Horizontal band sawing machine capable of adjusting tightness of saw band

Abstract

The utility model relates to the technical field of horizontal band sawing machines, in particular to a horizontal band sawing machine capable of adjusting tightness of a saw band, which comprises a machine body, a cross beam capable of moving up and down is arranged above the machine body, a rotatable driving wheel is arranged on one side of the cross beam, a rotatable driven wheel is arranged on the other side of the cross beam, and the saw band is sleeved between the driving wheel and the driven wheel. Guide blocks are oppositely arranged on the cross beam, guide grooves are formed in the guide blocks, a saw bench is arranged on the machine body, a clamping device is arranged on the saw bench, sliding blocks used for being connected with the guide blocks are oppositely arranged on the cross beam, cleaning assemblies are arranged on the side faces of the guide blocks and comprise detachable mounting bases, and brushes capable of moving relatively are arranged on the mounting bases. Through relative movement of the brushes, the bristles on the brushes can be adjusted to make contact with the surface of the saw belt, and when the saw belt runs, the bristles can clean chippings attached to the surface of the saw belt and the sawteeth, so that the influence of the chippings on the cutting quality and the saw belt is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to horizontal band sawing machine technical field, concretely relates to a horizontal band sawing machine with adjustable sawing band tightness. BACKGROUND

[0002] Horizontal band sawing machine is a device for sawing metal materials, and is mainly used for sawing various metal materials such as alloy structural steel, medium carbon steel, low alloy steel, heat-resistant steel SKT, high alloy steel, special alloy steel, stainless steel, bearing steel and straightening steel.

[0003] For example, the patent with the announcement number CN219966631U discloses a kind of high-efficiency horizontal band sawing machine, including sawing machine body, sawing machine body has placement table, two clamping assemblies are installed on placement table, two clamping assemblies are used to fixed workpiece;Clamping assembly includes mounting bracket, multiple clamping columns vertically slidingly connected on mounting bracket and driving structure for driving multiple clamping columns synchronous rising or descending. Although the high-efficiency horizontal band sawing machine can more conveniently and quickly clamp and fix workpiece, but the horizontal band sawing machine has some deficiencies, in actual use, in the process of cutting, saw blade will have scrapes adhered between saw teeth or saw band surface, if not promptly cleaning scrapes, scrapes accumulate too much, can cause cutting precision to drop, cause cutting surface to be rough, affect cutting quality, simultaneously can accelerate the wear of saw band, shorten the service life of saw band etc., so there is to be improved. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of horizontal band sawing machine with adjustable sawing band tightness to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of horizontal band sawing machine with adjustable sawing band tightness, including bed body, the upper of bed body is equipped with the beam that can move up and down, the side of beam is equipped with the driving wheel that can rotate, the other side of beam is equipped with the driven wheel that can rotate, driving wheel and driven wheel are equipped with saw band between, beam is equipped with guide block opposite, guide block is equipped with guide groove in, bed body is equipped with sawing table, sawing table is equipped with clamping device, the middle part of beam is equipped with recess, recess is equipped with slide rail in, slide rail is equipped with slider for connecting guide block opposite, the side surface of guide block close to driving wheel side is equipped with cleaning assembly for cleaning saw band, cleaning assembly includes detachable mounting seat, mounting seat is equipped with brush that can move opposite, beam is equipped with driving assembly for driving slider to move, beam is equipped with adjusting assembly for moving driven wheel to adjust saw band tightness.

[0007] Further, the mounting seat comprises an insertion rod, a connecting seat is arranged on the insertion rod, a T-shaped sliding groove with an open end is arranged in the connecting seat, a moving block is oppositely arranged in the T-shaped sliding groove, a sealing plate is arranged at the open end of the T-shaped sliding groove, a round rod with one end extending out of the sealing plate and being threadedly connected with the moving block is arranged in the T-shaped sliding groove, a vertical rod extending out of the T-shaped sliding groove and connected with the brush is arranged on the bottom surface of the moving block, and a rotating cap is arranged at the end of the round rod extending out of the sealing plate.

