CN215615248U - Parallel hinge hole processingequipment of hydraulic support structure - Google Patents

Abstract

The utility model discloses a hydraulic support structure parallel hinge hole machining device which comprises a workbench, a base connected to one side of the workbench in parallel, a fixing device arranged at the top of the workbench and used for fixing a workpiece to be machined, and a power part connected to the base in a sliding manner. The fixing device fixes the workpiece to be machined on the workbench, the two groups of power parts can be adjusted in position under the action of the corresponding power displacement mechanisms, adjustment of different center distances can be achieved, the power locking device locks and fixes the workpiece to the base after the position is determined, and the power parts drive the boring rods connected with the power locking device to conduct boring operation, so that simultaneous machining of hinge holes with different center distances is achieved.

Description

Parallel hinge hole processingequipment of hydraulic support structure

Technical Field

The utility model belongs to the field of hydraulic support structural part processing equipment, and particularly relates to a hydraulic support structural part parallel hinge hole processing device.

Background

The processing method of the parallel hinge hole of the existing hydraulic support structural part is as follows: and marking off by a fitter, clamping the workpiece on a large boring machine workbench, and moving the workbench to process another hinge hole after a side hole is processed by using a boring cutter. In the clamping process, a positioning block needs to be installed on the workbench to ensure that the machining hinge hole is perpendicular to the center of the workpiece, and meanwhile, the axial force applied to the workpiece when the boring cutter is fed can be eliminated. After the workpiece is clamped, the spindle box needs to be moved up and down and left and right, the centers of the spindle and the boring cutter are ensured to be coaxial with the center of the hinge hole to be machined, and after clamping and alignment are completed, boring operation can be started. During specific operation, firstly scribing is needed, then the boring machine is clamped on a boring machine workbench, and during clamping, center line leveling is needed, and meanwhile, a positioning block is installed on the workbench and then the side face of a workpiece is leveled, so that the hole to be machined is perpendicular to the workpiece. After the workpiece is installed, the upper main shaft, the lower main shaft, the left main shaft and the right main shaft need to be adjusted, the center of the first hinge hole is aligned for machining, the workbench is moved according to the center distance between the two holes after machining is completed, the other side hole is machined, the clamping process is slow in the machining mode, the alignment process is complex, machining efficiency is low, and meanwhile machining quality of parallel hinge machining of batch structural parts cannot be guaranteed.

Accordingly, further developments and improvements are still needed in the art.

SUMMERY OF THE UTILITY MODEL

Aiming at various defects in the prior art, in order to solve the problems, a device for processing the parallel hinge holes of the structural member of the hydraulic support is provided, and the following technical scheme is provided:

the utility model provides a parallel hinge hole processingequipment of hydraulic support structure, which comprises a workbench, parallel connection is in the base of workstation one side, set up the fixing device who is used for the fixed work piece of treating in the workstation top, sliding connection is in the power portion on the base, it is used for driving the power displacement mechanism of power portion along base axial displacement to be provided with respectively to correspond the power portion, a power locking device for being fixed in the power portion on the base, the power portion is provided with two sets ofly along the base axial side by side, the side end face that the output of power portion corresponds to treating on the workstation and treats the work piece is connected with the boring bar.

Furthermore, the power part comprises a fixed seat, a shield arranged on the fixed seat, a feed screw arranged in the shield, a main shaft arranged on the shield and parallel to the feed screw, a main shaft motor arranged on the shield and connected with the main shaft, a feed connecting block arranged on the feed screw and connected with the main shaft, and a feed motor arranged on the shield and connected with the feed screw, wherein bearings are arranged at two ends of the shield corresponding to the main shaft, and the boring rod is connected to one end of the main shaft, which is far away from the main shaft motor.

Further, the top of base corresponds power displacement mechanism and is provided with the mounting groove, and power displacement mechanism is including setting up the lead screw in the mounting groove, set up in base one end and the servo motor who is connected with the lead screw transmission, and the lead screw passes the fixing base and with fixing base threaded connection, is provided with two guide rails and two guide rails along axial direction parallel on the base and is located the both sides of mounting groove respectively, and the bottom of fixing base corresponds two guide rails and is provided with two matched with grooves of sliding respectively.

