阅读说明：本技术 一种便于更换的切割机用滑轮组 (Pulley block convenient to replace for cutting machine ) 是由 张耀 黄慧媛 齐申 屈恒 于 2021-08-10 设计创作，主要内容包括：本发明涉及切割机领域,具体是一种便于更换的切割机用滑轮组,包括用于固定切割机电机的固定板,固定板的下板面固接有支撑板,支撑板的四个边角位置处固接有支撑块,支撑块开设滚槽,滚槽内设有滑轮,且滑轮通过快拆组件连接在滚槽内；所述快拆组件包括导向杆、固定杆和拉簧；所述支撑板同一侧的支撑块上对称开设滑孔,滑孔位于滚槽的两侧,导向杆的外圈通过拉簧滑动连接在滑孔内,且导向杆的端部固接固定杆的一端,固定杆呈L形状,固定杆的另一端贯穿滑孔下方开设的固定孔,固定孔与滑轮转轴上开设的连接孔通轴,固定杆的另一端一侧贯穿固定孔和连接孔。(The invention relates to the field of cutting machines, in particular to a pulley block for a cutting machine convenient to replace, which comprises a fixed plate for fixing a cutting machine motor, wherein a support plate is fixedly connected to the lower plate surface of the fixed plate, support blocks are fixedly connected to the four corner positions of the support plate, rolling grooves are formed in the support blocks, pulleys are arranged in the rolling grooves, and the pulleys are connected into the rolling grooves through quick-release assemblies; the quick-release assembly comprises a guide rod, a fixed rod and a tension spring; the supporting plate is characterized in that sliding holes are symmetrically formed in the supporting block on the same side of the supporting plate and located on two sides of the rolling groove, the outer ring of the guide rod is connected in the sliding holes in a sliding mode through tension springs, the end portion of the guide rod is fixedly connected with one end of a fixing rod, the fixing rod is L-shaped, the other end of the fixing rod penetrates through a fixing hole formed in the lower portion of the sliding hole, the fixing hole is communicated with a connecting hole formed in the pulley rotating shaft, and one side of the other end of the fixing rod penetrates through the fixing hole and the connecting hole.)

1. The utility model provides a pulley block for cutting machine convenient to change which characterized in that: the cutting machine motor fixing device comprises a fixing plate (1) for fixing a cutting machine motor, wherein a supporting plate (2) is fixedly connected to the lower plate surface of the fixing plate (1), supporting blocks (3) are fixedly connected to four corner positions of the supporting plate (2), a rolling groove (4) is formed in each supporting block (3), a pulley (5) is arranged in each rolling groove (4), and each pulley (5) is connected into each rolling groove (4) through a quick-release assembly; the quick-release assembly comprises a guide rod (6), a fixed rod (7) and a tension spring (8); supporting plate (2) are gone up the symmetry with supporting shoe (3) of one side and are seted up slide opening (9), slide opening (9) are located the both sides of rolling slot (4), the outer lane of guide bar (6) passes through extension spring (8) sliding connection in slide opening (9), and the one end of tip rigid coupling dead lever (7) of guide bar (6), dead lever (7) are the L shape, fixed orifices (10) that slide opening (9) below was seted up are run through to the other end of dead lever (7), connecting hole (11) through-shaft of seting up in fixed orifices (10) and pulley (5) pivot, fixed orifices (10) and connecting hole (11) are run through to other end one side of dead lever (7).

2. The pulley block for a cutter convenient to replace of claim 1, wherein: two ends of the rotating shaft of the pulley (5) are respectively provided with a strip-shaped guide block (12).

3. The pulley block for a cutter convenient to replace of claim 2, wherein: a rotating rod (13) is arranged between the two opposite pulleys (5), a strip-shaped clamping groove (14) is formed in the end part of the rotating rod (13), the middle position of the rotating rod (13) is rotatably connected to the lower plate surface of the supporting plate (2) through a fixing block (15), cams (16) are respectively arranged on two sides of the fixing block (15), and the cams (16) are fixedly connected to the rotating rod (13); the recess is seted up to the lower plate symmetry of backup pad (2), is equipped with the press pump (17) of extrusion formula in the recess, advances oil pipe (18) of press pump (17) and connects in oil tank (19) that backup pad (2) lower plate intermediate position was equipped with, presses the rolling groove (4) that the end of producing oil that pump (17) run through backup pad (2) and extend to supporting shoe (3) in, and the oil-out that produces oil pipe (20) is located the top of pulley (5).