[0008] Further, the guiding block is provided with an insertion groove communicated with the insertion rod, the insertion rod is provided with a lock hole, the side surface of the guiding block is provided with a circular tube, a lock rod extending into the insertion groove is arranged in the circular tube, the lock rod is inserted into the lock hole to fix the insertion rod, a sliding ring is arranged on the surface of the lock rod in the circular tube, a plug is arranged at the opening of the circular tube away from the guiding block, a spring is arranged on the lock rod between the plug and the sliding ring, one end of the lock rod extends out of the plug, and a pulling block is arranged at the end of the lock rod extending out of the plug.

[0009] Further, the driving assembly comprises fixed blocks oppositely arranged on the cross beam, a screw rod threadedly connected with the sliding blocks is arranged between the fixed blocks, and the cross beam is provided with a first motor for driving the screw rod to rotate.

[0010] Further, the two ends of the cross beam are provided with extension blocks, the extension blocks are provided with housings, the driving wheel and the driven wheel are arranged in the corresponding housings, the housing arranged with the driven wheel is provided with a horizontal groove, the side surface of the extension block is provided with a limiting cavity with an open end, a limiting block slidably arranged in the limiting cavity, a displacement groove communicated with the horizontal groove is arranged on the side wall of the limiting cavity, and a rod body extending out of the displacement groove and the horizontal groove is arranged on the limiting block.

[0011] Further, the outer side wall of the extension block is provided with a first oil cylinder for driving the limiting block to move.

[0012] Further, the clamping device comprises a guiding sliding groove arranged in the bed body, a connecting block arranged in the guiding sliding groove, a first clamping plate connected with the connecting block, a second oil cylinder arranged on the bed body and used for driving the connecting block to slide, and a second clamping plate arranged on the side surface of the saw bench.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、The mounting seat is detachably arranged on the side surface of the guiding block, the brushes are symmetrically arranged on the mounting seat, the brushes are provided with bristles, the bristles are provided with spaces for the saw belt to pass through, and the brushes can relatively move, the bristles on the brushes can be adjusted to be in contact with the surface of the saw belt through the relative movement of the brushes, the bristles can clean the debris adhered between the surface of the saw belt and the saw teeth when the saw belt runs, and the influence of the debris on the cutting quality and the saw belt is reduced.

[0015] 2、The utility model discloses, drive assembly can drive slider relative movement along slide rail, and the fixed connection of guide block and slider makes the movement of slider, can drive guide block to move to adjust the interval between guide groove, and then adjust the length of the work saw band formed between guide groove, when cutting smaller workpiece, can shorten work saw band, promote cutting accuracy, when cutting larger workpiece, can extend work saw band to satisfy the processing range. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the structure schematic diagram of horizontal band sawing machine of adjustable saw band tightness in the utility model.

[0017] Figure 2 It is the structure schematic diagram of horizontal band sawing machine of adjustable saw band tightness of not installing driven wheel in the utility model.

[0018] Figure 3 It is Figure 1 The enlarged schematic view of A in the utility model.

[0019] Figure 4 It is the structure schematic diagram of not inserting plug rod in the utility model in the slot.

[0020] Figure 5 It is the sectional view of guide block and circular pipe internal assembly in the utility model.

[0021] Mark explanation in drawing:

[0022] 100, bed body, 101, crossbeam, 102, drive wheel, 103, driven wheel, 104, guide block, 105, guide groove, 106, slide rail, 107, slider, 108, brush, 109, support rod, 110, support block, 111, third oil cylinder, 112, cutting groove, 200, plug rod, 201, connecting seat, 202, T-shaped sliding groove, 203, moving block, 204, sealing plate, 205, round rod, 206, vertical rod, 207, rotating cap, 208, slot, 209, lock hole, 300, circular pipe, 301, lock rod, 302, sliding ring, 303, block, 304, spring, 305, pull block, 400, fixed block, 401, screw rod, 402, first motor, 500, extension block, 501, shell, 502, transverse groove, 503, limiting block, 504, rod body, 505, fixed plate, 506, first oil cylinder, 600, guide sliding groove, 601, connecting block, 602, first clamping plate, 603, second oil cylinder, 604, second clamping plate. DETAILED DESCRIPTION

[0023] For further understanding the content of the utility model, the utility model is described in detail with the drawings and examples. It should be understood that the example is only explained the utility model and is not limited.