Preferably, the longitudinal cross-sectional shapes of the two guide rails are respectively triangular and rectangular.

Further, the power locking device comprises two groups of locking assemblies symmetrically arranged on two sides of the fixing seat, each locking assembly comprises a fixing plate and a first fixing bolt, the fixing plates are arranged in the mounting grooves and provided with first threaded holes corresponding to the first fixing bolts, the side ends of the fixing seat are provided with first bolt holes corresponding to the first fixing bolts, and the first fixing bolts penetrate through the first bolt holes and are in threaded connection with the first bolt holes and then abut against the mounting grooves.

Further, the fixing device comprises a bottom plate which is connected to the top of the workbench and used for placing the workpiece to be machined, a workpiece fixing plate which is arranged at the top of the workpiece to be machined, and a second fixing bolt which is arranged on the side face of the workpiece, wherein a second bolt hole is formed in the workpiece fixing plate corresponding to the second fixing bolt, a first fixing nut is arranged on the second fixing bolt in a matched mode, two inverted T-shaped sliding grooves are formed in the top of the workbench corresponding to the two second fixing bolts in parallel, the head portion of the second fixing bolt is connected to the inner bottom of the inverted T-shaped sliding grooves in a clamped mode, and the screw portion of the second fixing bolt penetrates through the second bolt hole upwards and then is in threaded connection with the first fixing nut.

Further, a first positioning assembly used for positioning the placing position of the workpiece to be machined on the bottom plate is arranged on the bottom plate.

Further, the first positioning assembly comprises an axial positioning plate used for positioning the axial placement position of the workpiece to be machined and a longitudinal positioning block used for positioning the longitudinal placement position of the bottom plate, the axial positioning plate is positioned at the top of the bottom plate and is arranged on one side far away from the power portion, and the longitudinal positioning block is arranged at the top of one end of the bottom plate.

Furthermore, the top of the bottom plate is detachably connected with an adjusting base plate for adjusting the height position of the axle center of the workpiece to be machined.

Further, the bottom plate can be dismantled and connect in the top of workstation, the both ends of bottom plate all are connected with two sets of third fixing bolt and second fixation nut, the bottom plate tip corresponds third fixing bolt and is provided with the third bolt hole, the head joint of third fixing bolt is in the type of falling T spout, the screw rod portion of third fixing bolt upwards pass behind the third bolt hole with second fixation nut threaded connection, the one end bottom of bottom plate is provided with the bottom locating piece, the top of workstation corresponds the bottom locating piece and is provided with the location spout, bottom locating piece sliding connection is in the location spout.

In summary, compared with the prior art, the utility model has the following beneficial effects:

(1) the parallel hinge hole machining device for the hydraulic support structural part is characterized in that a workpiece to be machined is fixed on a workbench through a fixing device, positions of the two groups of power parts are respectively adjusted through power displacement mechanisms corresponding to the two groups of power parts arranged on one side of the workpiece to be machined, different center distances can be adjusted, the two groups of power parts are locked and fixed on a base through corresponding power locking devices after the positions are determined, a boring rod connected with the power parts is driven to bore holes through the power parts, simultaneous machining of hinge holes with different center distances is achieved, and machining efficiency and machining quality are improved.

(2) The axial positioning plate and the longitudinal positioning block are arranged on the bottom plate, the axial and longitudinal quick positioning of a workpiece to be machined is realized through the adjusting base plate, the determination of the center height of the workpiece to be machined is realized through the adjusting base plate, the adjustment in the vertical direction of the power part is not adopted, during batch boring, the adjusting base plates with different thicknesses are selected according to the center height of the hinge hole of the workpiece, the distance of the power part of 2 groups of adjustment of the first part is consistent with the center hole of the hinge hole, every time of alignment is not needed, and the quality and the machining efficiency of the center size of the boring are improved.

(3) The problem that the main shaft needs to be adjusted up and down and left and right during boring is solved, the left and right adjustment of the center distance is carried out only after the center distance is determined by a first piece, the height of the upper center and the lower center is guaranteed by adopting the adjusting base plate, the assembly line operation can be realized, the complexity of equipment is reduced, the operation stability of the equipment is improved, and the difficulty of maintenance is reduced.

