CN216815990U

CN216815990U - Well reversing hobbing cutter running-in test bench

Info

Publication number: CN216815990U
Application number: CN202220520186.3U
Authority: CN
Inventors: 金昊
Original assignee: Suzhou Danv Tools Co ltd
Current assignee: Suzhou Danv Tools Co ltd
Priority date: 2022-03-09
Filing date: 2022-03-09
Publication date: 2022-06-24
Anticipated expiration: 2032-03-09

Abstract

The utility model belongs to the technical field of the hobbing cutter running-in test and specifically relates to a reverse well hobbing cutter running-in testboard is related to, comprises a workbench, install the hobbing cutter on the workstation, be equipped with the running-in device on the workstation, the running-in device includes clamping mechanism, actuating mechanism and arrestment mechanism, clamping mechanism fixed mounting is on the workstation, clamping mechanism includes the roller bearing, the roller bearing rotates to be installed on the workstation, the one end of roller bearing is equipped with the dop, the arbor of hobbing cutter is pegged graft in the dop, actuating mechanism installs on the workstation, actuating mechanism drive hobbing cutter or roller bearing rotate, arrestment mechanism installs on the workstation, arrestment mechanism brakes roller bearing or hobbing cutter, this application has realized the bearing to the hobbing cutter, sealing system and assembly quality carry out the function of comprehensive testing, guarantee the reliability of the key performance of hobbing cutter.

Description

Well reversing hobbing cutter running-in test bench

Technical Field

The application relates to hobbing cutter running-in test field especially relates to a raise roll cutter running-in testboard.

Background

The raise-boring hob is widely applied to raise boring, vertical shaft and other operations, and generally needs to grind, crush, cut and the like rock. The hob heading machine is required to adapt to the directional development trend of complex geological conditions and surrounding environmental conditions, so that strict comprehensive performance detection is carried out on the hob before products leave a factory so as to ensure reliable performance of the hob, reduce the risk of sealing failure in the heading process and finally achieve the purpose of improving the product quality. According to the product engineering example, the abrasion of the hob bearing is increased along with the failure of the sealing performance of the hob. Therefore, the service life of the hob is directly affected by the sealing performance of the hob.

At present, in the tunneling construction of the hob cutter, the connection performance and the sealing performance of all parts of the hob cutter are easily damaged due to the huge load and impact, severe friction and high temperature borne by the hob cutter.

SUMMERY OF THE UTILITY MODEL

In order to carry out comprehensive testing to the bearing, sealing device and the assembly quality of hobbing cutter, guarantee the reliability of the key performance of hobbing cutter, this application provides a reverse well hobbing cutter running-in testboard.

The application provides a raise hob running-in test platform adopts following technical scheme:

the utility model provides a contrary well hobbing cutter running-in testboard, includes the workstation, install the hobbing cutter on the workstation, be equipped with the running-in device on the workstation, the running-in device includes clamping mechanism, actuating mechanism and arrestment mechanism, clamping mechanism fixed mounting is on the workstation, clamping mechanism includes the roller bearing, the roller bearing rotates and installs on the workstation, the one end of roller bearing is equipped with the dop, the arbor of hobbing cutter is pegged graft in the dop, actuating mechanism installs on the workstation, actuating mechanism drives the hobbing cutter and rotates, arrestment mechanism installs on the workstation, arrestment mechanism brakies the roller bearing.

Through adopting above-mentioned technical scheme, set up the running-in device, conveniently carry out the running-in through the running-in device and handle the hobbing cutter to bearing, sealing device and the assembly quality to the hobbing cutter carry out comprehensive testing, make the bearing and the sealing system of hobbing cutter reach the state of running in advance, put into use again, thereby improve the life of hobbing cutter. Set up clamping machine and construct, conveniently construct through clamping and carry out the clamping to the hobbing cutter to improve the stability of hobbing cutter running-in. The driving mechanism is arranged, the running-in device is driven to work conveniently through the driving mechanism, and therefore the running-in process of the running-in device for the hob is achieved. Set up arrestment mechanism, conveniently brake the part among hobbing cutter or the running-in device, make the hobbing cutter fixed or make the part among the running-in device fixed to make the effect that the running-in device realized the running-in. The clamping head is arranged, so that the rolling shaft can be conveniently arranged on the supporting mechanism through the clamping head.

