CN115194611A

CN115194611A - Square tube inner grinding machine and operation method thereof

Info

Publication number: CN115194611A
Application number: CN202211129995.2A
Authority: CN
Inventors: 杨金伟
Original assignee: SUZHOU FIRST SHEET METAL PRODUCTS CO Ltd
Current assignee: SUZHOU FIRST SHEET METAL PRODUCTS CO Ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2022-10-18

Abstract

The invention discloses a square tube inner grinding machine and an operation method thereof, belonging to the technical field of hardware. The device is suitable for square tubes of different lengths and sizes, and is wide in applicability.

Description

Square tube inner grinding machine and operation method thereof

Technical Field

The invention belongs to the technical field of hardware, and particularly relates to a square tube inner grinding machine and an operation method thereof.

Background

After generally carrying out the trompil to square pipe among the prior art, trompil inner wall department is often with the burr, but because be in square pipe inner wall and be not convenient for handle, consequently is equipped with the device that is used for square pipe inner wall trompil department to polish specially.

Chinese application publication No. CN113857952A discloses a punching warp square tube hardware inner hole polishing device, relating to the hardware technical field. This warp side pipe hardware hole grinding device punches, including the support, the work piece, the fixed surface of support is connected with the screw ring frame, the inside threaded connection of screw ring frame has the drive lead screw, the coaxial transmission shaft that is provided with of one end that the screw ring frame was kept away from to the drive lead screw, this warp side pipe hardware hole grinding device punches uses through the cooperation of transmission shaft and fluted disc, and the cooperation of grooved rail and slide surface slider is used for adjusting the position of a polishing section of thick bamboo, and the slide uses with the cooperation of locating wheel and a section of thick bamboo of polishing, utilizes the point contact with the work piece internal surface between the locating wheel, makes the polishing face of a polishing section of thick bamboo and the contact surface of the internal surface of work piece become a straight line to this fixes a position a polishing section of thick bamboo, makes polishing section of thick bamboo drive surface and the surface of hole keep the horizontal contact state, can effectively improve the effect of square pipe hole polishing.

However, the devices disclosed in the prior art are complicated and are not suitable for use with square tubes of different lengths and sizes.

Disclosure of Invention

In view of the above problems in the prior art, an object of the present invention is to provide a square tube internal grinding machine and a method for operating the same.

The invention provides the following technical scheme:

the utility model provides a side intraductal grinder that manages, includes square fixing device, and square pipe is installed on square fixing device, and grinding device arranges the square intraductal in, and pulling device and be convenient for get unload pulling device and install respectively at grinding device's both ends.

Specifically, the pulling device comprises a motor I and a cable roll arranged on the motor I, and the cable on the cable roll is bound at one end of the grinding device.

Specifically, side's pipe fixing device includes the underframe, and the underframe supports subaerial through installing the supporting seat, installs the fixed plate on the underframe both sides, and the guide shaft is passed through at the both ends of two fixed plates, and the movable block that the symmetry was equipped with passes the guide shaft, just the movable block is on a parallel with the fixed plate, all install the threaded rod on the movable block, and threaded rod screw thread installs on the fixed plate, the hand wheel is installed to threaded rod one end, all install tight piece of clamp on the movable block.

The grinding device comprises a shell, a motor III is mounted on the shell, a bevel gear I is mounted on the motor III, a bevel gear II is movably mounted on the shell through a shaft, a grinding sheet is mounted at one end of the shaft, the grinding sheet penetrates through the shell, the bevel gear I is in meshed transmission connection with the bevel gear II, a plurality of grooves are formed in the other three surfaces of the shell except the front surface and the back surface and the surface close to the grinding sheet, and a pressing assembly is mounted in the grooves; and the two ends of the shell are provided with a traction rope fixing seat, and the cable is bound on the traction rope fixing seat.

Specifically, oppression subassembly is glued including the elasticity of arranging the recess bottom in, and the external screw thread seat in the recess is installed to the screw thread, be equipped with the ladder through-hole on the external screw thread seat, in the ladder through-hole was arranged in to the ladder post, just the diameter that the ladder through-hole is close to elasticity and glues one side is greater than the diameter of opposite side, and the spring bumps the pearl and installs on the ladder post.

Specifically, a plug is arranged at one end of the third motor and electrically connected to a power supply, so that the third motor is always kept in an open state.