[0024] The accompanying drawings are incorporated in and constitute a part of this specification and will be understood by those skilled in the art to be for explanation and illustration only. Figures 1-5 The present embodiment will be further described in detail.

[0025] Please refer to Figures 1-5 The adjustable horizontal band saw machine of the present embodiment includes a bed body 100, a cross beam 101 movably arranged above the bed body 100, a driving wheel 102 rotatably arranged on one side of the cross beam 101, a driven wheel 103 rotatably arranged on the other side of the cross beam 101, a saw belt sleeved between the driving wheel 102 and the driven wheel 103, a guide block 104 oppositely arranged on the cross beam 101, a guide groove 105 arranged in the guide block 104, a saw table arranged on the bed body 100, a clamping device arranged on the saw table, a recess arranged in the middle of the cross beam 101, a slide rail 106 arranged in the recess, a slide block 107 oppositely arranged on the slide rail 106 for connecting the guide block 104, a cleaning assembly arranged on the side surface of the guide block 104 close to the driving wheel 102 for cleaning the saw belt, the cleaning assembly including a detachable mounting seat, a brush 108 movably arranged on the mounting seat, a driving assembly arranged on the cross beam 101 for driving the slide block 107 to move, and an adjusting assembly arranged on the cross beam 101 for moving the driven wheel 103 to adjust the tightness of the saw belt.

[0026] In the present embodiment, a support rod 109 is oppositely arranged on the bed body 100, the support rod 109 is fixed on the upper side of the bed body 100 in the vertical direction, a sliding groove is arranged in the support rod 109, a support block 110 is arranged in the sliding groove, the cross beam 101 is fixedly connected to the support block 110, a groove is arranged on the bed body 100 below the driving wheel 102, a third oil cylinder 111 is arranged in the groove for driving the corresponding support block 110 to slide up and down along the sliding groove, thereby achieving the lifting of the cross beam 101.

[0027] The saw belt is sleeved between the driving wheel 102 and the driven wheel 103, the driving wheel 102 drives the saw belt to rotate between the driving wheel 102 and the driven wheel 103, the lower part of the saw belt passes through the guide groove 105 on the guide block 104, the guide groove 105 is used for restraining the saw belt to ensure its straight movement in the working process, the saw belt between the guide grooves 105 forms a working saw belt to cut the material fixed on the saw table, the saw table is used for placing the material, and a cutting groove 112 is arranged on the saw table for the lower end of the guide block 104 to extend into it, so that the working saw belt between them cuts off the material, the clamping device is used for clamping the material placed on the saw table to avoid movement of the material during cutting and affect the cutting.

[0028] The driving assembly can drive the sliding block 107 to move along the sliding rail 106, the guide block 104 is fixedly connected with the sliding block 107, so that the movement of the sliding block 107 can drive the movement of the guide block 104, thereby adjusting the distance between the guide grooves 105, and further adjusting the length of the working saw belt formed between the guide grooves 105, when cutting a slightly narrow workpiece, the working saw belt can be appropriately shortened to improve the cutting precision, and when cutting a large workpiece, the working saw belt can be lengthened to meet the machining range.

[0029] The mounting seat is detachably mounted on the side surface of the guide block 104, the brush 108 is symmetrically arranged on the mounting seat, the brush 108 is provided with bristles, the space for the saw belt to pass through is formed between the bristles, and the brush 108 can relatively move, the bristles on the brush 108 can be adjusted to be in contact with the surface of the saw belt through the relative movement of the brush 108, when the saw belt is running, the bristles can clean the debris adhered between the surface of the saw belt and the saw teeth, so as to reduce the influence of the debris on the cutting quality and the saw belt.

[0030] Specifically, in order to improve the brushing effect of the debris, the bristles are made of bristles with a certain hardness.

[0031] The mounting seat and the brush 108 can be integrally taken out through the detachable arrangement of the mounting seat on the guide block 104, so that the brush 108 can be cleaned or replaced.