4. The pulley block for a cutter convenient to replace of claim 1, wherein: the end parts of two adjacent guide rods (6) are fixedly connected together through a connecting plate (21).

5. The pulley block for a cutter convenient to replace of claim 1, wherein: and the hole end of the connecting hole (11) is subjected to fillet treatment.

6. The pulley block for a cutter convenient to replace of claim 3, wherein: the pressing end surface of the pressing pump (17) is arc-shaped.

7. The pulley block for the cutting machine convenient to replace according to claim 5, wherein: the notch of the clamping groove (14) is subjected to fillet treatment.

8. The pulley block for a cutter convenient to replace of claim 1, wherein: the oil tank (19) is fixedly connected below the supporting plate (2), the oil tank (19) is positioned between the two rotating rods (13), concave parts are formed in four right-angle positions of the bottom in the oil tank (19), and the end part of the oil inlet pipe (18) is arranged in the concave parts.

Technical Field

The invention relates to the field of cutting machines, in particular to a pulley block for a cutting machine, which is convenient to replace.

Background

The cutting machine motor passes through the pulley and moves back and forth on the track, realize the cutting machine to the cutting of material, when the track of cutting machine frame on different specifications is established, need to change the pulley this moment, make the inner ring of pulley effectively attached on orbital surface, and the general U-shaped of current pulley connected mode is detained, the connecting axle that will connect two pulleys is fixed in the backup pad, and the both ends that the U-shaped was detained pass through bolt fastening connection, and when the installation perhaps lift off, its process is comparatively loaded down with trivial details, need use tools such as spanner simultaneously, the efficiency is lower, to above-mentioned problem, this embodiment is through designing the loose pulley assembly of an easy change.

Disclosure of Invention

In order to make up for the prior art, the invention provides a pulley block for a cutting machine, which is convenient to replace.

The technical scheme adopted by the invention for solving the technical problems is as follows: the pulley block for the cutting machine convenient to replace comprises a fixing plate for fixing a cutting machine motor, wherein a supporting plate is fixedly connected to the lower plate surface of the fixing plate, supporting blocks are fixedly connected to the four corner positions of the supporting plate, rolling grooves are formed in the supporting blocks, pulleys are arranged in the rolling grooves, and the pulleys are connected into the rolling grooves through quick-release assemblies; the quick-release assembly comprises a guide rod, a fixed rod and a tension spring; the supporting block on the same side of the supporting plate is symmetrically provided with sliding holes, the sliding holes are positioned on two sides of the rolling groove, the outer ring of the guide rod is connected in the sliding holes in a sliding mode through tension springs, the end portion of the guide rod is fixedly connected with one end of a fixing rod, the fixing rod is L-shaped, the other end of the fixing rod penetrates through a fixing hole formed in the lower portion of the sliding hole, the fixing hole is communicated with a connecting hole formed in a pulley rotating shaft, and one side of the other end of the fixing rod penetrates through the fixing hole and the connecting hole; when the pulley is installed, the pulley is placed below the rolling groove, the fixing rod is attached to the inner ring of the pulley at the moment, then the guide rod is pulled by hand, the guide rod pulls the tension spring and pulls out the fixing rod, the fixing rod is not extruded and attached to the inner ring of the pulley any more, then the pulley extends into the rolling groove on a supporting plate below the pulley, then the fixing hole is adjusted to be coaxial with the connecting hole, then the guide rod is released, the guide rod is restored to the initial position under the action of the tension spring, meanwhile, the fixing rod sequentially penetrates through the fixing hole and the connecting hole of the rotating shaft, at the moment, two ends of the rotating shaft of the pulley are limited in the rolling groove through the fixing rod, and under the action of the tension force of the tension spring, the fixing rod is always positioned in the fixing hole and the connecting hole, and the stability between the pulley and the rolling groove is ensured; when dismantling the pulley, outside pull guide bar, the dead lever breaks away from connecting hole and fixed orifices in proper order, and the pulley can break away from the spout this moment to and two pulleys of backup pad homonymy can realize the synchronous dismantlement of these two pulleys through two guide bars, simple structure, and convenient operation saves installation and dismantlement time, raises the efficiency.