The utility model discloses a be convenient for get and unload pulling device includes the support, installs the backup pad on support one side, installs belt pulley one and belt pulley two at support opposite side both ends respectively, belt pulley one passes through the belt and is connected with two transmissions of belt pulley, and belt pulley one is installed on motor two, and the mounting panel of symmetry installation is installed on the belt, install the gyro wheel on the mounting panel, gyro wheel and backup pad contact, install small-size finger clamp cylinder on the mounting panel, pull wire one end is tied up and is tied up on the haulage rope fixing base, and the pull wire other end cover is on the finger clamp that small-size finger clamp cylinder was equipped with.

Specifically, the mounting panel of symmetry installation passes through the pinion rack and installs on the belt, the one side both ends that the belt was kept away from to the support have installed photoelectric sensor through sensor seat, the mounting panel corresponds the photoelectric sensor position and installs the tablet.

Specifically, the pulling device comprises a cable roll movably arranged on the ground, and a handle is arranged on the cable roll.

Based on the device, the invention also provides an operation method of the square tube internal grinding machine, which comprises the following steps:

s1, placing a square tube in a square tube fixing device, and rotating a hand wheel to fix the square tube on the square tube fixing device;

s2, placing the polishing device in the square tube, electrically connecting the plug to a power supply, and simultaneously opening the small finger clamp cylinder to enable the small finger clamp cylinder to clamp a traction wire and then closing the small finger clamp cylinder;

s3, a forward rotation motor I and a reverse rotation motor II are used for winding and recovering the cable, meanwhile, the pulling device is convenient to take off and pull the pulling wire to be close to the square tube, when the photoelectric sensor senses the induction plate, signals are transmitted, and the forward rotation motor I and the reverse rotation motor II drive the polishing device to move in a reciprocating mode to remove burrs;

and S4, after the deburring is finished, the small finger clamping cylinder restores to the initial position, the sleeve is taken down and is sleeved on the small finger clamping cylinder, and the polishing device is taken out.

The invention has the beneficial effects that:

1. the device is suitable for square tubes with different lengths and sizes, and has wide applicability;

2. the pulling device is convenient to take off and can drive the polishing device to move back and forth in the pipe in a matching way, so that the polishing device is prevented from polishing burrs on the opening which cannot be completely removed in the pipe at one time.

3. Mutually supporting of oppression subassembly makes grinding device can act on in the square tube of unidimensional not, keeps away from the oppression subassembly that is equipped with on the face of polishing piece simultaneously for the polishing piece can be used in on the square tube inner wall all the time, avoids polishing the piece and can not reach the inner wall, thereby improves the operating efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of a first embodiment of the present invention;

FIG. 2 is a front view of the square pipe fixing device of the present invention;

FIG. 3 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 4 is a schematic view showing an internal structure of the polishing apparatus according to the present invention;

FIG. 5 is a top plan view of the grinding apparatus of the present invention;

FIG. 6 isbase:Sub>A partial sectional view taken at A-A of FIG. 5;

FIG. 7 is a three-dimensional view of the pulling device of the present invention facilitating removal;

fig. 8 is a rear view of the easy-to-remove pulling apparatus of the present invention.

Labeled in the figure as: 1. a pulling device; 2. a square tube; 3. a square tube fixing device; 4. a polishing device; 5. the pulling device is convenient to take and disassemble;

101. a first motor; 102. a cable roll; 103. a handle;

301. a bottom frame; 302. a fixing plate; 303. a guide shaft; 304. a moving block; 305. a clamping block; 306. a threaded rod; 307. a hand wheel; 308. a supporting base;

401. a plug; 402. a housing; 403. a groove; 404. a third motor; 405. a first bevel gear; 406. a second bevel gear; 407. a compression assembly; 408. grinding the sheet; 409. a traction rope fixing seat;

4071. elastic glue; 4072. an external thread seat; 4073. a stepped through hole; 4074. a stair post; 4075. a spring collision bead;

501. a small finger grip cylinder; 502. a pull wire; 503. a support; 504. mounting a plate; 505. a roller; 506. a second belt pulley; 507. a belt; 508. a toothed plate; 509. a second motor; 510. a support plate; 511. a first belt pulley; 512. a sensor seat; 513. a photosensor; 514. a sensing plate.

