CN217193033U - Inner hexagonal double offset ring spanner processing equipment - Google Patents

Abstract

The application discloses a processing device of an inner hexagonal double offset ring spanner, which relates to the field of workpiece processing and comprises a base station, the base station is provided with a first bearing seat and a second bearing seat at intervals, the base station is provided with a rotating shaft sleeve, the rotating shaft sleeve sequentially passes through the first bearing seat and the second bearing seat, the rotating shaft sleeve is respectively and rotatably connected with the first bearing seat and the second bearing seat through bearings, an indexing ratchet wheel is coaxially fixed on the rotating shaft sleeve, the base station is provided with a driving component for driving the rotary shaft sleeve to rotate in one direction, the base station is provided with a sliding pawl meshed with the indexing ratchet wheel, the base station is provided with a driving piece for driving the sliding pawl to be close to or far away from the indexing ratchet wheel, the rotating shaft sleeve is internally threaded with a fixed sleeve for fixing a workpiece, and a cutter for processing the workpiece is arranged on one side of the base station, which is positioned on the first bearing seat or the second bearing seat. This application helps improving allen double offset ring spanner's yield.

Description

Inner hexagonal double offset ring spanner processing equipment

Technical Field

The application relates to the field of workpiece machining, in particular to machining equipment for an inner hexagonal double offset ring spanner.

Background

The inner hexagon double offset ring spanner is a common tool in the industrial manufacturing industry.

At present, an inner hexagonal ring spanner is generally processed by a machine tool to an unformed cylindrical workpiece, the workpiece is clamped and fixed by a chuck and then rotated by a cutter to process the end part of the workpiece to form a hexagonal plum blossom shape. In the actual processing process, the worker usually rotates the chuck manually to drive the cylindrical metal piece to rotate, so that the end part of the workpiece is processed to be formed into the inner hexagonal box wrench.

Aiming at the processing mode, the inventor thinks that the control of the rotation angle is not accurate by manually rotating the chuck, so that the processed inner hexagonal ring spanner is easily turned into waste products, namely the yield is lower, and the improvement is provided.

SUMMERY OF THE UTILITY MODEL

In order to improve the yield of allen double offset ring spanner, this application provides an allen double offset ring spanner processing equipment.

The application provides a pair of interior hexagonal box end wrench processing equipment adopts following technical scheme:

an inner hexagonal double offset ring spanner processing device comprises a base platform, wherein a first bearing seat and a second bearing seat are arranged on the base platform at intervals, the base station is provided with a rotating shaft sleeve which sequentially passes through the first bearing seat and the second bearing seat, the rotating shaft sleeve is respectively and rotatably connected with the first bearing seat and the second bearing seat through bearings, an indexing ratchet wheel is coaxially fixed on the rotating shaft sleeve, the base station is provided with a driving component for driving the rotary shaft sleeve to rotate in one direction, the base station is provided with a sliding pawl meshed with the indexing ratchet wheel, the base station is provided with a driving piece for driving the sliding pawl to be close to or far away from the indexing ratchet wheel, the rotating shaft sleeve is internally threaded with a fixed sleeve for fixing a workpiece, and a cutter for processing the workpiece is arranged on one side of the base station, which is positioned on the first bearing seat or the second bearing seat.

By adopting the technical scheme, the workpiece is inserted into the fixed sleeve to be fixed, and then under the high-speed rotation of the cutter, the workpiece is processed, after the processing is finished, the driving component drives the rotating shaft sleeve to rotate, meanwhile, the driving component drives the sliding pawl to ascend, so that the indexing ratchet wheel is separated from the sliding pawl, namely, the indexing ratchet wheel rotates along with the rotating shaft sleeve, then the driving piece drives the sliding pawl to be meshed with the indexing ratchet wheel, as the indexing ratchet wheel rotates a certain angle, namely, the rotating angle of the rotating shaft sleeve is fixed, namely, the workpiece rotates by a fixed angle, then the cutter processes the workpiece again, the operation is repeated, can the required allen box spanner of shaping, utilize this mode to rotate the work piece for the turned angle of work piece is relatively fixed, helps improving the machining precision of work piece, helps improving allen box spanner's yield promptly.

Preferably, one side inner wall that the rotation axle sleeve is close to the cutter is the setting of toper flaring, one side that fixed cover is close to the cutter is provided with toper deformation portion, just toper deformation portion is outstanding slip cover axle setting.

Through adopting above-mentioned technical scheme, in inserting the fixed cover with the work piece, then rotate fixed cover, because fixed cover and rotation axle sleeve threaded connection, consequently fixed cover can be followed one side removal that its length direction kept away from the cutter, and at this moment, toper deformation portion can take place deformation thereupon, and the throat gradually, and then presss from both sides tight work piece, realizes the fastening operation to the work piece.

