noted that the cylinder 11 drives the sand line wheel 2 to move left and right, so that people can more clearly know the tension of the cutting sand line 3 per se through a barometer assembled on the cylinder 11, and timely adjustment is facilitated.
Example 3
Referring to fig. 7, the present embodiment is an improvement made on the basis of embodiment 1, the driving emery wheel includes a second driving emery wheel 24, and the second driving emery wheel 24 is rotatably connected to the bracket 1 through a rotating shaft 34;
the guide abrasive wheel comprises a third guide abrasive wheel 32, and the third guide abrasive wheel 32 is arranged on the reciprocating mechanism;
the reciprocating mechanism comprises an arc supporting plate 27 fixedly arranged on the bracket 1, an arc rack 29 is arranged on the arc supporting plate 27 in a sliding manner, the circle center of the arc supporting plate 27 is positioned on a rotating shaft 34, and a third guide abrasive wheel 32 is rotatably arranged on the arc rack 29 through a swinging rotating shaft 35;
the support 1 is also provided with a swing motor 30, an output shaft of the swing motor 30 is provided with a driving gear 31 meshed with the circular arc rack 29, and the circular arc rack 29 is positioned between the driving gear 31 and the circular arc supporting plate 27.
The swing motor 30 is a servo motor, controls the servo motor to rotate forward and backward alternately, and can drive the arc rack 29 to slide left and right relative to the arc supporting plate, and the third guide abrasive wheel 32 can move left and right at the moment, and the circle center of the arc supporting plate 27 is positioned on the rotating shaft 34, so that the angle of the cutting abrasive wire 3 for cutting the workpiece 7 can be adjusted in the process of the left and right movement of the third guide abrasive wheel 32, and the cutting abrasive wire 3 cannot be loosened or tightened too much.
It should be noted that, in order to reduce the friction between the circular rack 29 and the circular supporting plate 27, a cylinder or a ball may be disposed between the circular rack 29 and the circular supporting plate 27 to reduce the friction therebetween.
Further, the bracket 1 is provided with a driving motor 4, and an output shaft of the driving motor 4 is provided with a second belt pulley 23;
and a third belt pulley 25 is arranged on the rotating shaft 34, the third belt pulley 25 is in transmission connection with the second belt pulley 23 through a driving belt 9, and the driving motor 4 is used for driving the second driving abrasive wheel 24 to rotate.
Further, a limiting protection plate 26 and a limiting block 28 for limiting the arc rack 29 to be separated are further mounted on the arc supporting plate 27;
the bracket 1 is also rotatably provided with a limit gear 33, and the limit gear 33 is meshed with the circular arc rack 29.
Through the mutual cooperation among the limiting protection plate 26, the limiting block 28 and the limiting gear 33, the arc rack 29 can be more stably limited in a certain space above the arc supporting plate 27, and the phenomenon that the arc rack 29 is separated from the arc supporting plate 27 cannot occur when the arc rack 29 moves in the range.
Example 4
The embodiment provides a cutting method of an annular sand line swing angle cutting device, which comprises the following steps:
s1, starting an annular sand line cycloidal angle cutting device to enable a cutting sand line 3 to move around each grinding wheel, specifically, starting a driving motor 4, driving the driving motor 4 to drive a first driving sand line wheel 5 to rotate, and further driving the cutting sand line 3 to move around a first guiding sand line wheel 6, a second guiding sand line wheel 8 and a sand control and pressing line wheel 2;
s2, starting a reciprocating mechanism to change the cutting angle of the cutting sand line 3 for cutting the workpiece 7, specifically, pushing a motor to drive a screw rod 19 to rotate, so as to drive a pushing block 21 to move left and right, further to drive a mounting plate 17 and a first guide sand line wheel 6 and a second guide sand line wheel 8 which are mounted on the mounting plate 17 to move left and right, wherein the first guide sand line wheel 6 and the second guide sand line wheel 8 have opposite motions and the same motion rate, and are used for adjusting the cutting angle of the cutting sand line 3;
s3, adjusting the motion of the extrusion sand line wheel through a reciprocating mechanism to adjust the tension of the cutting sand line 3, specifically, controlling the sliding seat 13 to move left and right by controlling the extension and retraction of the cylinder 11 so as to drive the sand line pressing wheel to move left and right, so as to adjust the tension of the cutting sand line 3 in a proper range;
and S4, pushing the workpiece 7 to the cutting sand line 3, and repeating the steps S2 and S3 until the workpiece 7 is cut.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (10)
1. The utility model provides an annular sand line pivot angle cutting device, includes support (1), its characterized in that: the bracket (1) is provided with a driving abrasive wire wheel;
the bracket (1) is also provided with a reciprocating mechanism, and the reciprocating mechanism is provided with a guide abrasive wire wheel;
the driving abrasive wire wheel is in transmission connection with the guiding abrasive wire wheel through a cutting abrasive wire (3);
the reciprocating mechanism is used for driving the guide sand line wheel to reciprocate relative to the bracket (1) so as to change the cutting angle of the cutting sand line (3) for cutting the workpiece.