Detailed Description

Example one

As shown in figure 1, the invention provides a square tube internal grinding machine which comprises a square tube fixing device 3, wherein a square tube 2 is installed on the square tube fixing device 3, a grinding device 4 is arranged in the square tube 2, and a pulling device 1 and a pulling device 5 convenient to take off and install are respectively installed at two ends of the grinding device 4.

The pulling device 1 comprises a motor I101, a cable roll 102 arranged on the motor I101, and a cable on the cable roll 102 is bound at one end of the grinding device 4.

Please refer to fig. 1 and 2, the square tube fixing device 3 includes a bottom frame 301, the bottom frame 301 is supported on the ground by installing a supporting seat 308, fixing plates 302 are installed on two sides of the bottom frame 301, two ends of the two fixing plates 302 are connected by a guiding shaft 303, moving blocks 304 symmetrically arranged pass through the guiding shaft 303, the moving blocks 304 are parallel to the fixing plates, threaded rods 306 are welded on the moving blocks 304, the threaded rods 306 are installed on the fixing plates 302 in a threaded manner, a hand wheel 307 is installed at one end of each threaded rod 306, and clamping blocks 305 are installed on the moving blocks 304.

The guide shaft 303 forms a guide structure of the moving block 304. The square tube fixing device 3 can clamp square tubes 2 of different sizes, the hand wheels 307 on two sides are manually rotated to drive the threaded rod 306 to advance, the threaded rod 306 drives the hand wheels 307, the moving blocks 304 are respectively provided with a clamping block 305 for clamping the square tube 2, and the square grooves are formed in the clamping blocks 305 for clamping the square tube 2; when changing the tight piece of clamp that is equipped with half rhombus recess for, can press from both sides tight pipe promptly, can press from both sides tight piece 305 according to the operation demand change to can press from both sides tight side pipe and press from both sides tight pipe.

Referring to fig. 1 and 3 to 5, the grinding device 4 includes a housing 402, a third motor 404 is mounted on the housing 402, a first bevel gear 405 is mounted on the third motor 404, a second bevel gear 406 is movably mounted on the housing 402 through a shaft, one end of the shaft penetrates through the housing 402 and is mounted with a grinding sheet 408, the first bevel gear 405 is in meshed transmission connection with the second bevel gear 406, except for the front and back surfaces of the housing 402 and the surface close to the grinding sheet 408, a plurality of grooves 403 are formed in the other three surfaces, and a pressing assembly 407 is mounted in the groove 403; two ends of the shell 402 are provided with a hauling rope fixing seat 409, and the cable is bound on the hauling rope fixing seat 409; one end of the third motor 404 is provided with a plug 401, and the plug 401 is electrically connected to a power supply, so that the third motor 404 is always kept in an on state.

Referring to fig. 6, the pressing assembly 407 includes an elastic rubber 4071 disposed at the bottom of the recess 403, the elastic rubber 4071 includes elastic force, an external thread seat 4072 threadedly mounted in the recess 403, the external thread seat 4072 is provided with a step through hole 4073, the step pillar 4074 is disposed in the step through hole 4073, a diameter of the step through hole 4073 near the elastic rubber 4071 is larger than a diameter of the other side, so as to limit the movement of the step pillar 4074 in the step through hole 4073, and a spring contact bead 4075 is mounted on the step pillar 4074.

The cooperation of the compression assemblies 407 allows the sanding device 4 to work in square tubes 2 of different sizes.

And the manual work is aimed at the trompil position and is pushed grinding device 4 to piece 408 of polishing, and the spring bumps the pearl 4075 and extrudees elasticity under the effect of power and glues 4071, and the spring bumps the pearl 4075 simultaneously and supports square pipe 2 inner wall under the counter-acting force that 4071 was glued to elasticity to guarantee that grinding device 4 can stabilize and move in square pipe 2, can guarantee simultaneously that grinding device 4 acts on not unidimensional square pipe 2 is interior.

And the oppression subassembly 407 that is equipped with on the face of keeping away from polishing piece 408 for polishing piece 408 can be used in on square pipe 2 inner wall all the time, avoids polishing piece 408 can not reach the inner wall, thereby improves the operating efficiency.