Drawings

Fig. 1 is a schematic structural view of a device for machining parallel hinge holes of a structural member of a hydraulic bracket according to embodiment 1 of the present invention;

fig. 2 is an exploded view of a device for machining parallel hinge holes of a structural member of a hydraulic bracket according to embodiment 1 of the present invention;

in the drawings: 100. a work table; 110. an inverted T-shaped chute; 120. positioning the chute; 200. a base; 210. mounting grooves; 220. a guide rail; 300. a workpiece to be processed; 400. a power section; 410. a fixed seat; 420. a shield; 430. a feed screw; 440. a main shaft; 450. a spindle motor; 460. feeding a connecting block; 470. a feed motor; 500. a dynamic displacement mechanism; 510. a screw rod; 520. a servo motor; 600. a power locking device; 610. a fixing plate; 620. a first fixing bolt; 700. a fixing device; 710. a base plate; 720. a workpiece fixing plate; 730. a second fixing bolt; 740. a first fixing nut; 810. an axial positioning plate; 820. longitudinal positioning blocks; 830. adjusting the base plate; 910. a third fixing bolt; 920. a second fixing nut; 930. and a bottom positioning block.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following description is given for clear and complete description of the technical solution of the present invention with reference to the embodiments of the present invention, and other similar embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present application shall fall within the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.

Detailed description of the preferred embodiment 1

As shown in fig. 1-2, a hydraulic support structure parallel hinge hole processing apparatus includes a workbench 100, a base 200 connected in parallel to one side of the workbench 100, a fixing device 700 disposed at the top of the workbench 100 for fixing a workpiece 300 to be processed, and a power portion 400 slidably connected to the base 200, wherein a power displacement mechanism 500 for driving the power portion 400 to move axially along the base 200 and a power locking device 600 for fixing the power portion 400 to the base 200 are respectively disposed corresponding to the power portion 400, two sets of power portions 400 are disposed in parallel axially along the base 200, and a boring bar is connected to an output end of the power portion 400 corresponding to a side end face of the workpiece 300 to be processed on the workbench 100. The parallel hinge hole machining device for the structural part of the hydraulic support is characterized in that workpieces 300 to be machined are fixed on a workbench 100 through a fixing device 700, positions of the two groups of power parts 400 are respectively adjusted through power displacement mechanisms 500 corresponding to the two groups of power parts 400 arranged on one sides of the workpieces 300 to be machined, different center distances can be adjusted, the two groups of power parts are locked and fixed on a base 200 through corresponding power locking devices 600 after the positions are determined, boring rods connected with the power parts 400 are driven to conduct boring operation through the power parts 400, simultaneous machining of hinge holes with different center distances is achieved, and machining efficiency and machining quality are improved.

Further, the power unit 400 includes a fixing base 410, a shield 420 disposed on the fixing base 410, a feed screw 430 disposed in the shield 420, a spindle 440 disposed on the shield 420 and parallel to the feed screw 430, a spindle motor 450 disposed on the shield 420 and connected to the spindle 440, a feed connection block 460 disposed on the feed screw 430 and connected to the spindle 440, and a feed motor 470 disposed on the shield 420 and connected to the feed screw 430, wherein the feed motor 470 drives the feed screw 430 to rotate, drives the feed connection block 460 connected to the feed screw 430 to move back and forth, and pushes the spindle 440 to move back and forth, thereby realizing feeding of the boring hole. Both ends of the shield 420 are provided with bearings corresponding to the main shaft 440, and a boring bar is coupled to one end of the main shaft 440 remote from the main shaft motor 450. The two power parts 400 can be quickly positioned by the two groups of screw rods 510 and the feeding motor 470, and the adjustment is not needed in the batch processing process after the positioning, so that the processing quality of the center distance is ensured. In this embodiment, the groove of the mounting groove 210 is an inverted T-shaped groove.

Specifically, the shield 420 is fixed to the fixing base 410 by a bottom positioning key and a bolt. The boring bar and the main shaft 440 are mounted in a spigot type manner, an inner concave spigot is arranged on the end surface of the main shaft 440, an outer convex cylinder is arranged on the mounting surface of the boring bar and matched with the spigot of the main shaft 440, grooves are formed in the end surface of the main shaft 440 and the mounting surface of the boring bar, and fixing blocks are mounted in the grooves and used for force transmission between the boring bar and the main shaft 440. The distance between the two bearings is not less than 500mm to avoid causing the main shaft 440 to vibrate during boring.

