CN210080863U

CN210080863U - Double-column double-oil-cylinder sawing machine

Info

Publication number: CN210080863U
Application number: CN201920453989.XU
Authority: CN
Inventors: 卢俊辰
Original assignee: Zhejiang Sap Saw Industry Co Ltd
Current assignee: Zhejiang Sap Saw Industry Co Ltd
Priority date: 2019-04-04
Filing date: 2019-04-04
Publication date: 2020-02-18
Anticipated expiration: 2029-04-04

Abstract

The utility model discloses a double-column double-oil-cylinder sawing machine, which comprises a base, wherein two upright columns are symmetrically arranged at the top end of the base, a connecting rod is fixedly connected between the top ends of the two upright columns, the connecting rod is kept horizontal, oil cylinders are connected on the upright columns in a sliding way, and sealing parts are filled at the contact parts of the oil cylinders and the upright columns, the device is provided with a constant pressure box, thus, the resetting of a third sealing piston can be ensured by the matching use of a second sealing piston, a third sealing piston, a balancing rod and a balancing plate in the constant pressure box, the flow of hydraulic oil in two areas is ensured to be the same, a scale rod is arranged, the pressure condition of the internal oil pressure is convenient to observe, a thread sealing part is arranged, the replacement of a resetting spring is convenient, the stress balance of the device is ensured, the problem of poor cutting and feeding stability is solved, the phenomena of generation of movement and tooth hitting are avoided, the, the processing efficiency of the device is indirectly improved.

Description

Double-column double-oil-cylinder sawing machine

Technical Field

The utility model relates to a machining machine tool field, concretely relates to twin columns double cylinder sawing machine.

Background

At present, a common double-column horizontal band sawing machine generally adopts a single oil cylinder structure to control cutting feeding, but the single oil cylinder structure has the problems that the stress of the whole machine tool is unbalanced, and the cutting feeding stability is poor, so that the phenomena of shaking and tooth beating can be frequently generated, the cutting precision is influenced, and in severe cases, the connecting piece torque between two cutting transmission devices can be caused, the machine tool is damaged, and the processing efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the existing problems, the utility model provides a twin columns double oil cylinder sawing machine.

The utility model discloses a realize through following technical scheme:

the utility model provides a twin columns bi-cylinder sawing machine, includes the base, two stands are installed to base top symmetry, fixedly connected with connecting rod between two stand tops, the connecting rod keeps level, its characterized in that: the oil cylinder is connected on the upright column in a sliding manner, a sealing element is filled at the contact part of the oil cylinder and the upright column, a first sealing piston is fixedly installed on the upright column and arranged at the center in the oil cylinder, oil pipes are respectively and fixedly connected to the top end and the bottom end of the oil cylinder, a connecting element is fixedly connected between the two oil cylinders, the other ends of the two oil cylinders are fixedly connected with two cutting transmission devices, two electromagnetic reversing valves are respectively and fixedly connected to the two sides of the top end of the base, the two oil pipes on each oil cylinder are respectively and fixedly connected with and communicated with the two ports of the electromagnetic reversing valves, the two oil pipes are communicated with the oil cylinder, an oil tank is fixedly embedded in the base and consists of an oil filling pipe and an oil discharging pipe, valves are respectively installed on the oil filling pipe and the oil discharging pipe, the oil filling pipe and the oil discharging pipe are, the oil outlet pipe is communicated with the electromagnetic directional valve, the bottom end of the oil outlet pipe extends into the base and is fixedly connected and communicated with the oil tank, an oil inlet port of the electromagnetic directional valve is fixedly connected with an oil inlet pipe, the oil inlet pipe is communicated with the electromagnetic directional valve, the other end of the oil inlet pipe extends into the base, a first cavity is arranged at the center in the base, a second cavity is arranged under the first cavity, an oil pump is fixedly arranged in the second cavity, a connecting pipe is fixedly connected with the input end of the oil pump and is communicated with the oil pump, the other end of the connecting pipe extends into the base and is fixedly connected and communicated with one end of the oil tank, a constant pressure tank is fixedly arranged in the first cavity, an oil pipe is fixedly connected to the bottom end of the constant pressure tank, the bottom end of the oil pipe extends into the second cavity and is fixedly connected and communicated with the output end of the oil pump, the oil conveying pipe is arranged in the liquid inlet box, a plurality of oil outlet holes are uniformly and fixedly formed in two sides of the liquid inlet box respectively, piston cylinders are arranged on two sides of the liquid inlet box respectively, the bottom end of each piston cylinder is fixedly connected with the inner wall of the constant pressure box, a second sealing piston is connected in each piston cylinder in a sliding mode, one end of each second sealing piston is fixedly connected with a piston rod, the other end of each piston rod penetrates out of each piston cylinder, a T-shaped through groove is formed in each piston rod, a through groove is formed in each piston rod, one end of each T-shaped through groove is communicated with the corresponding through groove, each T-shaped through groove is in an I shape after being communicated with the corresponding through groove, two second one-way valves are fixedly mounted at two ends of each through groove respectively, an oil discharge hole is fixedly formed in one end of each piston cylinder, a first one-way valve, sealed baffle one end and feed liquor case one end fixed connection, the sealed baffle other end and sealed baffle inner wall one side fixed connection, sealed baffle is divided into two regions that the size is the same with the weighing apparatus pressure case, and it has two sealed pistons of third to slide respectively in two regions, the blast pipe has been inserted to piston cylinder one end is fixed, the weighing apparatus pressure case is worn out to the blast pipe other end, the piston rod is worn out one end and the sealed piston one end fixed connection of third, two balancing poles of the sealed piston other end fixedly connected with, the weighing apparatus pressure case is worn out to two balancing pole other ends, and one end fixedly connected with balance plate is worn out to four balancing poles, the cover has the uide bushing that can slide on the balancing pole, uide bushing one end fixedly connected with dead lever. The utility model discloses a balance plate, including dead lever, balance plate, base, threaded seal spare, reset spring, balance plate other end fixed mounting has the scale bar, the cover has reset spring on the scale bar, the base is worn out to the scale bar other end, the cover has threaded seal spare on the scale bar, threaded seal spare cross-section is the T type, threaded seal spare one end and threaded seal spare spiro union, reset spring sets up between balance plate and first cavity inner wall.