Preferably, it is provided with the removal seat to slide on the base station, first bearing frame and second bearing frame all set up on removing the seat, be provided with the displacement cylinder on the base station, the piston rod of displacement cylinder is flexible along the direction of being close to or keeping away from the cutter, the piston rod tip of displacement cylinder with remove seat fixed connection.

Through adopting above-mentioned technical scheme, the drive removes the cylinder for remove the seat and be close to or keep away from the cutter, make the work piece be close to or keep away from the cutter, be convenient for staff's installation work piece and dismantle fashioned work piece.

Preferably, the drive assembly is including driving actuating cylinder, drive gear and rack, it sets firmly on removing the seat to drive actuating cylinder, the length direction of the piston rod that drives actuating cylinder is perpendicular with the length direction who rotates the axle sleeve, drive gear passes through one way bearing and connects on the rotation axis sleeve, the piston rod tip and the rack fixed connection that drive actuating cylinder, the rack meshes with drive gear mutually.

Through adopting above-mentioned technical scheme, the drive drives actuating cylinder, drives the rack motion, and then drives drive gear and rotate to drive and rotate the axle sleeve and rotate, because drive gear and rotation adopt one-way bearing to be connected between the axle sleeve, consequently when driving actuating cylinder piston rod and drawing back, rotate the axle sleeve and can not move along with it, only when driving actuating cylinder extension, rotate the axle sleeve and just can drive the rotation of graduation ratchet, and then realize the rotation of the one-way fixed angle of work piece.

Preferably, the driving piece sets up to the slide block, the slide block sets firmly on the rack, run through on the slide block and seted up first groove and the second groove of sliding, the length direction in first groove and the second groove of sliding all is parallel with the length direction of rack, first groove and the second groove of sliding communicate with each other, just be formed with the difference in height between first groove and the second groove of sliding, the inslot cunning that slides of first sliding is provided with the regulation pole, the one end and the slip pawl fixed connection of slide block are kept away from to the regulation pole.

Through adopting above-mentioned technical scheme, when driving actuating cylinder drive rack motion, the slide plate also can move thereupon, adjusts the pole and can do the sliding motion relatively the slide plate this moment, because there is the difference in height in first sliding groove and the second sliding groove, consequently when adjusting the pole and sliding, can drive the anti-elevating movement of slip pawl, and then realize locking and the unclamping to the graduation ratchet.

Preferably, a guide sleeve is fixedly arranged on the moving seat, the sliding pawl is arranged in the guide sleeve in a sliding mode, an avoiding groove is formed in the guide sleeve along the sliding direction of the sliding pawl, and the adjusting rod is arranged in the avoiding groove in a sliding mode.

Through adopting above-mentioned technical scheme, utilize the slip pawl to slide in the uide bushing, play the effect of direction to the slip pawl, help improving the stability of slip pawl when the motion.

Preferably, the base station is provided with a screw rod sliding table, the movable base is arranged on the screw rod sliding table in a sliding mode, the sliding direction of the movable base is perpendicular to that of the screw rod sliding table, and the movable air cylinder is fixedly arranged on the screw rod sliding table.

Through adopting above-mentioned technical scheme, utilize the lead screw slip table, be convenient for adjust the relative position of work piece and cutter, help preventing long-term work back, work piece and cutter relative position emergence deviation.

Preferably, a damper is arranged on one side, close to the cutter, of the screw rod sliding table, and the length direction of the damper is parallel to the moving direction of the moving seat.

Through adopting above-mentioned technical scheme, when removing the seat and moving to cutter one side, utilize the attenuator to play the effect of buffering to removing the seat, help preventing that the work piece from striking the cutter, the damaged condition appears.

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

the driving assembly is utilized to drive the rotating shaft sleeve to rotate in a single direction, meanwhile, the driving piece drives the sliding pawl to be clamped with the indexing ratchet wheel, and the rotating angle of the rotating shaft sleeve is controlled to be one index of the indexing ratchet wheel each time, so that the rotating angle of a workpiece is relatively fixed and stable, and the yield of the inner hexagon ring spanner is improved;

the sliding plate is fixedly connected with the rack, namely the adjusting rod moves relative to the sliding plate while the driving cylinder drives the rack to move, so that the sliding pawl is driven to lift, and the indexing ratchet wheel is locked and loosened;

utilize the lead screw slip table, help adjusting the relative position of work piece and cutter, help preventing when equipment uses the error to appear for a long time, hexagon socket head cap spanner's yield descends.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

FIG. 2 is an exploded view of a portion of the structure of an embodiment of the present application, which primarily embodies the structure of the sliding pawl and the drive assembly;

fig. 3 is a schematic partial structural diagram of an embodiment of the present application, which mainly shows a structure of an avoidance groove.

