CN112024981A

CN112024981A - Band sawing machine

Info

Publication number: CN112024981A
Application number: CN202010911174.9A
Authority: CN
Inventors: 张钱华; 董小珍
Original assignee: Wenzhou Zhenghai Seal Co ltd
Current assignee: Wenzhou Zhenghai Seal Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2020-12-04
Anticipated expiration: 2040-09-02
Also published as: CN112024981B

Abstract

The utility model relates to a band sawing machine, including the sawing machine body, the sawing machine body includes the base, the base up end is provided with the cutting bed, the base up end is provided with the stand in one side of cutting bed, sliding connection has the sash on the stand, be provided with the band saw blade on the sash, the sash is connected with the crossbeam in the top of cutting bed, the equal sliding connection in both ends of crossbeam has the guide bar, be provided with fixed subassembly on the crossbeam, fixed subassembly includes the fixed strip of being connected with the crossbeam, the adjustment tank has been seted up to the lower extreme of fixed strip, sliding connection has flexible arm in the adjustment tank, the lower extreme of flexible arm is connected with the fixed plate that is used for hugging closely with the steel pipe lateral wall, the upper end of fixed strip is provided. After the steel pipe is placed on the cutting table, the length of the telescopic arm extending out of the adjusting groove is adjusted through the adjusting assembly, so that the outer side wall of the steel pipe is tightly propped against the fixing plate at the lower end of the telescopic arm, the steel pipe is prevented from rolling in cutting, and the cutting quality of the steel pipe is guaranteed.

Description

Band sawing machine

Technical Field

The application relates to the field of cutting equipment, in particular to a band sawing machine.

Background

The sawing machine is a machine tool for cutting materials to be cut by using a cutter such as a saw band, a saw blade and the like, and the conventional sawing machine comprises a workbench and a cutting device part, wherein the workbench is used for placing the materials to be cut, and the materials to be cut comprise a steel plate, a steel pipe and the like. The cutting device cuts the cutting material placed on the table. The cutting device with the saw belt as the cutter is a cutting device with wide application, and is mainly used for cutting materials with long length, so that the saw belt with long enough length can finish cutting when moving downwards to a specified depth.

At present, the patent of bulletin number CN211052723U discloses a horizontal band sawing machine of double-column, it includes the base, install workstation and cutting device on the base, cutting device includes the mounting bracket, cutting assembly, direction subassembly and drive assembly, the quantity of direction subassembly is two sets of, each direction subassembly includes guide bar and guide shaft sleeve, the guide bar is fixed to be set up in the base, the guide shaft sleeve is fixed to be set up in the mounting bracket, and the guide shaft sleeve slides the cover and locates the guide bar periphery, drive assembly includes the drive hydraulic cylinder, the articulated seat of first articulated seat and second, the drive hydraulic cylinder both ends are articulated through the articulated seat of first articulated seat and second and mounting bracket and base. The bending moment of the driving hydraulic cylinder is eliminated through the first hinged seat and the second hinged seat, and guiding and bearing bending moment are achieved through the guide assembly, so that the driving hydraulic cylinder is protected.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the steel pipe is cut, the steel pipe rolls easily when being cut on the workbench, so that the cutting effect is influenced, and therefore the improvement is needed.

Disclosure of Invention

In order to solve the problem that the steel pipe takes place to roll on the cutting bed, this application provides a band sawing machine.

The application provides a band sawing machine adopts following technical scheme:

a band sawing machine comprises a sawing machine body, the sawing machine body comprises a base, a cutting table is arranged on the upper end face of the base, an upright post is arranged on one side of the cutting table on the upper end surface of the base, a saw frame is connected on the upright post in a sliding way, a band saw blade for cutting is arranged on the saw frame, a beam is connected with the saw frame above the cutting table along the horizontal direction, the two ends of the beam are both connected with guide rods in a sliding way, the beam is provided with a fixing component for fixing the steel pipe, the fixing component comprises a fixing strip connected with the cross beam, the lower end of the fixing strip is provided with an adjusting groove, the lower end of the telescopic arm is connected with a fixing plate which is used for clinging to the outer side wall of the steel pipe, and the upper end of the fixed strip is provided with an adjusting component for controlling the telescopic arm to slide in the adjusting groove.