Please refer to fig. 1, 7 and 8, the pulling device 5 for facilitating removal and installation includes a bracket 503, a supporting plate 510 installed on one side of the bracket 503, a first pulley 511 and a second pulley 506 installed on two ends of the other side of the bracket 503 respectively, the first pulley 511 is in transmission connection with the second pulley 506 through a belt 507, the first pulley 511 is installed on a second motor 509, a symmetrically installed installation plate 504 is installed on the belt 507 through a toothed plate 508, a roller 505 is installed on the installation plate 504, the roller 505 is in contact with the supporting plate 510 to ensure that the installation plate 504 stably moves along with the belt 507, two ends of one side of the bracket 503 far away from the belt 507 are installed with a photoelectric sensor 513 through a sensor seat 512, the installation plate 504 is installed with a sensing plate 514 corresponding to the photoelectric sensor 513, so as to limit the moving distance of the installation plate 504, a small finger-clip cylinder 501 is installed on the installation plate 504, one end of a pulling wire 502 is tied to a pulling rope fixing seat 409, and the other end of the pulling wire 502 is sleeved on a finger clip provided by the small finger-clip cylinder 501.

Be convenient for get and unload 5 cooperation pulling devices 1 of pulling device and can drive grinding device 4 round trip movement in intraductal, avoid grinding device 4 once can not complete detach the burr on the trompil intraductal, the pull wire 502 cover that is convenient for get and unload 5 designs of pulling device simultaneously indicates to press from both sides to make pull wire 502 be convenient for take off pulling device 5 from being convenient for, make to be convenient for take out grinding device 4 from intraductal.

Meanwhile, if the length of the square tube 2 is too long, the support 503 which is perpendicular to the ground and arranged in the pulling device 5 convenient to take off is changed into being arranged parallel to the ground.

Motor one 101, motor three 404, motor two 509, and photosensor 513 are communicatively coupled to the control panel.

The control panel is internally provided with a PLC controller, the PLC controller can program the numerical control system, the PLC is used as a central control system, the touch screen is used for realizing the program input and the operation control of the whole machine, and the partial automation of the detection process is realized. The control system can be used as a system for connecting each execution element to move according to a logic track, and the execution elements are controlled to operate according to the required operation steps through programming.

Based on the device, the first embodiment of the invention also provides an operation method using the square tube internal grinding machine, which comprises the following steps:

step one, the square pipe 2 is placed in the square pipe fixing device 3, and the hand wheel 307 is rotated, so that the square pipe 2 is fixed on the square pipe fixing device 3;

step two, the polishing device 4 is placed in the square tube 2, the plug 401 is electrically connected to a power supply, and meanwhile, the small finger clamp cylinder 501 is started to clamp the traction wire 502, and then the small finger clamp cylinder 501 is closed;

thirdly, the cable is recovered by the forward rotation motor I101, the reverse rotation motor II 509 and the cable roll 102, meanwhile, the pulling device 5 is convenient to take off and pull to drive the traction wire 502 to be close to the square pipe 2, when the photoelectric sensor 513 senses the induction plate 514, signals are transmitted, and the forward rotation motor I101 and the reverse rotation motor II 509 drive the polishing device 4 to move in a reciprocating mode to remove burrs;

and step four, after the deburring is finished, the small finger clamp air cylinder 501 restores to the initial position, the sleeve is taken down from the small finger clamp air cylinder 501, and the polishing device 4 is taken out.

Example two

As shown in fig. 3, the square tube internal grinding machine disclosed in the second embodiment is the same as the first embodiment except for the pulling device 1.

The pulling device 1 comprises a cable reel 102 movably mounted on the ground, on which reel 102 a handle 103 is mounted. The cable reel 102 can be manually rotated by the manual control handle 103, and since a sufficiently long cable and pull wire 502 is used, the forward speed of the sharpening device 4 can be manually controlled when manually rotated.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A square tube inner grinding machine is characterized by comprising

Square pipe fixing device (3), square pipe (2) are installed on square pipe fixing device (3), and in square pipe (2) were arranged in to grinding device (4), pulling device (1) was installed respectively at grinding device (4) both ends with be convenient for get and unload pulling device (5).

2. A square tube internal grinding machine according to claim 1, characterized in that the pulling device (1) comprises a motor one (101), a cable roll (102) mounted on the motor one (101), the cable on the cable roll (102) being bound to one end of the grinding device (4).