Further, the top of the base 200 is provided with a mounting groove 210 corresponding to the dynamic displacement mechanism 500, the dynamic displacement mechanism 500 includes a screw 510 disposed in the mounting groove 210, and a servo motor 520 disposed at one end of the base 200 and in transmission connection with the screw 510, the screw 510 passes through the fixing base 410 and is in threaded connection with the fixing base 410, two guide rails 220 are disposed on the base 200 in parallel along the axial direction, the two guide rails 220 are respectively located at two sides of the mounting groove 210, two sliding grooves matched with each other are respectively disposed at the bottom of the fixing base 410 corresponding to the two guide rails 220, the fixing base 410 is in sliding connection with the base 200 through the matching of the two sliding grooves at the bottom and the two guide rails 220, and the stability and the linearity of the movement of the fixing base 410 are improved.

Specifically, the center and the end of the mounting groove 210 are provided with screw rod 510 holders 410 corresponding to the screw rods 510, the two ends of the screw rods 510 are respectively rotatably connected to the two screw rod 510 holders 410, and one end of the screw rod 510 penetrates through the screw rod 510 holder 410 at the end of the mounting groove 210 and is connected to the output shaft of the servo motor 520 through a coupling.

Preferably, the longitudinal cross-sectional shapes of the two guide rails 220 are respectively triangular and rectangular, so that the moving stability and linearity of the fixing seat 410 are further improved.

Further, the power locking device 600 includes two sets of locking assemblies symmetrically disposed on two sides of the fixing base 410, each locking assembly includes a fixing plate 610 and a first fixing bolt 620, the fixing plate 610 is disposed in the mounting groove 210 and a first screw hole is disposed on the fixing plate 610 corresponding to the first fixing bolt 620, a first bolt hole is disposed at a side end of the fixing base 410 corresponding to the first fixing bolt 620, and the first fixing bolt 620 passes through the first bolt hole and is in threaded connection with the first bolt hole, and then abuts against the inside of the mounting groove 210.

Further, the fixing device 700 includes a bottom plate 710 connected to the top of the workbench 100 and used for placing the workpiece 300 to be machined, a workpiece fixing plate 720 arranged at the top of the workpiece 300 to be machined, a second fixing bolt 730 arranged on the side surface of the workpiece, a second bolt hole arranged on the workpiece fixing plate 720 corresponding to the second fixing bolt 730, a first fixing nut 740 arranged on the second fixing bolt 730 in a matching manner, two inverted T-shaped chutes 110 arranged on the top of the workbench 100 corresponding to the two second fixing bolts 730 in parallel, the head of the second fixing bolt 730 connected to the inner bottom of the inverted T-shaped chute 110 in a clamping manner, and the screw portion of the second fixing bolt 730 upwards passing through the second bolt hole and then connected to the first fixing nut 740 in a threaded manner.

Further, a first positioning assembly for positioning the position of the workpiece 300 to be processed on the bottom plate 710 is disposed on the bottom plate 710.

Further, the first positioning component comprises an axial positioning plate 810 for positioning the axial placement position of the workpiece 300 to be machined, the axial positioning plate 810 is located at the top of the bottom plate 710 and is arranged at one side far away from the power portion 400, and the side surface of the workpiece 300 to be machined abuts against the axial positioning plate 810, so that the axial force applied to the workpiece 300 to be machined by the power portion 400 and the boring bar during boring can be offset while positioning is achieved, and the workpiece 300 to be machined is prevented from moving outwards. The first positioning assembly further comprises a longitudinal positioning block 820 for positioning the longitudinally placed position of the base plate 710, and the longitudinal positioning block 820 is arranged at the top of one end of the base plate 710 to realize longitudinal positioning of the member 300 to be machined. Specifically, the longitudinal positioning block 820 is disposed at the top center of one end of the base plate 710. The axial positioning plate 810 and the longitudinal positioning plate 820 may be fixedly welded to the base plate 710, or may be adjustably fixed by bolts or the like to change positions. In this embodiment, two axial positioning plates 810 are provided, and the two axial positioning plates 810 are arranged in parallel along the axial direction of the bottom plate 710. The axial positioning plate 810 and the longitudinal positioning block 820 are used for realizing the axial and longitudinal rapid positioning of the workpiece 300 to be machined, realizing the rapid clamping of the workpiece 300 to be machined, and solving the problems of low clamping speed and low efficiency of the workpiece 300 to be machined.