[0032] The adjusting assembly can drive the driven wheel 103 to move, the saw belt is sleeved between the driving wheel 102 and the driven wheel 103 through the movement of the driven wheel 103, and the tightness of the saw belt can be adjusted, so that the saw belt can run stably during work.

[0033] Please refer to Figures 1-5 In the embodiment, the mounting seat comprises a plug rod 200, the plug rod 200 is provided with a connecting seat 201, the connecting seat 201 is provided with a T-shaped sliding groove 202 with an open end, the T-shaped sliding groove 202 is provided with a moving block 203 opposite to each other, the open end of the T-shaped sliding groove 202 is provided with a sealing plate 204, the T-shaped sliding groove 202 is provided with a circular rod 205 with one end extending out of the sealing plate 204 and threadedly connected with the moving block 203, the bottom surface of the moving block 203 is provided with a vertical rod 206 extending out of the T-shaped sliding groove 202 and connected with the brush 108, and the end of the circular rod 205 extending out of the sealing plate 204 is provided with a rotating cap 207.

[0034] In the embodiment, the insertion rod 200 is fixedly connected with the connecting seat 201, the sealing plate 204 is fixed with the connecting seat 201 through screws, so that the sealing plate 204 can be disassembled, the vertical rod 206 is fixedly connected with the corresponding moving block 203, so as to install the components in the T-shaped sliding groove 202, the rotating cap 207 is fixedly connected with the circular rod 205, the circular rod 205 is provided with threads in opposite directions, the circular rod 205 is rotatably connected between the bottom wall of the T-shaped sliding groove 202 and the sealing plate 204 through a bearing, the circular rod 205 is driven to rotate through the rotating cap 207, the circular rod 205 rotates to drive the moving block 203 to relatively move in the T-shaped sliding groove 202, so as to drive the vertical rods 206 to move away from each other or move close to each other, and then adjust the distance between the brushes 108 connected with the vertical rods 206, control the bristles on the brushes 108 to contact the surface of the sawing belt, and at the same time, the adjustment of the distance between the brushes 108 can make the sawing belt more convenient to pass through between the brushes 108 when being installed.

[0035] Please refer to Figures 1-5 In the embodiment, the insertion rod 200 is fixedly connected with the connecting seat 201, the sealing plate 204 is fixed with the connecting seat 201 through screws, so that the sealing plate 204 can be disassembled, the vertical rod 206 is fixedly connected with the corresponding moving block 203, so as to install the components in the T-shaped sliding groove 202, the rotating cap 207 is fixedly connected with the circular rod 205, the circular rod 205 is provided with threads in opposite directions, the circular rod 205 is rotatably connected between the bottom wall of the T-shaped sliding groove 202 and the sealing plate 204 through a bearing, the circular rod 205 is driven to rotate through the rotating cap 207, the circular rod 205 rotates to drive the moving block 203 to relatively move in the T-shaped sliding groove 202, so as to drive the vertical rods 206 to move away from each other or move close to each other, and then adjust the distance between the brushes 108 connected with the vertical rods 206, control the bristles on the brushes 108 to contact the surface of the sawing belt, and at the same time, the adjustment of the distance between the brushes 108 can make the sawing belt more convenient to pass through between the brushes 108 when being installed.

[0036] In the embodiment, the sliding ring 302 is fixedly connected with the locking rod 301, the plug block 303 is threadedly connected with the opening of the circular tube 300, so as to install the components in the circular tube 300, when the mounting seat is installed, the locking rod 301 is driven to disengage from the insertion slot 208 by pulling the pull block 305, then the insertion rod 200 is inserted into the insertion slot 208, the pull block 305 is loosened, under the action of the spring 304, the spring 304 drives the sliding ring 302 to move, so as to drive the locking rod 301 to be inserted into the insertion slot 208 and the lock hole 209 on the insertion rod 200, so that the installation of the mounting seat is completed.

[0037] When the mounting seat needs to be disassembled for cleaning the brushes 108, the locking rod 301 is disengaged from the lock hole 209 by pulling the pull block 305, which is convenient for the user to operate.