Preferably, two ends of the rotating shaft of the pulley are respectively provided with a strip-shaped guide block; when the pulley is installed, the guide block on the pulley is placed in a horizontal state, and at the moment, the connecting hole and the fixing hole are coaxial, so that the fixing rod can conveniently and smoothly penetrate through the fixing hole and the connecting hole.

Preferably, a rotating rod is arranged between the two opposite pulleys, a strip-shaped clamping groove is formed in the end part of the rotating rod, the middle position of the rotating rod is rotatably connected to the lower plate surface of the supporting plate through a fixing block, cams are arranged on two sides of the fixing block respectively, and the cams are fixedly connected to the rotating rod; the lower plate surface of the supporting plate is symmetrically provided with grooves, extrusion type pressing pumps are arranged in the grooves, oil inlet pipes of the pressing pumps are connected into oil tanks arranged at the middle positions of the lower plate surface of the supporting plate, oil outlet ends of the pressing pumps penetrate through the supporting plate and extend into rolling grooves of the supporting blocks, and oil outlets of the oil outlet pipes are positioned above the pulleys; when the pulley rotates on the track, the guide block of pivot tip drives the bull stick and rotates, and the bull stick drives the cam rotation simultaneously, and the pump is pressed in the extrusion of cam clearance nature, then in pressing the lubricating oil drum of pump in with the oil tank to the oil outlet pipe, lubricating oil drips on the pulley, and the lubricating oil adhesion carries out lubricating oil between pulley and the track on the track, reduces pulley and orbital wearing and tearing, reduces the moving noise of pulley on the track simultaneously.

Preferably, the end parts of two adjacent guide rods are fixedly connected together through a connecting plate; the end parts of two adjacent guide rods are fixedly connected together through a connecting plate, and the guide rods are controlled to move simultaneously, so that the fixed rods can move synchronously.

Preferably, the hole end of the connecting hole is subjected to fillet treatment; the hole end of the connecting hole is subjected to fillet treatment, so that the hole end inlet of the connecting hole is enlarged, and the end part of the fixing rod is conveniently inserted into the connecting hole.

Preferably, the pressing end surface of the pressing pump is arc-shaped; according to the tip of pressing of pump personally submit the arc form, suit with the circular of cam rotation formation, cam rounding off extrusion presses the pump, realizes the even extrusion to pressing the pump to lubricating oil evenly drips.

Preferably, the notch of the clamping groove is subjected to fillet treatment; the notch of the clamping groove is processed with a round angle, so that the side entrance of the clamping groove is increased, and the guide block on the rotating shaft can smoothly slide into the clamping groove conveniently.

Preferably, the oil tank is fixedly connected below the support plate, the oil tank is positioned between the two rotating rods, four right-angle positions at the bottom in the oil tank are provided with concave parts, and the end part of the oil inlet pipe is arranged in the concave parts; lubricating oil is concentrated in the concave part of the oil tank, and the oil outlet pipe is guaranteed to effectively extract the lubricating oil.