Further, an adjusting base plate 830 for adjusting the height position of the axis of the workpiece 300 to be processed is detachably connected to the top of the bottom plate 710. According to the height of the axle center of different workpieces 300 to be processed, the thickness of the adjusting base plate 830 is calculated, and the adjusting base plate is fixed on the bottom plate 710 by using the socket head cap screws, so that the height of the center of the workpiece 300 to be processed is determined, and the adjustment in the vertical direction of the power part 400 is not adopted any more. When batch processing is carried out, the thickness of the adjusting base plate 830 is determined only when the first piece is processed, and after the center height of the piece 300 to be processed is determined, the height of the power part 400 is not adjusted any more, so that the processing efficiency and the processing quality of batch pieces are improved.

In this embodiment, three adjusting shim plates 830 are provided, and each adjusting shim plate 830 is axially and uniformly arranged along the placing position of the workpiece to be processed.

Further, the bottom plate 710 is detachably connected to the top of the workbench 100, two ends of the bottom plate 710 are connected with two sets of third fixing bolts 910 and second fixing nuts 920, a third bolt hole is formed in the end portion of the bottom plate 710 corresponding to the third fixing bolt 910, the head portion of the third fixing bolt 910 is clamped in the inverted T-shaped chute 110, the screw portion of the third fixing bolt 910 upwards penetrates through the third bolt hole and then is in threaded connection with the second fixing nut 920, a bottom positioning block 930 is arranged at the bottom of one end of the bottom plate 710, a positioning chute 120 is formed in the top of the workbench 100 corresponding to the bottom positioning block 930, and the bottom positioning block 930 is slidably connected in the positioning chute 120. In this embodiment, the groove of the positioning sliding groove 120 is an inverted T-shaped groove.

When the adjustable base plate 830 is used, the thickness of the adjustable base plate 830 is determined and changed according to the center height and the center distance of a workpiece to be processed, and then the adjustable base plate 830 is fixed on the base plate 710; the positions of the two sets of power units 400 are calculated by adjusting the placement positions of the fixed base plates 710, the installation positions of the power units 400 are adjusted by the power unit 400 displacement mechanism, and the power units 400 are locked by the power unit 400 locking mechanism. The workpiece 300 to be machined is placed on the bottom plate 710 so as to be only supported by the axial fixing block and the longitudinal fixing block, and then the workpiece fixing plate 720 presses the workpiece 300 to be machined on the bottom plate 710. By turning on the spindle motor 450 to rotate the spindle 440, the feed motor 470 is turned on to rotate the feed screw 430, which drives the feed connection block 460 to move, thereby realizing the cutting feed operation.

The present invention has been described in detail, and it should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

Claims (10)

1. The utility model provides a parallel hinge hole processingequipment of hydraulic support structure which characterized in that: the automatic boring machine comprises a workbench, a base, a fixing device and a power part, wherein the base is connected to one side of the workbench in parallel, the fixing device is arranged at the top of the workbench and used for fixing a workpiece to be machined, the power part is connected to the base in a sliding mode, a power displacement mechanism used for driving the power part to move along the axial direction of the base and a power locking device used for fixing the power part to the base are arranged on the corresponding power part respectively, the power part is arranged in parallel along the axial direction of the base, and the side end face, corresponding to the workpiece to be machined, of the output end of the power part is connected with a boring rod.

2. The device for processing the parallel hinge holes of the structural member of the hydraulic support according to claim 1, wherein: the power part comprises a fixed seat, a protective cover arranged on the fixed seat, a feed screw arranged in the protective cover, a main shaft arranged on the protective cover and parallel to the feed screw, a main shaft motor arranged on the protective cover and connected with the main shaft, a feed connecting block arranged on the feed screw and connected with the main shaft, and a feed motor arranged on the protective cover and connected with the feed screw, wherein bearings are arranged at two ends of the protective cover corresponding to the main shaft, and a boring rod is connected to one end of the main shaft, which is far away from the main shaft motor.