[0038] Please refer to Figures 1-5In the embodiment, the driving assembly comprises fixed blocks 400 arranged opposite to the cross beam 101, a screw rod 401 threadedly connected with the sliding blocks 107 is arranged between the fixed blocks 400, and a first motor 402 for driving the screw rod 401 to rotate is arranged on the cross beam 101.

[0039] In the embodiment, the screw rod 401 is mounted between the fixed blocks 400 through bearings, threads in opposite directions are arranged on the screw rod 401, and the screw rod 401 is arranged through the sliding blocks 107, so that the first motor 402 drives the screw rod 401 to rotate, and the sliding blocks 107 are driven to move relatively, so as to adjust the distance between the guide blocks 104, and further adjust the distance between the guide grooves 105.

[0040] Please refer to Figures 1-5 In the embodiment, the two ends of the cross beam 101 are provided with extension blocks 500, the extension blocks 500 are provided with housings 501, the driving wheels 102 and the driven wheels 103 are mounted in the corresponding housings 501, the housing 501 mounting the driven wheel 103 is provided with a transverse groove 502,

[0041] The side surface of the extension block 500 is provided with a limit cavity with an open end, the limit cavity is provided with a limit block 503 which can slide, the side wall of the limit cavity is provided with a displacement groove which is communicated with the transverse groove 502, the limit block 503 is provided with a rod body 504 which extends out of the displacement groove and the transverse groove 502, and the driven wheel 103 is rotatably mounted on the rod body 504.

[0042] In actual use, the open end of the limit cavity is provided with a fixed plate 505, a first oil cylinder 506 is fixedly mounted on the fixed plate 505, and the output end of the first oil cylinder 506 is fixedly connected with the limit block 503 through the fixed plate 505;

[0043] In the embodiment, the rod body 504 is fixedly connected with the limit block 503, the fixed plate 505 is mounted on the open end of the limit cavity through screws, so that the fixed plate 505 can be disassembled and assembled, and the components in the limit cavity can be mounted; the driven wheel 103 is mounted on the rod body 504 through bearings, and the limit block 503 is driven to move by the first oil cylinder 506, so that the rod body 504 is driven to move between the displacement groove and the transverse groove 502, and the driven wheel 103 is driven to move, so as to adjust the distance between the driven wheel 103 and the driving wheel 102, and further adjust the tightness of the saw belt.

[0044] Specifically, a second motor for driving the driving wheel 102 to rotate is mounted in the limit cavity of the other extension block 500.

[0045] Please refer to Figures 1-5In the embodiment, the clamping device comprises a guide sliding groove 600 arranged in the table body, a connecting block 601 arranged in the guide sliding groove 600, a first clamping plate 602 connected to the connecting block 601, a second oil cylinder 603 arranged on the bed body 100 and used for driving the connecting block 601 to slide, and a second clamping plate 604 arranged on the side surface of the saw table.

[0046] In the embodiment, the connecting block 601 is slidably connected in the guide sliding groove 600, the first clamping plate 602 is fixedly connected to the connecting block 601, the second oil cylinder 603 is fixedly connected to the upper side surface of the bed body 100, and the second clamping plate 604 is fixedly connected to the saw table.

[0047] In use, when the mounting seat and the brush 108 are installed, the pull block 305 is pulled to drive the lock rod 301 to be separated from the slot 208, then the insertion rod 200 is inserted into the slot 208, the pull block 305 is loosened, under the action of the spring 304, the spring 304 drives the sliding ring 302 to be inserted into the slot 208, so that the lock rod 301 is inserted into the lock hole 209 on the insertion rod 200, and the installation of the mounting seat and the brush 108 is completed.

[0048] In summary, the above only describes preferred embodiments of the utility model, and any change or modification made within the scope of the utility model patent application should be included in the scope of the utility model patent.