In a specific implementation, the clamping mechanism further comprises a thimble and a support, the support is fixedly mounted on the workbench and close to the chuck, the thimble is slidably mounted on the support, and the end of the thimble is abutted against one end, away from the chuck, of the roller.

Through adopting above-mentioned technical scheme, set up the thimble, conveniently fix a position the roller bearing through the thimble to improve hobbing cutter pivoted stability, set up the support, make things convenient for the thimble to install on the support, with thimble slidable mounting on the support, conveniently through the position of adjusting the relative support of thimble, thereby adapt to not unidimensional hobbing cutter.

In a specific implementation mode, the driving mechanism comprises a first motor, a belt pulley is coaxially installed on a driving shaft of the first motor, and the belt pulley is connected with the groove of the hobbing cutter through a belt.

Through adopting above-mentioned technical scheme, set up motor one, conveniently drive the hobbing cutter through motor one and rotate, set up the belt pulley, make things convenient for motor one to pass through the belt pulley drive hobbing cutter and rotate, pass through the belt with the slot of belt pulley and hobbing cutter and be connected, make things convenient for motor one to drive the hobbing cutter through the belt and rotate.

In a specific possible implementation scheme, the running-in device further comprises an adjusting mechanism, the adjusting mechanism comprises a sliding rail, a sliding block and a screw rod, the sliding rail is slidably mounted on the workbench and located below the hob, the screw rod is rotatably mounted in the sliding rail, a first hand wheel is coaxially mounted at the end of the screw rod, the sliding block is in threaded fit with the screw rod, and a first motor is fixedly mounted on the sliding block.

Through adopting the above technical scheme, set up adjusting part, conveniently adjust the position of driving motor one through adjusting part, thereby adapt to not unidimensional hobbing cutter, set up the slide rail, make things convenient for motor one to slide in the slide rail, thereby realize the regulation to motor one position, set up the slider, make things convenient for the installation of motor one, through the position of adjusting block in the slide rail, realize the regulation of motor one position, set up the lead screw, conveniently move through lead screw drive slider, thereby driving motor one removes, set up hand wheel one, conveniently rotate the lead screw through hand wheel one, realize the effect that drive slider removes.

In a specific can embodiment, adjustment mechanism still includes that a plurality of regulation press from both sides and a plurality of adjusting bolt, the equal fixed mounting in slide rail diapire both sides has the slide, the cross-section that the regulation was pressed from both sides is the C shape, the one end that the regulation was pressed from both sides is contradicted with the up end of slide, adjusting bolt screw-thread fit is in the one end of keeping away from the slide that the regulation pressed from both sides, adjusting bolt's one end is contradicted with the workstation diapire.

Through adopting above-mentioned technical scheme, set up the regulation and press from both sides, conveniently press from both sides through the regulation and fix the slide rail on the workstation, set up adjusting bolt, conveniently adjust the clamp through adjusting bolt cooperation and fix the slide rail in the workstation suitable position to improve actuating mechanism job stabilization nature.

In a specific possible embodiment, the braking mechanism comprises a braking chain wheel and a braking chain, the braking chain wheel is coaxially arranged at one end of the rolling shaft far away from the clamping head, one end of the braking chain is wound on the braking chain wheel, and the other end of the braking chain is fixedly arranged on the workbench.

Through adopting above-mentioned technical scheme, set up the braking sprocket, conveniently realize the braking to the roller bearing through other parts among the braking sprocket cooperation arrestment mechanism, avoid the roller bearing the pivoted condition to appear, set up the braking chain, conveniently through braking chain cooperation braking sprocket, realize the braking to the roller bearing, will brake chain fixed mounting on the workstation, be convenient for improve the stability of braking chain to the roller bearing braking.