Through adopting above-mentioned technical scheme, place the steel pipe back on the cutting bed, stretch out the length of adjustment tank through the flexible arm of adjusting part adjustment for the tight steel pipe lateral wall in fixed plate top of flexible arm lower extreme, thereby avoid the steel pipe to take place to roll in the cutting, guarantee the cutting quality of steel pipe.

Preferably, the telescopic arm comprises a fixed arm sliding in the adjusting groove, an extending groove is formed in the lower end of the fixed arm, an extending arm is connected in the extending groove in a sliding mode, and a fastening spring is connected between one end of the extending arm and the bottom wall of the extending groove.

Through adopting above-mentioned technical scheme, the extension arm can slide in the extending groove, and fastening spring makes flexible arm can have flexible ability, avoids flexible arm excessive top tight steel pipe lateral wall.

Preferably, the one end of extension arm orientation extension groove diapire offers the groove of stepping down that supplies fastening spring card to go into, the one end that fastening spring kept away from the extension groove diapire is connected with the diapire in groove of stepping down.

Through adopting above-mentioned technical scheme, after the extension arm received the extrusion, fastening spring received the extrusion and compressed to the card is gone into and is stepped down the inslot, avoids the extension arm to crush fastening spring.

Preferably, one side that the fixed plate deviates from the extension arm is connected with the locating plate, there is the holding ring locating plate edge of one side of fixed plate towards the locating plate, there is solid fixed ring one side of fixed plate towards the locating plate along circumference connection, gu fixed ring offers along circumference one side of locating plate and supplies solid fixed ring card to go into and gliding fixed slot, be provided with a plurality of positioning spring along the circumference interval between holding ring and the fixed slot diapire.

Through adopting above-mentioned technical scheme, locating plate on the fixed plate can push up tight steel pipe lateral wall all the time to when cutting the steel pipe that the diameter is close, need not the length that the flexible arm of adjustment stretches out the adjustment tank, labour saving and time saving.

Preferably, one side of the fixing plate, which faces the positioning plate, is uniformly provided with a plurality of fixing columns, and the positioning plate is uniformly provided with a plurality of positioning holes for the fixing columns to pass through.

Through adopting above-mentioned technical scheme, at first, before the crossbeam moves down along with the sash, the locating plate pushes up the steel pipe lateral wall of taking the cutting, moves down along with the crossbeam, and the locating plate pushes up the steel pipe lateral wall gradually, and the positioning spring compresses gradually between fixed plate and the locating plate to make the fixed column pass through the lateral wall of locating hole top tight steel pipe, and then increase the frictional force between locating plate and the steel pipe lateral wall.

Preferably, the adjusting assembly comprises an adjusting screw rod rotatably connected with the upper end face of the fixing strip, one end of the adjusting screw rod extends into the adjusting groove, one end of the telescopic arm is provided with a connecting hole in threaded connection with the adjusting screw rod, and one end of the adjusting screw rod, which is far away from the telescopic arm, is connected with an adjusting hand wheel.

Through adopting above-mentioned technical scheme, rotate adjusting handle wheel with the hand to drive accommodate the lead screw and rotate, accommodate the lead screw drives flexible arm and removes in the adjustment tank, and the length that the flexible arm of adjustment stretches out the adjustment tank, and then the steel pipe of convenient flexible arm fixed not unidimensional.

Preferably, the adjusting screw rod is provided with an adjusting gear, one side of the guide rod, which faces the fixing strip, is connected with a connecting rack, and one end of each connecting rack extends into the adjusting groove and is meshed with the adjusting gear.

Through adopting above-mentioned technical scheme, when flexible arm need shift up, rotate accommodate the lead screw, accommodate the gear on the lead screw drives connecting rack and removes, and connecting rack drives two guide bars and removes towards the direction of keeping away from each other to only need to rotate accommodate the lead screw and can accomplish the regulation of flexible arm and guide bar simultaneously, labour saving and time saving.

Preferably, the guide rod is connected with a limit screw rod for tightly pushing the cross beam in a threaded manner, and one end, far away from the cross beam, of the limit screw rod is connected with a limit hand wheel.