The invention has the advantages that:

1. when the pulleys are disassembled, the guide rods are pulled outwards, the fixing rods are sequentially separated from the connecting holes and the fixing holes, the pulleys can be separated from the sliding grooves, and the two pulleys on the same side of the supporting plate can be synchronously disassembled through the two guide rods, so that the structure is simple, the operation is convenient, the assembling and disassembling time is saved, and the efficiency is improved;

2. the guide block of pivot tip drives the bull stick and rotates, and the bull stick drives the cam rotation simultaneously, and cam clearance nature extrusion presses the press pump, then in pressing the press pump to bulge the lubricating oil in the oil tank into the oil pipe, and lubricating oil drips on the pulley, and the lubricating oil adhesion carries out lubricating oil between pulley and the track on the track, reduces pulley and orbital wearing and tearing, reduces the moving noise of pulley on the track simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a first perspective view of a pulley block for a cutting machine according to a first embodiment;

FIG. 2 is a second perspective view of a pulley block for the cutting machine according to the first embodiment;

FIG. 3 is a first cross-sectional view of a pulley block for the cutting machine according to one embodiment;

FIG. 4 is a second cross-sectional view of a pulley block for the cutting machine according to one embodiment;

FIG. 5 is a perspective view of a turn bar of the present invention;

in the figure: the device comprises a fixing plate 1, a supporting plate 2, a supporting block 3, a rolling groove 4, a pulley 5, a guide rod 6, a fixing rod 7, a tension spring 8, a sliding hole 9, a fixing hole 10, a connecting hole 11, a guide block 12, a rotating rod 13, a clamping groove 14, a fixing block 15, a cam 16, a pressing pump 17, an oil inlet pipe 18, an oil tank 19, an oil outlet pipe 20, a connecting plate 21 and a guide mark 22.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-4, a pulley block for a cutting machine convenient to replace comprises a fixing plate 1 for fixing a cutting machine motor, wherein a supporting plate 2 is fixedly connected to the lower plate surface of the fixing plate 1, supporting blocks 3 are fixedly connected to four corner positions of the supporting plate 2, a rolling groove 4 is formed in each supporting block 3, a pulley 5 is arranged in each rolling groove 4, and each pulley 5 is connected into each rolling groove 4 through a quick-release assembly; the quick-release assembly comprises a guide rod 6, a fixed rod 7 and a tension spring 8; sliding holes 9 are symmetrically formed in the supporting block 3 on the same side of the supporting plate 2, the sliding holes 9 are located on two sides of the rolling groove 4, the outer ring of the guide rod 6 is connected into the sliding holes 9 in a sliding mode through a tension spring 8, the end portion of the guide rod 6 is fixedly connected with one end of a fixing rod 7, the fixing rod 7 is in an L shape, the other end of the fixing rod 7 penetrates through a fixing hole 10 formed in the lower portion of the sliding hole 9, the fixing hole 10 is communicated with a connecting hole 11 formed in a rotating shaft of the pulley 5, and one side of the other end of the fixing rod 7 penetrates through the fixing hole 10 and the connecting hole 11; the motor of the cutting machine moves back and forth on the rail through the pulley 5 to cut materials, when the cutting machine is arranged on the rails with different specifications, the pulley 5 needs to be replaced at the moment, so that the inner ring of the pulley 5 is effectively attached to the surface of the rail, the existing connection mode of the pulley 5 is generally realized through a U-shaped buckle, a connecting shaft for connecting the two pulleys 5 is fixed on the supporting plate 2, two ends of the U-shaped buckle are fastened and connected through bolts, in addition, when the cutting machine is installed or disassembled, the process is complicated, meanwhile, tools such as a wrench and the like need to be used, the efficiency is low, and aiming at the problems, the embodiment designs a pulley assembly which is easy to replace; when the pulley 5 is installed, the pulley 5 is firstly placed below the rolling groove 4, the fixing rod 7 is attached to the inner ring of the pulley 5 at the moment, then the guide rod 6 is pulled by hand, the tension spring 8 is pulled by the guide rod 6, the fixing rod 7 is pulled out, the fixing rod 7 is not squeezed and attached to the inner ring of the pulley 5, then the pulley 5 extends into the rolling groove 4 on the support plate 2 below, the fixing hole 10 is adjusted to be coaxial with the connecting hole 11, then the guide rod 6 is released, the guide rod 6 is restored to the initial position under the action of the tension spring 8, meanwhile the fixing rod 7 sequentially penetrates through the fixing hole 10 and the connecting hole 11 of the rotating shaft, the two ends of the rotating shaft of the pulley 5 are limited in the rolling groove 4 through the fixing rod 7, the fixing rod 7 is always positioned in the fixing hole 10 and the connecting hole 11 under the tension of the tension spring 8, and the stability between the pulley 5 and the rolling groove 4 is guaranteed; when dismantling pulley 5, outside pull guide bar 6, dead lever 7 breaks away from connecting hole 11 and fixed orifices 10 in proper order, and pulley 5 can break away from the spout this moment to and two pulleys 5 of backup pad 2 homonymy can realize the synchronous dismantlement of these two pulleys 5 through two guide bars 6, simple structure, convenient operation saves installation and dismantlement time, raises the efficiency.