In a specific practical implementation scheme, the driving mechanism further comprises a second motor and a driving chain, the second motor is fixedly installed on the workbench and close to the roller, a driving chain wheel is coaxially installed on a driving shaft of the second motor, a driving chain wheel is coaxially installed at one end, away from the chuck, of the roller, and the driving chain is wound on the driving chain wheel and the driving chain wheel.

Through adopting above-mentioned technical scheme, set up motor two, conveniently drive the roller bearing through motor two and rotate to the realization sets up drive chain to the running-in effect of hobbing cutter, makes things convenient for motor two to pass through drive chain control roller bearing and rotates, sets up driving sprocket and drive sprocket, makes things convenient for the installation of driving chain, realizes motor two's drive purpose simultaneously.

In a specific practical implementation scheme, the braking mechanism comprises a first braking plate, a second braking plate and a braking cylinder, the first braking plate and the second braking plate are respectively and fixedly connected with a piston rod of the braking cylinder, a cylinder body of the braking cylinder is fixedly installed on the workbench, and the side walls of the first braking plate and the second braking plate are in collision with the bottom wall of the groove of the hob cutter

In summary, the present application includes at least one of the following benefits:

1. this application is through setting up the running-in device, conveniently realizes the running-in test to the hobbing cutter through the running-in device, carries out comprehensive testing to bearing, sealing device and the assembly quality of hobbing cutter to guarantee the reliability of the key performance of hobbing cutter.

2. This application is through setting up actuating mechanism, conveniently provides the power supply for running-in device's work through actuating mechanism to improve the running-in efficiency of running-in device.

3. This application is through setting up arrestment mechanism, conveniently realizes the braking of roller bearing through arrestment mechanism to improve the stability of running-in device.

Drawings

Fig. 1 is a schematic structural diagram of the first embodiment.

Fig. 2 is an exploded view of the first embodiment.

Fig. 3 is a schematic structural diagram of the second embodiment.

Fig. 4 is an exploded view of the second embodiment.

Description of reference numerals:

1. a work table; 2. hobbing cutters; 21. a cutter shaft; 3. a running-in device; 31. a clamping mechanism; 311. a roller; 312. clamping a head; 313. a thimble; 314. a support; 315. mounting a plate; 32. a drive mechanism; 321. a first motor; 322. a belt; 323. a pulley; 324. a second motor; 325. a drive sprocket; 326. a drive sprocket; 327. a drive chain; 33. a brake mechanism; 331. a brake sprocket; 332. a brake chain; 333. a brake cylinder; 334. a first brake plate; 335. a second brake plate; 34. an adjustment mechanism; 341. a slide rail; 342. a slide plate; 343. a screw rod; 344. a first hand wheel; 345. a slider; 346. adjusting the clamp; 347. and adjusting the bolt.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The first embodiment is as follows:

the embodiment of the application discloses anti-well hobbing cutter running-in testboard, refer to fig. 1, including workstation 1, install running-in device 3 on the workstation 1, running-in device 3 includes fixture 31, actuating mechanism 32, arrestment mechanism 33 and

adjustment mechanism

34, 2 rotations of hobbing cutter are installed in fixture 31, the part of arrestment mechanism 33 in to fixture 31 is braked, adjustment mechanism 34 finely tunes the position of actuating mechanism 32, actuating mechanism 32 drive hobbing cutter 2 rotates to carry out the running-in work to hobbing cutter 2.

Referring to fig. 2, the clamping mechanism 31 includes a roller 311, an ejector pin 313 and a support 314, an installation plate 315 is fixedly installed at one end of the workbench 1, the roller 311 is rotatably installed on the installation plate 315, the support 314 is fixedly installed at one end of the workbench 1 far away from the installation plate 315, the ejector pin 313 is slidably installed on the support 314 toward the roller 311, an axis of the ejector pin 313 and an axis of the roller 311 are located on the same straight line, a second hand wheel is rotatably installed at one end of the support 314 far away from the roller 311, the second hand wheel drives the ejector pin 313 to slide on the support 314, a chuck 312 is coaxially installed at one end of the roller 311, a square groove is formed in an end of the chuck 312, an end of the cutter shaft 21 of the hob 2 is square, one end of the cutter shaft 21 is inserted into the chuck 312, and the other end of the cutter shaft abuts against the end of the ejector pin 313.