Through adopting above-mentioned technical scheme, rotate spacing hand wheel with the hand to make spacing screw push up the crossbeam lateral wall, avoid the guide bar to slide by accident.

In summary, the present application includes at least one of the following beneficial technical effects:

after the steel pipe is placed on the cutting table, the length of the telescopic arm extending out of the adjusting groove is adjusted through the adjusting assembly, so that the fixing plate at the lower end of the telescopic arm tightly props against the outer side wall of the steel pipe, the steel pipe is prevented from rolling during cutting, and the cutting quality of the steel pipe is guaranteed;

when the telescopic arm needs to be moved upwards, the adjusting screw rod is rotated, the adjusting gear on the adjusting screw rod drives the connecting rack to move, the connecting rack drives the two guide rods to move towards the direction away from each other, so that the telescopic arm and the guide rods can be adjusted simultaneously only by rotating the adjusting screw rod, and time and labor are saved.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic structural view of the cross member, the guide bar and the fixing member in the present embodiment;

FIG. 3 is an exploded view of the retaining assembly of this embodiment from the bottom;

fig. 4 is an exploded view of the fixing assembly in the top view of the present embodiment.

Description of reference numerals: 1. a sawing machine body; 11. a base; 12. cutting table; 13. a column; 14. a saw frame; 141. a cross beam; 151. a band saw blade; 16. a guide bar; 2. a fixing assembly; 21. a fixing strip; 211. an adjustment groove; 22. a telescopic arm; 221. a fixed arm; 2211. an extension groove; 2212. connecting holes; 222. an extension arm; 2221. a yielding groove; 223. a fastening spring; 23. a fixing plate; 231. a fixing ring; 2311. fixing grooves; 232. fixing a column; 3. an adjustment assembly; 31. adjusting the screw rod; 32. adjusting a hand wheel; 33. an adjusting gear; 34. connecting the racks; 4. positioning a plate; 41. a positioning ring; 42. positioning holes; 5. a positioning spring; 6. a limit screw; 7. and a limiting hand wheel.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses band sawing machine. Referring to fig. 1, the band sawing machine comprises a sawing machine body 1, wherein the sawing machine body 1 comprises a rectangular base 11, a cutting table 12 is fixedly connected to the upper end face of the base 11, a stand column 13 is fixedly connected to one side of the cutting table 12 along the vertical direction on the upper end face of the base 11, and a saw frame 14 is connected to the stand column 13 in a sliding mode through oil cylinder driving. Install the band saw blade 151 that is used for cutting the steel pipe on the sash 14, the sash 14 has crossbeam 141 along horizontal direction fixedly connected with in the top of cutting table 12, the equal sliding connection in both ends of crossbeam 141 has the guide bar 16 that is used for fixed band saw blade 151, and the guide bar 16 can avoid band saw blade 151 to take place the incline when the cutting, and crossbeam 141 is provided with fixed subassembly 2 that is used for fixed steel pipe between two guide bars 16.

Referring to fig. 2 and 3, the fixing assembly 2 includes a fixing strip 21 fixedly connected with the cross beam 141 along the vertical direction, an adjusting groove 211 has been seted up to the lower end of the fixing strip 21, there is a telescopic arm 22 slidably connected in the adjusting groove 211, the lower end fixedly connected with of the telescopic arm 22 is used for the curved fixed plate 23 that is hugged closely with the steel pipe lateral wall, the upper end of the fixing strip 21 is provided with the adjusting assembly 3 that is used for controlling the telescopic arm 22 to slide in the adjusting groove 211. After the steel pipe is placed on the cutting table 12, the length of the telescopic arm 22 extending out of the adjusting groove 211 is adjusted through the adjusting component 3, so that the fixing plate 23 at the lower end of the telescopic arm 22 tightly pushes the outer side wall of the steel pipe, the steel pipe is prevented from rolling when being cut, and the cutting quality of the steel pipe is guaranteed.