Two ends of the rotating shaft of the pulley 5 are respectively provided with a strip-shaped guide block 12; when the pulley 5 is installed, the guide block 12 on the pulley 5 is placed in a horizontal state, and at this time, the connecting hole 11 is coaxial with the fixing hole 10, so that the fixing rod 7 can conveniently and smoothly penetrate through the fixing hole 10 and the connecting hole 11.

A rotating rod 13 is arranged between the two opposite pulleys 5, a strip-shaped clamping groove 14 is formed in the end part of the rotating rod 13, the middle position of the rotating rod 13 is rotatably connected to the lower plate surface of the supporting plate 2 through a fixing block 15, cams 16 are respectively arranged on two sides of the fixing block 15, and the cams 16 are fixedly connected to the rotating rod 13; a groove is symmetrically formed in the lower plate surface of the support plate 2, an extrusion type pressing pump 17 is arranged in the groove, an oil inlet pipe 18 of the pressing pump 17 is connected into an oil tank 19 arranged in the middle of the lower plate surface of the support plate 2, the oil outlet end of the pressing pump 17 penetrates through the support plate 2 and extends into the rolling groove 4 of the support block 3, and the oil outlet of the oil outlet pipe 20 is positioned above the pulley 5; when the pulley 5 rotates on the track, the guide block 12 at the end part of the rotating shaft drives the rotating rod 13 to rotate, meanwhile, the rotating rod 13 drives the cam 16 to rotate, the cam 16 extrudes the pressing pump 17 in a clearance mode, then the pressing pump 17 blows lubricating oil in the oil tank 19 into the oil outlet pipe 20, the lubricating oil drops on the pulley 5, the lubricating oil adheres to the track, lubricating oil is carried out between the pulley 5 and the track, the abrasion of the pulley 5 and the track is reduced, and meanwhile, the running noise of the pulley 5 on the track is reduced.

The end parts of two adjacent guide rods 6 are fixedly connected together through a connecting plate 21; the end parts of two adjacent guide rods 6 are fixedly connected together through a connecting plate 21, and the guide rods 6 are controlled to move simultaneously, so that the fixed rods 7 can move synchronously.

The hole end of the connecting hole 11 is subjected to fillet treatment; the hole end of the connecting hole 11 is processed into a round angle, so that the hole end inlet of the connecting hole 11 is enlarged, and the end part of the fixing rod 7 is conveniently inserted into the connecting hole 11.

The pressing end surface of the pressing pump 17 is arc-shaped; the pressing end surface of the pressing pump 17 is arc-shaped and is matched with a circle formed by the rotation of the cam 16, the cam 16 smoothly and transitionally extrudes the pressing pump 17 to realize the uniform extrusion of the pressing pump 17, so that the lubricating oil uniformly drips.

The notch of the clamping groove 14 is subjected to fillet treatment; the notch of the clamping groove 14 is processed by a round angle, so that the side entrance of the clamping groove 14 is increased, and the guide block 12 on the rotating shaft can smoothly slide into the clamping groove 14 conveniently.

The oil tank 19 is fixedly connected below the support plate 2, the oil tank 19 is positioned between the two rotating rods 13, four right-angle positions at the bottom in the oil tank 19 are provided with concave parts, and the end part of the oil inlet pipe 18 is arranged in the concave parts; the lubricating oil is collected in the concave part of the oil tank 19, and the oil outlet pipe 20 is ensured to effectively extract the lubricating oil.