3. The square tube internal grinding machine as claimed in claim 1, wherein the square tube fixing device (3) comprises a bottom frame (301), the bottom frame (301) is supported on the ground by being provided with a supporting seat (308), fixing plates (302) are arranged on two sides of the bottom frame (301), two ends of the two fixing plates (302) are connected through a guide shaft (303), symmetrically arranged moving blocks (304) penetrate through the guide shaft (303), the moving blocks (304) are parallel to the fixing plates, a threaded rod (306) is arranged on each moving block (304), the threaded rods (306) are arranged on the fixing plates (302) in a threaded manner, a hand wheel (307) is arranged at one end of each threaded rod (306), and a clamping block (305) is arranged on each moving block (304).

4. The square tube internal grinding machine according to claim 2, wherein the grinding device (4) comprises a housing (402), a motor III (404) is mounted on the housing (402), a bevel gear I (405) is mounted on the motor III (404), a bevel gear II (406) is movably mounted on the housing (402) through a shaft, one end of the shaft penetrates through the housing (402) and is provided with a grinding sheet (408), the bevel gear I (405) is in meshing transmission connection with the bevel gear II (406), three surfaces of the housing (402) except the front surface and the rear surface and the surface close to the grinding sheet (408) are provided with a plurality of grooves (403), and a pressing assembly (407) is mounted in each groove (403); and two ends of the shell (402) are provided with a hauling rope fixing seat (409), and the cable is bound on the hauling rope fixing seat (409).

5. The square tube internal grinding machine according to claim 4, wherein the pressing component (407) comprises an elastic rubber (4071) disposed at the bottom of the groove (403), an external thread seat (4072) threadedly mounted in the groove (403), a step through hole (4073) is formed in the external thread seat (4072), a step column (4074) is disposed in the step through hole (4073), the diameter of one side of the step through hole (4073) close to the elastic rubber (4071) is larger than that of the other side, and a spring collision bead (4075) is mounted on the step column (4074).

6. The square tube internal grinding machine as claimed in claim 4, wherein a plug (401) is arranged at one end of the motor III (404), and the plug (401) is electrically connected to a power supply, so that the motor III (404) is always kept in an on state.

7. The square tube internal grinding machine as claimed in any one of claims 1-6, wherein the pulling device (5) convenient to take and unload comprises a bracket (503), a support plate (510) installed on one side of the bracket (503), a first pulley (511) and a second pulley (506) installed at two ends of the other side of the bracket (503) respectively, the first pulley (511) is in transmission connection with the second pulley (506) through a belt (507), the first pulley (511) is installed on a second motor (509), symmetrically installed mounting plates (504) are installed on the belt (507), rollers (505) are installed on the mounting plates (504), the rollers (505) are in contact with the support plate (510), a small finger clamp cylinder (501) is installed on the mounting plates (504), one end of a traction wire (502) is tied on a traction rope fixing seat (409), and the other end of the traction wire (502) is sleeved on a finger clamp provided on the small finger clamp cylinder (501).

8. The square tube internal grinding machine according to claim 7, wherein the symmetrically-installed installation plates (504) are installed on the belt (507) through the toothed plates (508), the two ends of one surface, far away from the belt (507), of the support (503) are provided with photoelectric sensors (513) through the sensor bases (512), and the installation plates (504) are provided with the sensing plates (514) corresponding to the positions of the photoelectric sensors (513).

9. A square tube internal grinding machine according to claim 1, characterized in that the pulling device (1) comprises a cable reel (102) movably mounted on the ground, and a handle (103) is mounted on the cable reel (102).

10. An operating method using the square tube internal grinding machine according to claim 8, comprising the steps of:

s1, a square pipe (2) is placed in a square pipe fixing device (3), and a hand wheel (307) is rotated, so that the square pipe (2) is fixed on the square pipe fixing device (3);

s2, placing the polishing device (4) in the square tube (2), simultaneously electrically connecting the plug (401) to a power supply, simultaneously opening the small finger-clamping cylinder (501) to enable the small finger-clamping cylinder (501) to clamp the traction wire (502), and then closing the small finger-clamping cylinder (501);

s3, a forward rotation motor I (101), a reverse rotation motor II (509) and a cable roll (102) are used for recovering cables, meanwhile, a pulling device (5) is convenient to take and unload to drive a traction wire (502) to be close to the square tube (2), when a photoelectric sensor (513) senses an induction plate (514), signals are transmitted, and the forward rotation motor I (101) and the reverse rotation motor II (509) drive a polishing device (4) to reciprocate to remove burrs;

and S4, after deburring is finished, the small finger clamping cylinder (501) restores to the initial position, the sleeve is taken down from the small finger clamping cylinder (501), and the polishing device (4) is taken out.