CN214559996U - Linear guide grinding machine and balance box type double-acting portal frame for same - Google Patents
Linear guide grinding machine and balance box type double-acting portal frame for same Download PDFInfo
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- CN214559996U CN214559996U CN202120612961.3U CN202120612961U CN214559996U CN 214559996 U CN214559996 U CN 214559996U CN 202120612961 U CN202120612961 U CN 202120612961U CN 214559996 U CN214559996 U CN 214559996U
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Abstract
The utility model relates to a balance box type double-acting portal frame for a linear guide rail grinding machine and the linear guide rail grinding machine, wherein the balance box type double-acting portal frame also comprises a first sliding component, a counterweight and a second sliding component; the horizontal grinding head is connected to one side of the first sliding assembly in the longitudinal direction, and the first sliding assembly is connected to the second supporting block in a longitudinally movable mode, so that the horizontal grinding head can move on the second supporting block; the counterweight part is connected with a second sliding component, the second sliding component is longitudinally movably connected to the second supporting block, and the second sliding component is arranged on the outer side of one side, connected with the horizontal grinding head, of the first sliding component. When the balance box type double-acting portal frame and the grinding machine are used, loads on two sides of the grinding machine can be more uniform, stable operation of the grinding machine can be favorably improved, mechanical vibration is reduced, and machining precision is improved.
Description
Technical Field
The utility model relates to a lathe field, concretely relates to linear guide grinding machine is with balanced box double-acting portal frame and linear guide grinding machine.
Background
A grinding machine is a machine tool that grinds a surface of a workpiece using a mold, and mainly grinds the surface using a grinding wheel that rotates at a high speed. A linear guide grinding machine is a machine tool for grinding a linear guide, and it is necessary to grind both sides of the guide by a grinding wheel to form grooves, and it is also necessary to grind the upper and lower surfaces of the guide by a grinding wheel to obtain a desired surface or a desired thickness. The movable linear guide rail grinding machine for the balance box type double-acting portal frame is a linear guide rail grinding machine in which a linear guide rail to be ground is clamped on a workbench fixed on a machine tool body, and a grinding wheel for grinding the linear guide rail on the balance box type double-acting portal frame moves along the direction of the linear guide rail to be ground. The conventional linear guide rail grinding machine on the market mostly comprises a machine body and an independent portal frame connected to the machine body, two or three grinding heads comprising grinding wheels are arranged on the independent portal frame, and a linear guide rail to be ground is clamped on a workbench moving relative to the machine body to grind one or more surfaces of the guide rail.
However, the length of the bed of the linear guideway grinder whose table moves relative to the bed of the machine tool must exceed 2 times the total length of the linear guideway to be ground, after the length of the guideway to be ground reaches 6 meters, the total length of the bed of the machine tool generally exceeds 14 meters, and the total weight of the table generally exceeds 7 tons, so that the high-precision manufacture of the bed of the machine tool exceeding 14 meters is difficult, and after the total weight of the table exceeds 7 tons, the cost for realizing high-speed movement is increased sharply, and the total weight of the part above the table of the table-movable linear guideway grinder for grinding the linear guideway of 6 meters reaches 7 tons, therefore, the linear guideway grinder in the current Chinese market generally processes the linear guideway of 4 meters or 6 meters, even under the current domestic quenching heat treatment technology of the linear guideway cold-drawn blank and the linear guideway can meet the condition of economically producing the linear guideway of 8 meters or 9 meters in large quantities, no linear guide rail grinding machine capable of grinding linear guide rails of more than 8 meters is found in China. The existing grinding wheel portal frame cannot well keep load balance, because the position of a grinding head on the portal frame deviates relative to a center, or because the grinding head moves in the working process, the center of gravity of the portal frame is not positioned on a vertical plane where a center line in the moving direction of the portal frame is positioned, more gravity of the portal frame is loaded on a track on the gravity deviation side, the track on the side is easily damaged, the deviation of the center of gravity influences the running stability of a grinding machine, mechanical vibration and noise are easily generated, the machining precision is easily reduced, and the working stroke length and the running speed of the grinding machine are restricted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at not enough to prior art, the utility model aims at providing a linear guide grinding machine is with balanced box double-acting portal frame and linear guide grinding machine, this balanced box double-acting portal frame can make the both sides load of grinding machine more even when using with the grinding machine, is favorable to improving the grinding machine and can even running, reduces mechanical vibration, improves machining precision and machining dimension uniformity.