2. The circular sand line swinging angle cutting device according to claim 1, characterized in that: the driving abrasive wire wheel comprises a first driving abrasive wire wheel (5) which is rotatably arranged on the bracket (1);
the guide abrasive wire wheel comprises a first guide abrasive wire wheel (6) and a second guide abrasive wire wheel (8), and the first guide abrasive wire wheel (6) and the second guide abrasive wire wheel (8) are both arranged on the bracket (1) through a reciprocating mechanism;
the first driving abrasive wire wheel (5), the first guiding abrasive wire wheel (6) and the second guiding abrasive wire wheel (8) are in transmission connection with each other through the cutting abrasive wire (3), and the cutting abrasive wire (3) between the first guiding abrasive wire wheel (6) and the second guiding abrasive wire wheel (8) forms a cutting line for cutting a workpiece (7).
3. The annular sand line tilt angle cutting device of claim 2, wherein: the bracket (1) is also provided with a pressure control sand line wheel (2) for controlling the tension of the cutting sand line (3) through a reciprocating mechanism,
the first driving abrasive wire wheel (5), the first guiding abrasive wire wheel (6), the second guiding abrasive wire wheel (8) and the pressure control abrasive wire wheel (2) are in transmission connection through the cutting abrasive wire (3).
4. The annular gridline tilt angle cutting device according to claim 2 or 3, characterized in that: the first driving abrasive wheel (5) is rotatably arranged on the support (1) through a rotating shaft (34), the rotating shaft (34) is fixedly connected with the first driving abrasive wheel (5), and a first belt pulley (10) is further arranged on the rotating shaft (34);
still including being used for rotating driving motor (4) of drive emery wheel, be equipped with the second belt in the pivot of driving motor (4), second belt pulley (23) are connected with first belt pulley (10) transmission through driving belt (9).
5. The annular sand line tilt angle cutting device of claim 2, wherein: the reciprocating mechanism comprises a propulsion motor (22) and a linear guide rail (18), wherein the propulsion motor (22) is installed on the bracket (1);
a clamping block (20) is slidably mounted on the linear guide rail (18), the clamping block (20) is fixedly connected with a mounting plate (17), and a wheel shaft (16) for assembling a grinding wheel is mounted on the mounting plate (17);
still fixed mounting has on mounting panel (17) to promote piece (21), it has lead screw (19) to promote the inside threaded connection of piece (21), the one end of lead screw (19) with the output shaft of propulsion motor (22).
6. The circular sand line swinging angle cutting device according to claim 4, characterized in that: the reciprocating mechanism comprises a cylinder (11) arranged on the bracket (1);
the grinding wheel support is characterized in that a mounting seat (15) is further fixed on the support (1), a sliding rod (14) is fixedly mounted on the mounting seat (15), a sliding seat (13) is slidably sleeved on the sliding rod (14), and a wheel shaft (16) used for assembling a grinding wheel is mounted on the sliding seat (13);
the piston rod part of the cylinder (11) is connected with the sliding seat (13).
7. The annular sand line tilt angle cutting device of claim 1, wherein: the driving abrasive wheel comprises a second driving abrasive wheel (24), and the second driving abrasive wheel (24) is rotatably connected with the bracket (1) through a rotating shaft (34);
the guide abrasive wheel comprises a third guide abrasive wheel (32), and the third guide abrasive wheel (32) is arranged on the reciprocating mechanism;
the reciprocating mechanism comprises an arc supporting plate (27) fixedly arranged on the support (1), an arc rack (29) is slidably arranged on the arc supporting plate (27), the circle center of the arc supporting plate (27) is positioned on the rotating shaft (34), and the third guide abrasive wheel (32) is rotatably arranged on the arc rack (29) through a swinging rotating shaft (35);
still install swing motor (30) on support (1), install on the output shaft of swing motor (30) with drive gear (31) of circular arc rack (29) meshing, circular arc rack (29) are located drive gear (31) with between circular arc fagging (27).
8. The annular gridline pendulum angle cutting apparatus of claim 7, wherein: a driving motor (4) is assembled on the bracket (1), and a second belt pulley (23) is installed on an output shaft of the driving motor (4);
install third belt pulley (25) on axis of rotation (34), third belt pulley (25) with second belt pulley (23) are connected through drive belt (9) transmission, and driving motor (4) are used for driving second drive abrasive wire wheel (24) and rotate.
9. The annular gridline pendulum angle cutting apparatus of claim 8, wherein: the arc supporting plate (27) is also provided with a limiting protection plate (26) and a limiting block (28) for limiting the arc rack (29) to be separated;
and the bracket (1) is also rotatably provided with a limiting gear (33), and the limiting gear (33) is meshed with the arc rack (29).
10. A cutting method using the circular sand line swing angle cutting device according to claim 6, characterized in that: the method comprises the following steps:
s1, starting an annular sand line swing angle cutting device to enable a cutting sand line (3) to move around each grinding wheel;
s2, starting a reciprocating mechanism, and changing the cutting angle of the cutting sand line (3) for cutting the workpiece (7);
s3, adjusting the motion of the extrusion sand line wheel through a reciprocating mechanism to adjust the tension of the cutting sand line (3) to be in a certain range;
s4, pushing the workpiece (7) to the cutting sand line (3), and repeating the steps S2 and S3 until the workpiece (7) is cut.
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| CN202210564447.6A CN115256176A (en) | 2022-05-23 | 2022-05-23 | Annular sand line swing angle cutting device and method |
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| CN202210564447.6A CN115256176A (en) | 2022-05-23 | 2022-05-23 | Annular sand line swing angle cutting device and method |
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