Claims

1. A horizontal band saw with adjustable band tension, comprising a bed (100), a vertically movable crossbeam (101) above the bed (100), a rotatable drive wheel (102) on one side of the crossbeam (101), a rotatable driven wheel (103) on the other side of the crossbeam (101), a band saw sleeved between the drive wheel (102) and the driven wheel (103), guide blocks (104) opposite each other on the crossbeam (101), guide grooves (105) in the guide blocks (104), a saw table on the bed (100), and a clamping device on the saw table, characterized in that: The middle part of the crossbeam (101) is provided with a groove, and the groove is provided with a sliding rail (106). The sliding rail (106) is provided with a sliding block (107) used for connecting the guide block (104) in opposite sides. The side surface of the guide block (104) close to the driving wheel (102) is provided with a cleaning assembly used for cleaning the sawing belt. The cleaning assembly comprises a detachable mounting seat, and the mounting seat is provided with a brush (108) capable of moving relatively. The crossbeam (101) is provided with a driving assembly used for driving the sliding block (107) to move. The crossbeam (101) is provided with an adjusting assembly used for moving the driven wheel (103) to adjust the tightness of the sawing belt.

2. The horizontal band saw machine with adjustable saw band tension according to claim 1, characterized in that: The mounting seat comprises a plug rod (200), and the plug rod (200) is provided with a connecting seat (201). The connecting seat (201) is provided with a T-shaped sliding groove (202) with an open end. The T-shaped sliding groove (202) is provided with a moving block (203) in opposite sides. The open end of the T-shaped sliding groove (202) is provided with a sealing plate (204). The T-shaped sliding groove (202) is provided with a round rod (205) with one end extending out of the sealing plate (204) and being threadedly connected with the moving block (203). The bottom surface of the moving block (203) is provided with a vertical rod (206) extending out of the T-shaped sliding groove (202) and being connected with the brush (108). The end of the round rod (205) extending out of the sealing plate (204) is provided with a rotating cap (207).

3. The horizontal band saw machine with adjustable saw band tension according to claim 2, characterized in that: The guide block (104) is provided with a plug groove (208) communicated with the plug rod (200). The plug rod (200) is provided with a lock hole (209). The side surface of the guide block (104) is provided with a circular tube (300). The circular tube (300) is provided with a lock rod (301) capable of extending into the plug groove (208). The lock rod (301) is inserted into the lock hole (209) to fix the plug rod (200). The surface of the lock rod (301) located in the circular tube (300) is provided with a sliding ring (302). The opening of the circular tube (300) away from the guide block (104) is provided with a blocking block (303). The blocking block (303) and the sliding ring (302) are provided with a spring (304) sleeved on the lock rod (301). One end of the lock rod (301) extends out of the blocking block (303). The end of the lock rod (301) extending out of the blocking block (303) is provided with a pulling block (305).

4. The horizontal band saw machine with adjustable saw band tension according to claim 1, characterized in that: The driving assembly comprises fixed blocks (400) provided in opposite sides of the crossbeam (101). The fixed blocks (400) are provided with a lead screw (401) threadedly connected with the sliding block (107). The crossbeam (101) is provided with a first motor (402) used for driving the lead screw (401) to rotate.

5. The horizontal band saw machine with adjustable tension of the saw band according to claim 1, characterized in that: The both ends of the crossbeam (101) are provided with extension blocks (500), the extension blocks (500) are provided with housings (501), the driving wheel (102) and the driven wheel (103) are installed in the corresponding housings (501), the housing (501) for installing the driven wheel (103) is provided with a transverse groove (502), the side surface of the extension block (500) is provided with an open-ended limiting cavity, the limiting cavity is provided with a slidable limiting block (503), the side wall of the limiting cavity is provided with a displacement groove in communication with the transverse groove (502), and the limiting block (503) is provided with a rod body (504) extending through the displacement groove and the transverse groove (502).

6. The horizontal band saw machine with adjustable saw band tension according to claim 5, characterized in that: The outer side wall of the extension block (500) is provided with a first oil cylinder (506) for driving the limiting block (503) to move.

7. The horizontal band saw machine with adjustable tension of the saw band according to claim 1, characterized in that: The clamping device comprises a guide sliding groove (600) arranged in the table body, the guide sliding groove (600) is provided with a connecting block (601), the connecting block (601) is connected with a first clamping plate (602), the bed body (100) is provided with a second oil cylinder (603) for driving the connecting block (601) to slide, and the side surface of the sawing table is provided with a second clamping plate (604).

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