Preferably, the base is fixedly connected with the upright post through welding.

Preferably, the model of the electromagnetic reversing valve is DSG-01-3C 11-D24-N1-50.

Preferably, the oil pipe is made of a hose.

Compared with the prior art, the beneficial effects of the utility model are that: this device is through being provided with the constant pressure case, through the constant pressure incasement second sealed piston, the third sealed piston, the cooperation of balancing pole and balance plate is used, can guarantee the reseing of third sealed piston, it is the same to ensure the hydraulic oil flow in two regions, be provided with the scale rod, conveniently observe the pressure condition of inside oil pressure, be provided with the thread sealing spare, reset spring's change has been made things convenient for, the atress balance of this device has been ensured like this, the problem that cutting feed stability is poor has been solved, avoid producing and move and the phenomenon of beating the tooth, cutting accuracy has been guaranteed, indirect life who has prolonged the connecting piece between two cutting transmission, indirect machining efficiency who has improved this device.

Drawings

FIG. 1 is a block diagram of the structure of the present invention;

fig. 2 is a structural diagram of the structure constant pressure box of the present invention.

In the figure: the oil-gas cutting machine comprises a base 1, a stand column 2, a connecting rod 3, an oil cylinder 4, a first sealing piston 5, a cutting transmission device 6, a connecting piece 7, an oil pipe 8, an electromagnetic directional valve 9, an oil inlet pipe 10, an oil outlet pipe 11, a first cavity 12, a second cavity 13, an oil tank 14, a connecting pipe 15, an oil pump 16, an oil conveying pipe 17, a constant pressure tank 18, an exhaust pipe 19, an inlet tank 20, an oil outlet hole 21, a sealing partition plate 22, a piston cylinder 23, a second sealing piston 24, an oil outlet hole 25, a first check valve 26, a T-shaped through groove 27, a through groove 28, a second check valve 29, a third sealing piston 30, a balance rod 31, a fixing rod 32, a guide sleeve 33, a balance plate 34, a scale rod 35, a threaded sealing element 36, a return.