Referring to fig. 3 and 4, the telescopic arm 22 includes a fixing arm 221 slidably connected in the adjusting groove 211, an extending groove 2211 is provided at a lower end of the fixing arm 221 along a length direction thereof, an extending arm 222 is slidably connected in the extending groove 2211, a yielding groove 2221 is provided at one end of the extending arm 222 facing a bottom wall of the extending groove 2211, a fastening spring 223 is fixedly connected between the bottom wall of the yielding groove 2221 and the bottom wall of the extending groove 2211, and the yielding groove 2221 can prevent the fastening spring 223 from being crushed by the extending arm 222. The lower end of extension arm 222 is fixedly connected with fixing plate 23, and arc-shaped positioning plate 4 for clinging to the outer side wall of the steel pipe is installed on one side of fixing plate 23 departing from extension arm 222. Edge along circumference fixedly connected with holding ring 41 of one side of locating plate 4 towards fixed plate 23, fixed plate 23 is towards one side of locating plate 4 along circumference fixedly connected with solid fixed ring 231, gu fixed ring 231 offers along circumference towards one side of locating plate 4 and supplies solid fixed ring 231 to go into and gliding fixed slot 2311, along four positioning spring 5 of circumference interval fixedly connected with between holding ring 41 and the fixed slot 2311 diapire. Locating plate 4 on fixed plate 23 can further increase the flexible scope of fixed subassembly 2 to make locating plate 4 can push up tight steel pipe lateral wall all the time, and when cutting the close steel pipe of diameter, need not the length that the flexible arm 22 of adjustment stretches out adjustment tank 211, labour saving and time saving.

Referring to fig. 2 and 3, a plurality of fixing columns 232 made of hard rubber are uniformly and fixedly connected to one side of the fixing plate 23 facing the positioning plate 4, and a plurality of positioning holes 42 for the fixing columns 232 to pass through are uniformly formed in the positioning plate 4. Along with crossbeam 141 moves down, locating plate 4 pushes up the steel pipe lateral wall gradually, and positioning spring 5 compresses gradually between fixed plate 23 and the locating plate 4 to make fixed column 232 pass locating hole 42 and push up the lateral wall of tight steel pipe, and then increase the frictional force between locating plate 4 and the steel pipe lateral wall, further avoid the steel pipe to take place to roll when the cutting, improve the cutting quality.

Referring to fig. 2 and 4, the adjusting assembly 3 includes an adjusting screw 31 rotatably connected to the upper end surface of the fixing bar 21, one end of the adjusting screw 31 extends into the adjusting groove 211, and the upper end of the fixing arm 221 is provided with a connecting hole 2212 in threaded connection with the adjusting screw 31 along the length direction thereof. One end of the adjusting screw rod 31 far away from the fixing arm 221 is fixedly connected with an adjusting hand wheel 32, and the adjusting hand wheel 32 and the adjusting screw rod 31 are arranged coaxially. The adjusting hand wheel 32 is rotated by hand, so that the adjusting screw rod 31 is driven to rotate, the adjusting screw rod 31 moves in the connecting hole 2212, the telescopic arm 22 is driven to move in the adjusting groove 211, the length of the telescopic arm 22 extending out of the adjusting groove 211 is adjusted, and steel pipes with different sizes can be conveniently fixed.

Referring to fig. 2 and 4, an adjusting gear 33 is fixedly connected to the outer side wall of the adjusting screw rod 31, connecting racks 34 are fixedly connected to one sides of all the guide rods 16 facing the fixing strip 21 along the horizontal direction, and one end of each connecting rack 34 extends into the adjusting groove 211 and is meshed with two opposite sides of the adjusting gear 33. When a large-diameter steel pipe is cut, the fixing arm 221 needs to be moved upwards, the adjusting screw rod 31 is rotated, the adjusting gear 33 on the adjusting screw rod 31 drives the two connecting racks 34 to move, and the connecting racks 34 drive the two guide rods 16 to move towards the direction away from each other. So that the adjustment of the fixing arm 221 and the guide bar 16 can be simultaneously completed only by rotating the adjusting screw 31.

Referring to fig. 2, a side of the guide rod 16 away from the cross beam 141 is in threaded connection with a limit screw 6 for tightly pushing the cross beam 141, one end of the limit screw 6 away from the cross beam 141 is fixedly connected with a limit hand wheel 7, and the limit hand wheel 7 and the limit screw 6 are arranged coaxially. After the position of the guide rod 16 is adjusted, the limiting hand wheel 7 is rotated by hand, so that the limiting screw 6 tightly pushes against the side wall of the cross beam 141, and the guide rod 16 is prevented from sliding accidentally.