In order to realize the purpose of the utility model, the utility model provides a balanced box type double-acting portal frame for a linear guide rail grinding machine, which comprises a first sliding block, a second sliding block, a first supporting block, a second supporting block, a first vertical grinding head, a second vertical grinding head and a horizontal grinding head, wherein the first sliding block and the second sliding block extend in parallel and transversely, the first supporting block extends longitudinally and is connected with a first end of the first sliding block and a first end of the second supporting block, and the second supporting block extends longitudinally and is connected with a second end of the first sliding block and a second end of the second supporting block; the first vertical grinding head and the second vertical grinding head are longitudinally arranged on the first supporting block in parallel, the first vertical grinding head and the second vertical grinding head can longitudinally move on the first supporting block, and the axis of the first vertical grinding head and the axis of the second vertical grinding head vertically extend; the horizontal grinding head is arranged on the second supporting block in a longitudinally movable manner, and the axis of the horizontal grinding head extends along the longitudinal direction; the balance box type double-acting portal frame for the linear guide rail grinding machine further comprises a first sliding assembly, a counterweight part and a second sliding assembly; the horizontal grinding head is connected to one side of the first sliding assembly in the longitudinal direction, and the first sliding assembly is connected to the second supporting block in a longitudinally movable mode, so that the horizontal grinding head can move on the second supporting block; the counterweight part is connected with a second sliding component, the second sliding component is longitudinally movably connected to the second supporting block, and the second sliding component is arranged on the outer side of one side, connected with the horizontal grinding head, of the first sliding component.
The further technical scheme is that the balance box type double-acting portal frame for the linear guide rail grinding machine further comprises a first detection piece, the first detection piece is connected to the first sliding assembly, and the first detection piece is used for detecting the abrasion degree of the horizontal grinding head; and determining the moving position of the second sliding assembly according to the abrasion degree of the horizontal grinding head and the moving position of the first sliding assembly, so that the distance between the projection of the gravity center of the whole body formed by the second supporting block, the first sliding assembly, the horizontal grinding head, the second sliding assembly and the weight on the plane where the first sliding block and the second sliding block are located and the symmetrical line of the first sliding block and the second sliding block is not more than a preset value.
The further technical scheme is that the horizontal grinding head is arranged on the first side surface of the second supporting block facing the first supporting block; the balance box type double-acting portal frame for the grinding machine further comprises a second detection piece, and the second detection piece is connected to a second side face, far away from the second support block, of the second support block; the second detection piece comprises two detection heads extending downwards along the vertical direction, and the two detection heads are arranged in parallel along the longitudinal direction.
The second detecting piece is arranged on the second side surface in a vertically movable mode.
The first sliding assembly comprises a first longitudinal driving member, a first vertical driving member, a first sliding seat and a second sliding seat; the first sliding seat is connected with the second supporting block, and the first longitudinal driving piece is used for driving the first sliding seat to move on the second supporting block along the longitudinal direction; the first vertical driving piece is used for driving the second sliding seat to vertically move on the first sliding seat; the second sliding seat is connected with the horizontal grinding head.
The further technical scheme is that the balance box type double-acting portal frame for the linear guide rail grinding machine further comprises a third sliding assembly and a fourth sliding assembly; the first vertical grinding head is connected with a third sliding assembly, and the third sliding assembly is connected to the first supporting block in a longitudinally movable manner; the second vertical grinding head is connected with a fourth sliding assembly, and the fourth sliding assembly is connected to the first supporting block in a longitudinally movable manner; the balance box type double-acting portal frame for the linear guide rail grinding machine further comprises two third detection pieces, wherein the two third detection pieces are respectively connected to the third sliding assembly and the fourth sliding assembly and are respectively used for detecting the vibration conditions of the corresponding first vertical grinding head and the corresponding second vertical grinding head.