Referring to fig. 2, the braking mechanism 33 includes a braking sprocket 331 and a braking chain 332, the braking sprocket 331 is fixed coaxially with an end of the roller 311 away from the chuck 312, the braking chain 332 is inserted into the braking sprocket 331, and a portion of the braking chain 332 away from the braking sprocket 331 is fixedly connected to the mounting plate 315. The roller 311 is braked by the brake sprocket 331 and the brake chain 332.

Referring to fig. 2, the adjusting mechanism 34 includes a sliding rail 341, an adjusting clamp 346 and an adjusting bolt 347, the sliding rail 341 is slidably mounted on the workbench 1 below the hob 2, a bottom wall of the sliding rail 341 abuts against an upper end surface of the workbench 1, an axis of the sliding rail 341 is perpendicular to an axis of the hob 2, sliding plates 342 are fixedly mounted on two sides of the sliding rail 341, and a bottom wall of the sliding plate 342 abuts against an upper end surface of the workbench 1. The adjusting clamps 346 are four in number, each adjusting clamp 346 is C-shaped in cross section, one end of each adjusting clamp 346 abuts against the upper end face of the sliding plate 342, the other end of each adjusting clamp 346 is suspended below the workbench 1, four adjusting bolts 347 are arranged and are respectively in threaded fit with one end, away from the sliding plate 342, of each adjusting clamp 346, one end of each adjusting bolt 347 abuts against the lower end face of the workbench 1, and an adjusting pin is slidably mounted at the other end of each adjusting bolt 347. After the sliding rail 341 is slid to a proper position on the workbench 1, one end of the adjusting clamp 346 far from the adjusting bolt 347 abuts against the upper end surface of the sliding plate 342, the adjusting bolt 347 is rotated by pushing the adjusting pin, and one end of the adjusting bolt 347 far from the adjusting bolt is abutted against the lower end surface of the workbench 1, so that the sliding rail 341 is fixed on the workbench 1.

Referring to fig. 2, the adjusting mechanism 34 further includes a screw 343 and a slider 345, the screw 343 is rotatably installed in the slide rail 341, a first hand wheel 344 is coaxially installed at an end of the screw 343, the slider 345 is slidably installed in the slide rail 341 and is in threaded fit with the screw 343, the screw 343 is driven to rotate by rotating the first hand wheel 344, and the screw 343 drives the slider 345 to slide in the slide rail 341.

Referring to fig. 2, the driving mechanism 32 includes a first motor 321, the first motor 321 is fixedly mounted on the sliding block 345, a pulley 323 is coaxially mounted on a driving shaft of the first motor 321, the pulley 323 is connected with a groove formed between two cutter rings of the hob 2 through a belt 322, and the hob 2 is driven to rotate by the first motor 321.

The working principle of the embodiment of the application is as follows: lubricating oil is injected into the cutter shaft 21 through an oil injection hole in the cutter shaft 21 of the hob 2, the hob 2 is installed on the rolling shaft 311, the ejector pin 313 is adjusted, the ejector pin 313 abuts against the end portion, far away from the rolling shaft 311, of the hob 2, the position of the sliding rail 341 on the workbench 1 is adjusted, the sliding rail 341 is moved to a proper position, one end of the adjusting clamp 346 abuts against the upper end face of the sliding plate 342, the adjusting bolt 347 is adjusted, the end portion of the adjusting bolt 347 abuts against the lower end face of the workbench 1, the groove of the hob 2 and the belt wheel 323 are connected through the belt 322, the first hand wheel 344 is rotated, the first motor 321 is slid to a proper position, the belt 322 is tensioned, the rolling shaft 311 does not rotate under the action of the braking chain 332, at the moment, the first motor 321 is started to drive the hob 2 to rotate, and the surface of the cutter shaft 21 and the inner wall of the hob 2 are in running-in fit. The bearing, the sealing device and the assembling quality of the hob 2 are comprehensively detected in the running-in process of the hob 2.