The implementation principle of the band sawing machine in the embodiment of the application is as follows: when cutting the steel pipe, place the steel pipe on cutting bed 12 earlier, rotate adjusting hand wheel 32 with the hand for the lateral wall of steel pipe is hugged closely to locating plate 4, screws spacing hand wheel 7 after that, makes spacing screw 6 top tight crossbeam 141 lateral wall, avoids guide bar 16 unexpected the sliding, thereby can begin to cut the steel pipe, guarantees the cutting quality.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a band sawing machine, includes sawing machine body (1), sawing machine body (1) includes base (11), base (11) up end is provided with cutting bed (12), base (11) up end is provided with stand (13) in one side of cutting bed (12), sliding connection has sash (14) on stand (13), be provided with band saw blade (151) that are used for the cutting on sash (14), sash (14) are connected with crossbeam (141) along the horizontal direction in the top of cutting bed (12), the equal sliding connection in both ends of crossbeam (141) has guide bar (16), its characterized in that: be provided with fixed subassembly (2) that are used for fixed steel pipe on crossbeam (141), fixed subassembly (2) include fixed strip (21) be connected with crossbeam (141), adjustment tank (211) have been seted up to the lower extreme of fixed strip (21), sliding connection has flexible arm (22) that are used for the tight steel pipe in top in adjustment tank (211), the lower extreme of flexible arm (22) is connected with fixed plate (23) that are used for hugging closely with the steel pipe lateral wall, the upper end of fixed strip (21) is provided with and is used for controlling flexible arm (22) adjusting part (3) that slides in adjustment tank (211).

2. A band saw machine according to claim 1, wherein: the telescopic arm (22) comprises a fixing arm (221) which slides in an adjusting groove (211), an extension groove (2211) is formed in the lower end of the fixing arm (221), an extension arm (222) is connected in the extension groove (2211) in a sliding mode, and a fastening spring (223) is connected between one end of the extension arm (222) and the bottom wall of the extension groove (2211).

3. A band saw machine according to claim 2, wherein: the groove of stepping down (2221) that supplies fastening spring (223) card to go into is seted up towards the one end of extension groove (2211) diapire in extension arm (222), the one end that extension groove (2211) diapire was kept away from in fastening spring (223) is connected with the diapire of the groove of stepping down (2221).

4. A band saw machine according to claim 2, wherein: one side that fixed plate (23) deviates from extension arm (222) is connected with locating plate (4), edge along circumference that locating plate (4) are towards one side of fixed plate (23) is connected with holding ring (41), fixed plate (23) have solid fixed ring (231) along circumference connection towards one side of locating plate (4), gu fixed ring (231) offer along circumference towards one side of locating plate (4) and supply solid fixed ring (231) card to go into and gliding fixed slot (2311), be provided with a plurality of positioning spring (5) along the circumference interval between holding ring (41) and fixed slot (2311) diapire.

5. A band saw machine according to claim 4, characterized in that: one side of the fixing plate (23) facing the positioning plate (4) is uniformly provided with a plurality of fixing columns (232), and the positioning plate (4) is uniformly provided with a plurality of positioning holes (42) for the fixing columns (232) to pass through.

6. A band saw machine according to claim 1, wherein: adjusting part (3) include with the up end rotation of fixed strip (21) accommodate the lead screw (31) of being connected, the one end of accommodate the lead screw (31) stretches into in adjustment tank (211), connecting hole (2212) with accommodate the lead screw (31) threaded connection is seted up to the one end of flexible arm (22), accommodate the lead screw (31) are kept away from flexible arm (22) one end and are connected with adjusting hand wheel (32).

7. A band saw machine according to claim 6, characterized in that: adjusting gears (33) are arranged on the adjusting screw rods (31), all connecting racks (34) are connected to one sides, facing the fixing strips (21), of the guide rods (16), and one ends of the connecting racks (34) extend into the adjusting grooves (211) and are meshed with the adjusting gears (33).

8. A band saw machine according to claim 7, characterized in that: the guide rod (16) is connected with a limit screw (6) for tightly pushing the cross beam (141) through threads, and one end, far away from the cross beam (141), of the limit screw (6) is connected with a limit hand wheel (7).