3. The device for machining the parallel hinge holes of the structural member of the hydraulic support according to claim 2, wherein: the top of base corresponds power displacement mechanism and is provided with the mounting groove, and power displacement mechanism is including setting up lead screw in the mounting groove, setting up in base one end and the servo motor who is connected with the lead screw transmission, and the lead screw passes the fixing base and with fixing base threaded connection, has two guide rails and are located the both sides of mounting groove respectively along axial direction parallel arrangement on the base, and the bottom of fixing base corresponds two guide rails and is provided with two matched with grooves of sliding respectively.

4. The device for machining the parallel hinge holes of the structural member of the hydraulic support according to claim 3, wherein: the longitudinal section shapes of the two guide rails are respectively triangular and rectangular.

5. The device for machining the parallel hinge holes of the structural member of the hydraulic support according to claim 3, wherein: the power locking device comprises two groups of locking assemblies symmetrically arranged on two sides of the fixing seat, each locking assembly comprises a fixing plate and a first fixing bolt, the fixing plates are arranged in the mounting grooves, first threaded holes are formed in the fixing plates corresponding to the first fixing bolts, first bolt holes are formed in the side ends of the fixing seat corresponding to the first fixing bolts, and the first fixing bolts penetrate through the first bolt holes and are in threaded connection with the first bolt holes and then abut against the mounting grooves.

6. The device for processing the parallel hinge holes of the structural member of the hydraulic support according to claim 1, wherein: the fixing device comprises a bottom plate which is connected to the top of the workbench and used for placing a workpiece to be machined, a workpiece fixing plate which is arranged at the top of the workpiece to be machined, and a second fixing bolt which is arranged on the side face of the workpiece, wherein a second bolt hole is formed in the workpiece fixing plate corresponding to the second fixing bolt, a first fixing nut is arranged on the second fixing bolt in a matched mode, two inverted T-shaped sliding grooves are formed in the top of the workbench corresponding to the two second fixing bolts in parallel, the head portion of each second fixing bolt is connected to the inner bottom of the corresponding inverted T-shaped sliding groove in a clamped mode, and the screw bottom portion of each second fixing bolt penetrates through the corresponding second bolt hole upwards and then is in threaded connection with the corresponding first fixing nut.

7. The device for machining the parallel hinge holes of the structural member of the hydraulic support according to claim 6, wherein: the bottom plate is provided with a first positioning assembly used for positioning the placing position of the workpiece to be processed on the bottom plate.

8. The device for machining the parallel hinge holes of the structural member of the hydraulic support according to claim 7, wherein: the first positioning assembly comprises an axial positioning plate used for positioning the axial placement position of the workpiece to be machined and a longitudinal positioning block used for positioning the longitudinal placement position of the bottom plate, the axial positioning plate is positioned at the top of the bottom plate and is arranged on one side far away from the power part, and the longitudinal positioning block is arranged at the top of one end of the bottom plate.

9. The device for machining the parallel hinge holes of the structural part of the hydraulic support according to claim 6, wherein an adjusting base plate for adjusting the height position of the axis of a workpiece to be machined is detachably connected to the top of the bottom plate.

10. The device for machining the parallel hinge hole of the structural member of the hydraulic support according to claim 6, wherein the bottom plate is detachably connected to the top of the workbench, two sets of third fixing bolts and second fixing nuts are connected to both ends of the bottom plate, third bolt holes are formed in the end portion of the bottom plate corresponding to the third fixing bolts, the heads of the third fixing bolts are clamped in the inverted T-shaped sliding grooves, the screw portions of the third fixing bolts penetrate upwards through the third bolt holes and then are in threaded connection with the second fixing nuts, a bottom positioning block is arranged at the bottom of one end of the bottom plate, a positioning sliding groove is formed in the top of the workbench corresponding to the bottom positioning block, and the bottom positioning block is slidably connected in the positioning sliding groove.

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