The third sliding component and the first vertical grinding head form a first assembly which is in mirror symmetry with a second assembly which is formed by the fourth sliding component and the second vertical grinding head; the third sliding assembly and the fourth sliding assembly respectively comprise a second longitudinal driving piece, a second vertical driving piece, a third sliding seat and a fourth sliding seat, the third sliding seat is arranged on the first supporting block, and the second longitudinal driving piece is used for driving the third sliding seat to move on the first supporting block along the longitudinal direction; the fourth sliding seat is connected to the third sliding seat in a vertically movable manner, and the second vertical driving piece is used for driving the fourth sliding seat to move on the third sliding seat; the first vertical grinding head and the second vertical grinding head are respectively connected to the corresponding fourth sliding seats.
The further technical scheme is that the balance box type double-acting portal frame for the linear guide rail grinding machine further comprises a fourth detection piece, the fourth detection piece can be arranged above the first vertical grinding head and the second vertical grinding head in a longitudinally moving mode, and the fourth detection piece is used for detecting the abrasion degree of the first vertical grinding head and the second vertical grinding head.
The further technical scheme is that transverse plates extending transversely are arranged on the first supporting block and the second supporting block, the transverse plates are connected with longitudinal plates extending longitudinally, connecting blocks capable of moving longitudinally are connected onto the longitudinal plates, and the connecting blocks are connected with the fourth detection piece.
In order to realize the purpose of the utility model, the utility model also provides a linear guide rail grinding machine, which comprises a machine tool component and a balance box type double-acting portal frame, wherein the machine tool component comprises a guide rail workpiece placing table and two rails, and the guide rail workpiece placing table is arranged between the two rails in parallel with the rails; the balance box type double-acting portal frame is used for the linear guide rail grinding machine in any scheme; the first sliding block and the second sliding block are movably matched with the two tracks respectively.
The further technical scheme is that the vertical plane where the symmetrical line of the first support block and the second support block relative to the first sliding block and the second sliding block is symmetrical; the guide rail workpiece placing table comprises a first magnetic suction table and a second magnetic suction table which are parallel to the rail; the first magnetic suction table is positioned above symmetrical lines of the two tracks, the second magnetic suction table is positioned beside the first magnetic suction table, and the second magnetic suction table is vertically lower than the first magnetic suction table.
The further technical scheme is that the first magnetic suction table and the second magnetic suction table are vertically higher than the track; a notch is arranged below the middle of the first supporting block and the second supporting block and used for accommodating the first magnetic attraction table and the second magnetic attraction table.
Compared with the prior art, the utility model discloses can gain following beneficial effect:
the utility model discloses a balanced box double acting portal frame and have this balanced box double acting portal frame's linear guide grinding machine can keep portal frame load balance on vertical, improves grinding machine operating stability, avoids one side guide rail to damage easily, reduces the vibration of grinding machine during operation to can keep the machining precision, be particularly useful for long stroke or fast-speed grinding machine. Specifically, two vertical grinding heads in the balance box type double-acting portal frame of the utility model are parallel in the longitudinal direction, and the common gravity center position of the two vertical grinding heads and the first supporting block can be adjusted by adjusting the positions of the two vertical grinding heads; the horizontal grinding head and the counterweight are longitudinally parallel, and the common gravity center position of the horizontal grinding head and the counterweight and the second supporting block can be adjusted by adjusting the positions of the horizontal grinding head and the counterweight. Through the adjustment of the position of the center of gravity, the center of gravity of the whole portal frame is positioned on the plane where the center line of the portal frame is parallel to the moving direction or in an allowable deviation range, and when the portal frame runs, the pressure on the guide rails on two sides can be uniformly distributed. Furthermore, the utility model discloses a balanced box double-acting portal frame is favorable to comparatively economically producing the high accuracy linear guide grinding machine that grinding length reaches linear guide more than 8 meters, and the lathe bed also can be controlled within 12 meters, and the total weight of this moving part of balanced box double-acting portal frame can be controlled within 7 tons to select the linear electric motor model of relative economy easily, the moving speed of emery wheel for linear guide can reach more than 60 meters/minute during the grinding, realizes the high efficiency grinding.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the balance box type double-acting portal frame of the present invention.