Detailed Description

The invention will be described in further detail with reference to the following detailed description and accompanying drawings:

as shown in fig. 1 and 2, a double-column double-cylinder sawing machine comprises a base 1, two columns 2 are symmetrically installed on the top end of the base 1, a connecting rod 3 is fixedly connected between the top ends of the two columns 2, and the connecting rod 3 keeps horizontal and is characterized in that: the oil cylinder 2 is connected with an oil cylinder 4 in a sliding manner, a sealing element is filled at the contact part of the oil cylinder 4 and the upright column 2, a first sealing piston 5 is fixedly installed on the upright column 2, the first sealing piston 5 is arranged at the central part in the oil cylinder 4, the top end and the bottom end of the oil cylinder 4 are respectively and fixedly connected with an oil pipe 8, a connecting piece 7 is fixedly connected between the two oil cylinders 4, the other ends of the two oil cylinders 4 are fixedly connected with two cutting transmission devices 6, two sides of the top end of the base 1 are respectively and fixedly connected with two electromagnetic directional valves 9, the two oil pipes 8 on each oil cylinder 4 are respectively and fixedly connected and communicated with two ports of the electromagnetic directional valves 9, the two oil pipes 8 are communicated with the oil cylinder 4, an oil tank 14 is fixedly embedded in the base 1, the oil tank 14 consists of an oil filling pipe and an oil drainage pipe, valves are installed on the oil filling, the oil outlet port of the electromagnetic directional valve 9 is fixedly connected with an oil outlet pipe 11, the oil outlet pipe 11 is communicated with the electromagnetic directional valve 9, the bottom end of the oil outlet pipe 11 extends into the base 1 and is fixedly connected with an oil tank 14 and communicated with the oil tank, the oil inlet port of the electromagnetic directional valve 9 is fixedly connected with an oil inlet pipe 10, the oil inlet pipe 10 is communicated with the electromagnetic directional valve 9, the other end of the oil inlet pipe 10 extends into the base 1, a first cavity 12 is arranged at the center of the base 1, a second cavity 13 is arranged under the first cavity 12, an oil pump 16 is fixedly arranged in the second cavity 13, the input end of the oil pump 16 is fixedly connected with a connecting pipe 15, the connecting pipe 15 is communicated with the oil pump 16, the other end of the connecting pipe 15 extends into the base 1 and is fixedly connected with one end of the oil tank 14 and communicated with the oil tank, a pressure balancing tank 18 is fixedly arranged in the first, the bottom end of the oil delivery pipe 17 extends into the two cavities 13 to be fixedly connected and communicated with the output end of the oil pump 16, the two oil inlet pipes 10 are respectively fixedly connected and communicated with the two sides of the constant pressure tank 18, one side of the inner wall of the constant pressure tank 18 is fixedly provided with the liquid inlet tank 20, the oil delivery pipe 17 is arranged in the liquid inlet tank 20, the two sides of the liquid inlet tank 20 are respectively and uniformly and fixedly provided with a plurality of oil outlet holes 21, the two sides of the liquid inlet tank 20 are respectively provided with the piston cylinders 23, the bottom end of the piston cylinder 23 is fixedly connected with the inner wall of the constant pressure tank 18, the piston cylinder 23 is internally and slidably connected with the second sealing piston 24, one end of the second sealing piston 24 is fixedly connected with the piston rod 38, the other end of the piston rod 38 penetrates through the piston cylinder 23, the piston rod 38 is internally provided with the T-shaped through groove 27, the piston rod 38 is internally provided with, two second one-way valves 29 are fixedly mounted at two ends in the through groove 28 respectively, an oil discharge hole 25 is fixedly arranged at one end of the piston cylinder 23, a first one-way valve 26 is fixedly mounted in the oil discharge hole 25, a sealing partition plate 22 is fixedly mounted in the constant-pressure tank 18, one end of the sealing partition plate 22 is fixedly connected with one end of the liquid inlet tank 20, the other end of the sealing partition plate 22 is fixedly connected with one side of the inner wall of the sealing partition plate 22, the constant-pressure tank 18 is divided into two regions with the same size by the sealing partition plate 22, two third sealing pistons 30 slide in the two regions respectively, an exhaust pipe 19 is fixedly inserted into one end of the piston cylinder 23, the other end of the exhaust pipe 19 penetrates out of the constant-pressure tank 18, one end of the piston rod 38 penetrates out to be fixedly connected with one end of the third sealing piston 30, the other end of the third sealing piston 30 is fixedly, the four balance rods 31 penetrate through one end to be fixedly connected with a balance plate 34, a guide sleeve 33 capable of sliding is sleeved on each balance rod 31, and one end of each guide sleeve 33 is fixedly connected with a fixing rod 32. The other end of the fixing rod 32 is fixedly connected with the inner wall of the first cavity 12, the other end of the balance plate 34 is fixedly provided with a scale rod 35, the scale rod 35 is sleeved with a reset spring 37, the other end of the scale rod 35 penetrates out of the base 1, the scale rod 35 is sleeved with a thread sealing element 36, the cross section of the thread sealing element 36 is in a T shape, one end of the thread sealing element 36 is in threaded connection with the thread sealing element 36, and the reset spring 37 is arranged between the balance plate 34 and the inner wall of the first cavity 12.