Example two:

the embodiment of the application discloses 2 running-in testboards of anti-well hobbing cutter refers to 3, including workstation 1, installs running-in device 3 on the workstation 1, and running-in device 3 includes clamping machine 31, actuating mechanism 32 and

arrestment mechanism

33, and 2 rotations of hobbing cutter are installed in clamping machine 31, and arrestment mechanism 33 brakes the part in clamping machine 31, and actuating mechanism 32 drive hobbing cutter 2 rotates to carry out the running-in work to hobbing cutter 2.

Referring to fig. 4, the clamping mechanism 31 includes a roller 311, a thimble 313 and a support 314, an installation plate 315 is fixedly installed at one end of the workbench 1, the roller 311 is rotatably installed on the installation plate 315, the support 314 is fixedly installed at one end of the workbench 1 far away from the installation plate 315, the thimble 313 is slidably installed on the support 314 toward the roller 311, an axis of the thimble 313 and an axis of the roller 311 are located on the same straight line, a second hand wheel is rotatably installed at one end of the support 314 far away from the roller 311, the second hand wheel drives the thimble 313 to slide on the support 314, a chuck 312 is coaxially installed at one end of the roller 311, a square groove is formed at an end of the chuck 312, an end of the cutter shaft 21 of the hob 2 is square, one end of the cutter shaft 21 is inserted into the chuck 312, and the other end of the cutter shaft abuts against the end of the thimble 313.

Referring to fig. 3, the driving mechanism 32 includes a second motor 324 and a driving chain 327, the second motor 324 is fixedly installed on the table 1 near the mounting plate 315, a driving sprocket 325 is coaxially installed on a driving shaft of the second motor 324, a driving sprocket 326 is coaxially installed at one end of the roller 311 far from the chuck 312, the driving sprocket 325 and the driving sprocket 326 are connected by the driving chain 327, and the second motor 324 drives the roller 311 to rotate by the driving chain 327.

Referring to fig. 4, the braking mechanism 33 includes a braking cylinder 333, a first braking plate 334 and a second braking plate 335, the braking cylinder 333 is fixedly mounted on the table 1 below the hob 2, the first braking plate 334 and the second braking plate 335 are respectively and fixedly mounted on piston rods at two ends of the braking cylinder 333 in the vertical direction, the hob 2 is located between the first braking plate 334 and the second braking plate 335, side walls of the first braking plate 334 and the second braking plate 335 are abutted against the bottom wall of a groove of the hob 2, the first braking plate 334 and the second braking plate 335 are driven by the braking cylinder 333 to move relative to the hob 2, so that the first braking plate 334 and the second braking plate 335 are separated from the hob 2, the removal of the hob 2 is facilitated, and meanwhile, the first braking plate 334 and the second braking plate 335 are driven by the braking cylinder 333 to move, so that hobs 2 with different sizes can be adapted.

The working principle of the embodiment of the application is as follows: lubricating oil is injected into the cutter shaft 21 through an oil injection hole in the cutter shaft 21 of the hob 2, the hob 2 is installed on the rolling shaft 311, the thimble 313 is adjusted, the thimble 313 abuts against the end part, away from the rolling shaft 311, of the hob 2, the brake cylinder 333 is started, the side walls of the first brake plate 334 and the second brake plate 335 abut against the bottom wall of the groove of the hob 2, the cutter body of the hob 2 is braked, the second motor 324 is started, the second motor 324 drives the rolling shaft 311 to rotate through the drive chain 327, the cutter shaft 21 is driven to rotate by the rolling shaft 311, and therefore running-in action of the surface of the cutter shaft 21 and the inner wall of the cutter body of the hob 2 is achieved. The bearing, the sealing device and the assembling quality of the hob 2 are comprehensively detected in the running-in process of the hob 2.