Fig. 2 is a schematic structural view of an embodiment of the balance box type double-acting portal frame of the present invention at another viewing angle.
Fig. 3 is a schematic structural view of an embodiment of the balance box type double-acting gantry of the present invention at another viewing angle.
Fig. 4 is a schematic structural diagram of the first vertical grinding head, the second vertical grinding head and the fourth detection member in the embodiment of the balance box type double-acting portal frame of the present invention.
Fig. 5 is a schematic structural diagram of an embodiment of the grinding machine of the present invention.
Fig. 6 is a schematic structural diagram of an embodiment of the grinding machine according to the present invention from another perspective.
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Detailed Description
As shown in fig. 1 to 4, the present embodiment provides a balance box type double-acting gantry, which mainly comprises a first sliding block 10, a second sliding block 20, a first supporting block 30, a second supporting block 40, a first vertical grinding head 50, a second vertical grinding head 60, a horizontal grinding head 70 and a weight member 80. The grinding heads are grinding wheels driven by a motor spindle.
The first sliding block 10 and the second sliding block 20 extend in parallel in the transverse direction, and each of the first sliding block 10 and the second sliding block 20 may include a main body 11 and a sliding block 12 located below the main body 11 and adapted to cooperate with the track. First support block 30 extends longitudinally and connects a first end of first slider block 10 to a first end of second support block 20, and second support block 40 extends longitudinally and connects a second end of first slider block 10 to a second end of second support block 20. The first sliding block 10, the second sliding block 20, the first supporting block 30 and the second supporting block 40 together form the main frame of the balance box type double-acting portal frame.
The first vertical grinding stones 50 and the second vertical grinding stones 60 are longitudinally juxtaposed on the first support block 30, the first vertical grinding stones 50 and the second vertical grinding stones 60 are longitudinally movable on the first support block 30, and the axes of the first vertical grinding stones 50 and the axes of the second vertical grinding stones 60 extend vertically. The horizontal grinding stones 70 are longitudinally movably provided on the second support block 40, and the axes of the horizontal grinding stones 70 extend in the longitudinal direction. The first vertical grinding stones 50 and the second vertical grinding stones 60 are used to grind both side surfaces of the rail to form grooves, respectively, and the horizontal grinding stones 70 are used to grind the top surface of the rail, which cooperate to enable grinding of at least three surfaces in one stroke.
A weight member 80 is longitudinally movably disposed on the second support block 40, the weight member 80 being used to adjust the center of gravity. Specifically, the balance box type double-acting portal frame for the linear guideway grinder further comprises a first sliding assembly 90 and a second sliding assembly 100, the horizontal grinding head 70 is connected to one side of the first sliding assembly 90 in the longitudinal direction, and the first sliding assembly 90 is longitudinally movably connected to the second supporting block 40, so that the horizontal grinding head 70 moves on the second supporting block 40. The weight member 80 is connected with the second sliding assembly 100, the second sliding assembly 100 is longitudinally movably connected with the second supporting block 40, the second sliding assembly 100 is arranged on the outer side of one side of the first sliding assembly 90, which is connected with the horizontal grinding head 70, namely, the horizontal grinding head 70 is deviated from one side relative to the first sliding assembly 90, when the horizontal grinding head 70 is used for grinding the upper surface of the guide rail workpiece, the first sliding assembly 90 is positioned at one longitudinal end of the second supporting block 40, at the moment, the weight member 80 is positioned at the other longitudinal end of the second supporting block 40, and by adjusting the position of the weight member 80, the adjustment of the gravity center position can be realized, so that the grinding machine can run stably.