Example two:

referring to fig. 5, as another embodiment of the present invention, in the first comparative example, a guide mark 22 is provided on an outer ring of the rotating rod 13, when the pulley 5 is installed, the rotating rod 13 is rotated to place the guide mark 22 right in front, and at this time, the slot 14 is in a horizontal state, i.e., the slot opening of the slot 14 is through in front and back, so that the guide block 12 on the rotating shaft can be conveniently inserted.

The working principle is as follows: when the pulley 5 is installed, the pulley 5 is firstly placed below the rolling groove 4, the fixing rod 7 is attached to the inner ring of the pulley 5 at the moment, then the guide rod 6 is pulled by hand, the tension spring 8 is pulled by the guide rod 6, the fixing rod 7 is pulled out, the fixing rod 7 is not squeezed and attached to the inner ring of the pulley 5, then the pulley 5 extends into the rolling groove 4 on the support plate 2 below, the fixing hole 10 is adjusted to be coaxial with the connecting hole 11, then the guide rod 6 is released, the guide rod 6 is restored to the initial position under the action of the tension spring 8, meanwhile the fixing rod 7 sequentially penetrates through the fixing hole 10 and the connecting hole 11 of the rotating shaft, the two ends of the rotating shaft of the pulley 5 are limited in the rolling groove 4 through the fixing rod 7, the fixing rod 7 is always positioned in the fixing hole 10 and the connecting hole 11 under the tension of the tension spring 8, and the stability between the pulley 5 and the rolling groove 4 is guaranteed; when the pulleys 5 are disassembled, the guide rods 6 are pulled outwards, the fixing rods 7 are sequentially separated from the connecting holes 11 and the fixing holes 10, the pulleys 5 can be separated from the sliding grooves, and the two pulleys 5 on the same side of the supporting plate 2 can be synchronously disassembled through the two guide rods 6, so that the structure is simple, the operation is convenient, the installation and disassembly time is saved, and the efficiency is improved; when the pulley 5 is installed, the guide block 12 on the pulley 5 is placed in a horizontal state, and at the moment, the connecting hole 11 and the fixing hole 10 are coaxial, so that the fixing rod 7 can conveniently and smoothly penetrate through the fixing hole 10 and the connecting hole 11; when the pulley 5 rotates on the track, the fixed block 15 at the end of the rotating shaft drives the rotating rod 13 to rotate, meanwhile, the rotating rod 13 drives the cam 16 to rotate, the cam 16 extrudes the pressing pump 17 in a clearance manner, then the pressing pump 17 pumps the lubricating oil in the oil tank 19 into the oil outlet pipe 20, the lubricating oil drops on the pulley 5, the lubricating oil is adhered on the track, the lubricating oil is filled between the pulley 5 and the track, the abrasion between the pulley 5 and the track is reduced, and the running noise of the pulley 5 on the track is reduced; the end parts of two adjacent guide rods 6 are fixedly connected together through a connecting plate 21, and the guide rods 6 are controlled to move simultaneously, so that the fixed rods 7 can move synchronously; the hole end of the connecting hole 11 is subjected to fillet treatment, so that the hole end inlet of the connecting hole 11 is enlarged, and the end part of the fixing rod 7 is conveniently inserted into the connecting hole 11; the pressing end surface of the pressing pump 17 is arc-shaped and is matched with a circle formed by the rotation of the cam 16, the cam 16 smoothly and transitionally extrudes the pressing pump 17 to realize the uniform extrusion of the pressing pump 17, so that the lubricating oil uniformly drips; the notch of the clamping groove 14 is processed into a round angle, so that the side entrance of the clamping groove 14 is enlarged, and the guide block 12 on the rotating shaft can conveniently and smoothly slide into the clamping groove 14; the lubricating oil is collected in the concave part of the oil tank 19, and the oil outlet pipe 20 is ensured to effectively extract the lubricating oil.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.