The base 1 is fixedly connected with the upright post 2 through welding.

The model number of the electromagnetic directional valve 9 is DSG-01-3C 11-D24-N1-50.

The oil pipe 8 is made of a hose.

The working principle is as follows: firstly, the device is placed in a working area, when the device is used, the oil pump 16 is started, so that the oil pump 16 works, hydraulic oil in the oil tank 14 is pumped out along the connecting pipe 15 and then enters the liquid inlet tank 20 through the oil conveying pipe 17, so that the hydraulic oil enters two areas uniformly separated by the sealing partition plate 22 along the two oil outlet holes 21, at the moment, the two areas are filled with the hydraulic oil, because the four balancing rods 31 and the balancing rod 31 are arranged, the motion amount of the two third sealing pistons 30 is ensured to be the same, at the moment, the return spring 37 on the scale rod 35 is compressed, the guide sleeve 33 ensures that the balancing rod 31 moves in parallel, the motion amount of the two third sealing pistons 30 is ensured to be the same, the piston rod 38 is also driven to move while the third sealing piston 30 moves, and the piston rod 38 drives the second sealing piston 24 in the piston cylinder 23 to start moving, the hydraulic oil in the piston cylinder 23 is discharged along the oil discharge hole 25, at the same time, air is introduced into the piston cylinder 23 through the exhaust pipe 19, so that the normal operation of the device is ensured, when one end of the third sealing piston 30 moves to leak out of the oil inlet pipe 10, the hydraulic oil flows into the oil pipe 8 along the oil inlet pipe 10, and the oil cylinder 4 can be controlled to ascend and descend through the electromagnetic directional valve 9.