Preferably, the balance box type double-acting portal frame further comprises a first detecting member 110, the first detecting member 110 is connected to the first sliding assembly 90, and the first detecting member 110 is used for detecting the degree of wear of the horizontal grinding head 70. The first detecting member 110 may be, for example, a laser sensor. The first detection member 110 can monitor the wear condition of the horizontal grinding head 70, and cooperate with an alarm or a display to prompt the grinding wheel replacement in time. The first detecting member 110 can also be used for determining the moving position of the second sliding member 100 according to the degree of wear of the horizontal grinding head 70 and the moving position of the first sliding member 90, so that the distance between the projection of the center of gravity of the whole body formed by the second supporting block 40, the first sliding member 90, the horizontal grinding head 70, the second sliding member 100 and the weight member 80 on the plane where the first sliding block 10 and the second sliding block 20 are located and the symmetrical line of the first sliding block 10 and the second sliding block 20 does not exceed a preset value, thereby ensuring that the load distribution of the whole body in the longitudinal direction is more uniform.
Preferably, the horizontal grinding stones 70 and the weight members 80 are provided on a first side of the second support block 40 facing the first support block 30. The balance box type double-acting portal frame further comprises a second detection piece 120, the second detection piece 120 is connected to the second side face, far away from the second supporting block 40, of the second supporting block 40, the second detection piece 120 comprises two detection heads 121 extending downwards in the vertical direction, the two detection heads 121 are arranged in parallel in the longitudinal direction, the detection heads 121 are used for detecting the groove grinding condition of the two side faces of the guide rail workpiece, and the two detection heads 121 can be laser sensors. The detection head 121 measures the width of the two side surfaces of the guide rail to ensure the consistency of the precision of the center distance of each guide rail groove during batch grinding.
More preferably, the second detecting member 120 is disposed on the second side surface in a vertically movable manner, and the position and height of the second detecting member 120 can be adjusted according to the size and specification of the rail workpiece to be ground.
Preferably, the first slide assembly 90 comprises a first longitudinal drive 91, a first vertical drive 92, a first carriage 93 and a second carriage 94. The first carriage 93 is connected to the second support block 40, and the first longitudinal driving member 91 is used for driving the first carriage 93 to move on the second support block 40 along the longitudinal direction. The second slide carriage 94 is connected with the first slide carriage 93, the first vertical driving member 92 is used for driving the second slide carriage 94 to vertically move on the first slide carriage 93, and the second slide carriage 94 is connected with the horizontal grinding head 70. It can be seen that the height of the horizontal grinding head 70 can be adjusted according to the degree of wear thereof, so that the horizontal grinding head can be in contact with the upper surface of the guide rail workpiece under various degrees of wear, or the height of the horizontal grinding head 70 can be adjusted according to the specification and the size of the guide rail workpiece, so that the horizontal grinding head can be suitable for processing different workpieces.
Preferably, the balance box-type double-acting gantry further comprises a third sliding assembly 130 and a fourth sliding assembly 140. The first vertical grinding wheel 50 is coupled to the third slide assembly 130, and the third slide assembly 130 is movably coupled to the first support block 30 in the longitudinal direction. The second vertical 50 grinding head is connected to a fourth slide assembly 140. the fourth slide assembly 140 is longitudinally movably connected to the first support block 30. The balance box type double-acting portal frame further comprises two third detection pieces 150, and the two third detection pieces 150 are respectively connected to the third sliding assembly 130 and the fourth sliding assembly 140 and are respectively used for detecting the vibration conditions of the corresponding first vertical grinding head 50 and the second vertical grinding head 60. The third sensing member 150 may be a fiber optic sensor.
Preferably, the first combination of the third sliding member 130 and the first vertical grinding head 50 is mirror-symmetrical to the second combination of the fourth sliding member 140 and the second vertical grinding head 60, so that the center of gravity of the first vertical grinding head 50, the second vertical grinding head 60 and the first support block 30 can be controlled.