The above is the preferred embodiment of the present application, and the protection scope of the present application is not limited thereby, so: all equivalent changes in 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 contrary well hobbing cutter (2) running-in testboard, includes workstation (1), install hobbing cutter (2) on workstation (1), its characterized in that: be equipped with running-in device (3) on workstation (1), running-in device (3) are including clamping mechanism (31), actuating mechanism (32) and arrestment mechanism (33), clamping mechanism (31) fixed mounting is on workstation (1), clamping mechanism (31) are including roller bearing (311), roller bearing (311) rotate to be installed on workstation (1), the one end of roller bearing (311) is equipped with dop (312), arbor (21) of hobbing cutter (2) are pegged graft in dop (312), actuating mechanism (32) are installed on workstation (1), actuating mechanism (32) drive hobbing cutter (2) rotate, arrestment mechanism (33) are installed on workstation (1), arrestment mechanism (33) brakes hobbing cutter (2).

2. A raise hob (2) running-in test bench according to claim 1, characterized in that: clamping mechanism (31) still includes thimble (313) and support (314), support (314) fixed mounting is close to dop (312) department on workstation (1), thimble (313) slidable mounting is on support (314), the tip of thimble (313) is contradicted with roller bearing (311) keep away from the one end of dop (312).

3. A raise hob (2) running-in test bench according to claim 1, characterized in that: the driving mechanism (32) comprises a first motor (321), a belt wheel (323) is coaxially installed on a driving shaft of the first motor (321), and the belt wheel (323) is connected with a groove of the hob (2) through a belt (322).

4. A raise hob (2) running-in test bench according to claim 3, characterized in that: the running-in device (3) further comprises an adjusting mechanism (34), the adjusting mechanism (34) comprises a sliding rail (341), a sliding block (345) and a screw rod (343), the sliding rail (341) is slidably mounted on the workbench (1) and located below the hob (2), the screw rod (343) is rotatably mounted in the sliding rail (341), a first hand wheel (344) is coaxially mounted at the end of the screw rod (343), the sliding block (345) is in threaded fit with the screw rod (343), and the first motor (321) is fixedly mounted on the sliding block (345).

5. A raise hob (2) running-in test bench according to claim 4, characterized in that: the adjusting mechanism (34) further comprises a plurality of adjusting clamps (346) and a plurality of adjusting bolts (347), sliding plates (342) are fixedly mounted on two sides of the bottom wall of the sliding rail (341), the cross section of each adjusting clamp (346) is C-shaped, one end of each adjusting clamp (346) is abutted to the upper end face of each sliding plate (342), each adjusting bolt (347) is in threaded fit with one end, far away from each sliding plate (342), of each adjusting clamp (346), and one end of each adjusting bolt (347) is abutted to the bottom wall of the workbench (1).

6. A raise hob (2) running-in test bench according to claim 5, characterized in that: braking mechanism (33) are including braking sprocket (331) and braking chain (332), braking sprocket (331) coaxial arrangement is in roller bearing (311) keep away from the one end of dop (312), the one end of braking chain (332) is around establishing on braking sprocket (331), and other end fixed mounting is on workstation (1).

7. A raise hob (2) running-in test bench according to claim 1, characterized in that: actuating mechanism (32) still include motor two (324) and drive chain (327), motor two (324) fixed mounting is close to roller bearing (311) department on workstation (1), coaxial arrangement has drive sprocket (325) in the drive shaft of motor two (324), the one end coaxial arrangement that dop (312) were kept away from in roller bearing (311) has drive sprocket (326), drive chain (327) are around establishing on drive sprocket (325) and drive sprocket (326).

8. A raise hob (2) running-in test bench according to claim 6, characterized in that: brake mechanism (33) are including brake plate one (334), brake plate two (335) and brake cylinder (333), brake plate one (334) and brake plate two (335) respectively with the piston rod fixed connection of brake cylinder (333), the cylinder body fixed mounting of brake cylinder (333) is on workstation (1), the lateral wall of brake plate one (334) and brake plate two (335) all contradicts with the diapire in hobbing cutter (2) slot.