When the lifting or descending is stopped, the oil pipeline 17 stops entering hydraulic oil at the moment, the third sealing piston 30 begins to reset under the action of the elastic force of the reset spring 37, so as to drive the second sealing piston 24 in the piston cylinder 23 to start moving, the internal gas is discharged along the exhaust pipe 19, the hydraulic oil enters the piston cylinder 23 along the through groove 28 and the T-shaped through groove 27, so that the resetting of the third sealing piston 30 can be ensured, the flow of the hydraulic oil in the two areas is ensured to be the same, the scale rod 35 is arranged, the pressure condition of the internal oil pressure is convenient to observe, the threaded sealing element 36 is arranged, the replacement of the reset spring 37 is convenient, the stress balance of the device is ensured, the problem of poor cutting and feeding stability is solved, the phenomena of moving and tooth punching are avoided, the cutting precision is ensured, the service life of a connecting piece between the two cutting transmission devices 6 is indirectly prolonged, the processing efficiency of the device is indirectly improved.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a twin columns bi-cylinder sawing machine, includes base (1), two stand (2) are installed to base (1) top symmetry, fixedly connected with connecting rod (3) between two stand (2) tops, connecting rod (3) keep level, its characterized in that: the sealing device is characterized in that an oil cylinder (4) is connected to the stand column (2) in a sliding manner, a sealing element is filled at the contact position of the oil cylinder (4) and the stand column (2), a first sealing piston (5) is fixedly mounted on the stand column (2), the first sealing piston (5) is arranged at the central position in the oil cylinder (4), oil pipes (8) are fixedly connected to the top end and the bottom end of the oil cylinder (4) respectively, a connecting piece (7) is fixedly connected between the two oil cylinders (4), two cutting transmission devices (6) are fixedly connected to the other ends of the two oil cylinders (4), two electromagnetic directional valves (9) are fixedly connected to the two sides of the top end of the base (1) respectively, two oil pipes (8) on each oil cylinder (4) are fixedly connected and communicated with two ports of the electromagnetic directional valves (9) respectively, the two oil pipes (8) are communicated with the oil cylinders, the oil tank (14) is composed of an oil filling pipe and an oil discharging pipe, valves are arranged on the oil filling pipe and the oil discharging pipe, the oil filling pipe and the oil discharging pipe are arranged at the back of the oil tank (14) and penetrate out of the side wall of the base (1), an oil outlet pipe (11) is fixedly connected with an oil outlet port of the electromagnetic directional valve (9), the oil outlet pipe (11) is communicated with the electromagnetic directional valve (9), the bottom end of the oil outlet pipe (11) extends into the base (1) and is fixedly connected with the oil tank (14) and communicated with the oil outlet port, an oil inlet port of the electromagnetic directional valve (9) is fixedly connected with an oil inlet pipe (10), the oil inlet pipe (10) is communicated with the electromagnetic directional valve (9), the other end of the oil inlet pipe (10) extends into the base (1), a first cavity (12) is arranged at the center in the base (1), a second cavity (13) is arranged under the first cavity (12), and an oil pump (16, the oil pump (16) input end fixedly connected with connecting pipe (15), connecting pipe (15) and oil pump (16) communicate with each other, the connecting pipe (15) other end stretches into in base (1) and oil tank (14) one end fixed connection and communicates with each other, fixed mounting has weighing apparatus pressure case (18) in first cavity (12), weighing apparatus pressure case (18) bottom fixed connection has defeated oil pipe (17), defeated oil pipe (17) bottom stretches into in two cavities (13) and with oil pump (16) output end fixed connection and communicate with each other, two inlet tubes (10) respectively with weighing apparatus pressure case (18) both sides fixed connection and communicate with each other, weighing apparatus pressure case (18) inner wall one side fixed mounting has into liquid case (20), defeated oil pipe (17) set up in into liquid case (20), it evenly is equipped with a plurality of oil outlet (21) respectively to advance liquid case (20) both sides, it is equipped with piston barrel (23) respectively to advance liquid case (20) both sides, the bottom end of the piston cylinder (23) is fixedly connected with the inner wall of the constant pressure box (18), a second sealing piston (24) is connected in the piston cylinder (23) in a sliding manner, one end of the second sealing piston (24) is fixedly connected with a piston rod (38), the other end of the piston rod (38) penetrates out of the piston cylinder (23), a T-shaped through groove (27) is formed in the piston rod (38), a through groove (28) is formed in the piston rod (38), one end of the T-shaped through groove (27) is communicated with the through groove (28), the T-shaped through groove (27) is communicated with the through groove (28) to form an I shape, two second one-way valves (29) are fixedly installed at two ends in the through groove (28) respectively, an oil discharge hole (25) is fixedly installed at one end of the piston cylinder (23), a first one-way valve (26) is fixedly installed in the oil discharge hole (25), and, one end of the sealing partition plate (22) is fixedly connected with one end of the liquid inlet box (20), the other end of the sealing partition plate (22) is fixedly connected with one side of the inner wall of the sealing partition plate (22), the sealing partition plate (22) divides the balanced pressure box (18) into two areas with the same size, two third sealing pistons (30) respectively slide in the two areas, an exhaust pipe (19) is fixedly inserted into one end of the piston cylinder (23), the other end of the exhaust pipe (19) penetrates out of the balanced pressure box (18), one end of the piston rod (38) penetrates out of the balanced pressure box (18) and is fixedly connected with one end of the third sealing piston (30), the other end of the third sealing piston (30) is fixedly connected with two balance rods (31), the other ends of the two balance rods (31) penetrate out of the balanced pressure box (18), one end of the four balance rods (31) penetrates out of the balance plate (34), and a guide sleeve (, one end of the guide sleeve (33) is fixedly connected with a fixed rod (32); dead lever (32) other end and first cavity (12) inner wall fixed connection, balance plate (34) other end fixed mounting has scale bar (35), the cover has reset spring (37) on scale bar (35), base (1) is worn out to scale bar (35) other end, the cover has threaded seal spare (36) on scale bar (35), threaded seal spare (36) cross-section is the T type, threaded seal spare (36) one end and threaded seal spare (36) spiro union, reset spring (37) set up between balance plate (34) and first cavity (12) inner wall.

2. The double-column double-cylinder sawing machine according to claim 1, characterized in that: the base (1) is fixedly connected with the upright post (2) through welding.

3. The double-column double-cylinder sawing machine according to claim 1, characterized in that: the model of the electromagnetic directional valve (9) is DSG-01-3C 11-D24-N1-50.

4. The double-column double-cylinder sawing machine according to claim 1, characterized in that: the oil pipe (8) is made of a hose.