Preferably, the third and fourth sliding assemblies 130 and 140 each include a second longitudinal driving member 131, a second vertical driving member 132, a third slide carriage 133 and a fourth slide carriage 134, respectively, the third slide carriage 133 is disposed on the first support block 30, the second longitudinal driving member 131 is used for driving the third slide carriage 133 to move longitudinally on the first support block 30, the fourth slide carriage 134 is vertically movably connected to the third slide carriage 133, the second vertical driving member 132 is used for driving the fourth slide carriage 134 to move on the third slide carriage 133, and the first and second vertical grinding wheels 50 and 60 are respectively connected to the corresponding fourth slide carriages 134. The first vertical grinding stones 50 and the second vertical grinding stones 60 can be vertically moved so that guide rail workpieces of different sizes and different specifications can be machined.
Preferably, the second slide assembly 100 comprises a third longitudinal drive 101, the third longitudinal drive 101 being for driving the counterweight 80 in a longitudinal movement.
Preferably, the balance box type double-acting gantry further includes a fourth sensing member 190, the fourth sensing member 190 being movably disposed in the longitudinal direction above the first and second vertical grinding wheels 50 and 60, and the fourth sensing member 150 for sensing the degree of wear of the first and second vertical grinding wheels 50 and 60. By the longitudinal movement of the fourth sensing member 190, one fourth sensing member 150 can sense the degree of wear of the two vertical grinding wheels. The fourth sensing member 190 may be a laser sensor.
More preferably, the first supporting block 30 and the second supporting block 40 are provided with a transverse plate 31 extending transversely, the transverse plate 31 is connected with a longitudinal plate 32 extending longitudinally, the longitudinal plate 32 is connected with a connecting block 33 capable of moving longitudinally, and the connecting block 33 is connected with the fourth detecting member 190. The cross plate 31 can also function to stabilize the first and second support blocks 30 and 40. The cross plates 31 may be two and are respectively connected to the upper ends of one support block 30 and the second support block 40.
As shown in fig. 5 to 6, the present embodiment further provides a linear guideway grinder, which includes a machine tool assembly and the above-mentioned balance box type double-acting gantry, wherein the machine tool assembly includes a guideway workpiece placing table and two rails 160, and the guideway workpiece placing table is disposed between the two rails 160 in parallel with the rails 160. The first slider 10 and the second slider 20 are movably engaged with the two rails 160, respectively.
Preferably, the first and second support blocks 30 and 40 are symmetrical with respect to a vertical plane in which a symmetry line of the first and second sliding blocks 10 and 20 is symmetrical, so as to adjust the center of gravity. The rail work placing table includes a first magnetic attraction table 170 and a second magnetic attraction table 180 parallel to the rail 160. The first magnetic attraction stage 170 is located above a symmetrical line of symmetry of the two rails 160 for placing a first workpiece, the second magnetic attraction stage 180 is located beside the first magnetic attraction stage 170, and the second magnetic attraction stage 180 is vertically lower than the first magnetic attraction stage 170. As the arrangement is adopted, the center of gravity is conveniently positioned above the central line by adjusting the position of each grinding head to align with the first workpiece for processing. Moreover, since the number of times of grinding strokes required for grinding the two sides is greater than that required for grinding the top surface, when the two vertical grinding heads process grooves on the two sides of the first workpiece, the horizontal grinding head 70 can grind the upper surface of the first workpiece in one stroke and grind the upper surface of the second workpiece in the other stroke, thereby realizing four-side grinding. After the first workpiece is ground, the first workpiece is taken away, the second workpiece is turned over and then placed on the first magnetic suction table, and the other three surfaces of the second workpiece are machined, so that the production efficiency is improved.
The first magnetic attraction table 170 and the second magnetic attraction table 180 are vertically higher than the track 160, a notch 41 is arranged below the middle of the first support block 30 and the second support block 40, and the notch 41 is used for accommodating the first magnetic attraction table 170 and the second magnetic attraction table 180.
Through above structure, can improve the stability of grinding machine for the grinding machine can increase stroke and translation rate.
Finally, it should be emphasized that the above-described embodiments are merely preferred embodiments of the present invention, and are not intended to limit the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (11)
1. A balance box type double-acting portal frame for a linear guide rail grinding machine comprises a first sliding block, a second sliding block, a first supporting block, a second supporting block, a first vertical grinding head, a second vertical grinding head and a horizontal grinding head, wherein the first sliding block and the second sliding block extend in parallel and transversely; the first vertical grinding head and the second vertical grinding head are longitudinally arranged on the first supporting block in parallel, the first vertical grinding head and the second vertical grinding head can longitudinally move on the first supporting block, and the axis of the first vertical grinding head and the axis of the second vertical grinding head vertically extend; the horizontal grinding head is longitudinally movably arranged on the second supporting block, and the axis of the horizontal grinding head extends along the longitudinal direction; the method is characterized in that:
the balance box type double-acting portal frame for the linear guide rail grinding machine further comprises a first sliding assembly, a counterweight part and a second sliding assembly; the horizontal grinding head is connected to one side of the first sliding assembly in the longitudinal direction, and the first sliding assembly is longitudinally movably connected to the second supporting block, so that the horizontal grinding head can move on the second supporting block; the counterweight part is connected with the second sliding assembly, the second sliding assembly is longitudinally movably connected to the second supporting block, and the second sliding assembly is arranged on the outer side of one side, connected with the horizontal grinding head, of the first sliding assembly.
2. The balance box type double-acting portal frame for the linear guideway grinder of claim 1, wherein:
the balance box type double-acting portal frame for the linear guide rail grinding machine further comprises a first detection piece, the first detection piece is connected to the first sliding assembly, and the first detection piece is used for detecting the abrasion degree of the horizontal grinding head;
and determining the moving position of the second sliding assembly according to the abrasion degree of the horizontal grinding head and the moving position of the first sliding assembly, so that the distance between the projection of the gravity center of the whole body formed by the second supporting block, the first sliding assembly, the horizontal grinding head, the second sliding assembly and the counterweight on the plane where the first sliding block and the second sliding block are located and the symmetrical line of the first sliding block and the second sliding block does not exceed a preset value.
3. The balance box type double-acting portal frame for the linear guideway grinder according to claim 1 or 2, characterized in that:
the horizontal grinding head is arranged on a first side surface, facing the first supporting block, of the second supporting block;
the balance box type double-acting portal frame for the grinding machine further comprises a second detection piece, and the second detection piece is connected to a second side face, far away from the second supporting block, of the second supporting block; the second detection piece comprises two detection heads extending downwards along the vertical direction, and the two detection heads are arranged in parallel along the longitudinal direction.
4. The balance box type double-acting portal frame for the linear guideway grinder of claim 3, wherein:
the second detection member is disposed on the second side surface movably in the vertical direction.
5. The balance box type double-acting portal frame for the linear guideway grinder according to claim 1 or 2, characterized in that:
the first sliding assembly comprises a first longitudinal driving member, a first vertical driving member, a first sliding seat and a second sliding seat; the first sliding seat is connected with the second supporting block, and the first longitudinal driving piece is used for driving the first sliding seat to move on the second supporting block along the longitudinal direction; the second sliding seat is connected with the first sliding seat, and the first vertical driving piece is used for driving the second sliding seat to vertically move on the first sliding seat; the second sliding seat is connected with the horizontal grinding head.
6. The balance box type double-acting portal frame for the linear guideway grinder according to claim 1 or 2, characterized in that:
the balance box type double-acting portal frame for the linear guide rail grinding machine further comprises a third sliding assembly and a fourth sliding assembly; the first vertical grinding head is connected with the third sliding assembly, and the third sliding assembly is connected to the first supporting block in a longitudinally movable mode; the second vertical grinding head is connected with the fourth sliding assembly, and the fourth sliding assembly is connected to the first supporting block in a longitudinally movable mode;
the balance box type double-acting portal frame for the linear guide rail grinding machine further comprises two third detection pieces, wherein the two third detection pieces are respectively connected to the third sliding assembly and the fourth sliding assembly and are respectively used for detecting vibration conditions of the corresponding first vertical grinding head and the corresponding second vertical grinding head.
7. The balance box type double-acting portal frame for the linear guideway grinder of claim 6, wherein:
the first assembly consisting of the third sliding assembly and the first vertical grinding head is in mirror symmetry with the second assembly consisting of the fourth sliding assembly and the second vertical grinding head;
the third sliding assembly and the fourth sliding assembly respectively comprise a second longitudinal driving part, a second vertical driving part, a third sliding seat and a fourth sliding seat, the third sliding seat is arranged on the first supporting block, and the second longitudinal driving part is used for driving the third sliding seat to move longitudinally on the first supporting block; the fourth sliding seat is connected to the third sliding seat in a vertically movable manner, and the second vertical driving piece is used for driving the fourth sliding seat to move on the third sliding seat; the first vertical grinding head and the second vertical grinding head are respectively connected to the corresponding fourth sliding seat.
8. The balance box type double-acting portal frame for the linear guideway grinder according to claim 1 or 2, characterized in that:
the balance box type double-acting portal frame for the linear guide rail grinding machine further comprises a fourth detection piece, the fourth detection piece can be arranged above the first vertical grinding head and the second vertical grinding head in a longitudinally moving mode, and the fourth detection piece is used for detecting the abrasion degree of the first vertical grinding head and the second vertical grinding head.
9. The balance box type double-acting portal frame for the linear guideway grinder of claim 8, wherein:
the first supporting block and the second supporting block are provided with transverse plates extending transversely, the transverse plates are connected with longitudinal plates extending longitudinally, the longitudinal plates are connected with connecting blocks capable of moving longitudinally, and the connecting blocks are connected with the fourth detection piece.
10. A linear guide rail grinding machine comprises a machine tool assembly and a balance box type double-acting portal frame, wherein the machine tool assembly comprises a guide rail workpiece placing table and two rails, and the guide rail workpiece placing table and the rails are arranged between the two rails in parallel; the method is characterized in that:
the balance box type double-acting portal frame is the balance box type double-acting portal frame for the linear guide rail grinding machine as claimed in any one of claims 1 to 9; the first sliding block and the second sliding block are movably matched with the two tracks respectively.
11. The linear guideway grinder of claim 10, wherein:
the first supporting block and the second supporting block are symmetrical relative to a vertical plane where a symmetrical line of the first sliding block and the second sliding block is symmetrical;
the guide rail workpiece placing table comprises a first magnetic suction table and a second magnetic suction table which are parallel to the rail; the first magnetic suction table is positioned above symmetrical lines of the two tracks, the second magnetic suction table is positioned beside the first magnetic suction table, and the second magnetic suction table is vertically lower than the first magnetic suction table;
the first magnetic suction table and the second magnetic suction table are vertically higher than the track; a gap is arranged below the middle of the first supporting block and the second supporting block, and the gap is used for accommodating the first magnetic suction table and the second magnetic suction table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120612961.3U CN214559996U (en) | 2021-03-25 | 2021-03-25 | Linear guide grinding machine and balance box type double-acting portal frame for same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120612961.3U CN214559996U (en) | 2021-03-25 | 2021-03-25 | Linear guide grinding machine and balance box type double-acting portal frame for same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214559996U true CN214559996U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120612961.3U Withdrawn - After Issue CN214559996U (en) | 2021-03-25 | 2021-03-25 | Linear guide grinding machine and balance box type double-acting portal frame for same |
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| CN (1) | CN214559996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112873043A (en) * | 2021-03-25 | 2021-06-01 | 江门银特银数控机床有限公司 | Linear guide grinding machine and balance box type double-acting portal frame for same |
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2021
- 2021-03-25 CN CN202120612961.3U patent/CN214559996U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112873043A (en) * | 2021-03-25 | 2021-06-01 | 江门银特银数控机床有限公司 | Linear guide grinding machine and balance box type double-acting portal frame for same |
| CN112873043B (en) * | 2021-03-25 | 2022-08-12 | 江门银特银数控机床有限公司 | Linear guide grinding machine and balance box type double-acting portal frame for same |
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