Reference numerals: 1. a base station; 11. a screw rod sliding table; 111. a damper; 12. a cutter; 2. a movable seat; 21. a support platform; 3. a moving cylinder; 4. a first bearing housing; 5. a second bearing housing; 6. rotating the shaft sleeve; 61. indexing ratchet wheel; 62. fixing a sleeve; 621. a conical deformation section; 7. a drive assembly; 71. a driving cylinder; 72. a drive gear; 73. a rack; 8. a sliding pawl; 9. a drive member; 91. a first sliding groove; 92. a second sliding groove; 10. adjusting a rod; 20. a guide sleeve; 201. avoiding the groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses interior hexagonal box spanner processing equipment.

Referring to fig. 1 and 2, the inner hexagonal ring spanner processing equipment comprises a base table 1, a lead screw sliding table 11 is fixedly installed on the base table 1, a moving seat 2 is connected on the lead screw sliding table 11 in a sliding manner, a moving cylinder 3 is installed on the lead screw sliding table 11, the end part of a piston rod of the moving cylinder 3 is fixedly connected with the moving seat 2, a first bearing seat 4 and a second bearing seat 5 are sequentially installed on the moving seat 2 at intervals, a rotating shaft sleeve 6 is arranged on the moving seat 2, the rotating shaft sleeve 6 sequentially penetrates through the first bearing seat 4 and the second bearing seat 5, the rotating shaft sleeve 6 is respectively and rotatably connected with the first bearing seat 4 and the second bearing seat 5 through bearings, the length direction of the piston rod of the moving cylinder 3 is parallel to the length direction of the rotating shaft sleeve 6, an indexing ratchet 61 is coaxially fixed between the first bearing seat 4 and the second bearing seat 5 on the rotating shaft sleeve 6, a driving assembly 7 for driving the rotating shaft sleeve 6 to rotate unidirectionally is arranged on the moving seat 2, the movable base 2 is provided with a sliding pawl 8 which is lifted and lowered right above the indexing ratchet wheel 61, when the sliding pawl 8 is lowered, the sliding pawl is locked with the indexing ratchet wheel 61 to limit the rotation of the indexing ratchet wheel 61, and when the sliding pawl 8 is lifted, the sliding pawl is separated from the indexing ratchet wheel 61, and at this time, the indexing ratchet wheel 61 can rotate along with the rotating shaft sleeve 6.

Referring to fig. 1 and 2, a driving member 9 for driving a sliding pawl 8 to ascend and descend is arranged on a moving seat 2, a fixing sleeve 62 for fixing a workpiece is connected to the inner thread of a rotating shaft sleeve 6, and a cutter 12 is installed on one side, located on a first bearing seat 4 or a second bearing seat 5, of a base platform 1.

In practice, a workpiece is inserted into the fixing sleeve 62, the end to be machined of the workpiece is supported on the supporting table 21, the workpiece is fixed by the fixing sleeve 62, then the workpiece is machined by the tool 12, after the machining is completed, the driving assembly 7 drives the rotating shaft sleeve 6 to rotate, meanwhile, the driving piece 9 drives the sliding pawl 8 to ascend, so that the indexing ratchet wheel 61 and the sliding pawl 8 are separated, namely, the indexing ratchet wheel 61 rotates along with the rotating shaft sleeve 6, then the driving piece 9 drives the sliding pawl 8 to be meshed with the indexing ratchet wheel 61, because the indexing ratchet wheel 61 rotates by a certain angle, namely, the rotating angle of the rotating shaft sleeve 6 is fixed, namely, the workpiece rotates by a fixed angle, then the tool 12 machines the workpiece again, the operations are repeated, the required inner hexagon ring spanner can be formed, the workpiece is rotated by the method, so that the rotating angle of the workpiece is relatively fixed, the processing precision of the workpiece is improved, and the yield of the inner hexagonal double offset ring spanner is improved.

Referring to fig. 1 and 2, the inner wall of one side of the rotating shaft sleeve 6 close to the cutter 12 is in a conical flaring arrangement, one side of the fixing sleeve 62 close to the cutter 12 is formed with a conical deformation part 621, the conical deformation part 621 is in a protruding sliding sleeve shaft arrangement, an internal thread part is formed on the inner part of one side of the rotating shaft sleeve 6 far away from the cutter 12, an external thread part in threaded connection with the internal thread part is formed on the outer wall of one side of the fixing sleeve 62 far away from the cutter 12, and one end of the fixing sleeve 62 far away from the cutter 12 is fixedly connected with a rotating handle.

In fact, in inserting the fixed cover 62 with the work piece, then the staff rotates fixed cover 62 through rotating the handle, because fixed cover 62 and the 6 threaded connection of rotation axle sleeve, consequently, fixed cover 62 can take place relative motion relative rotation axle sleeve 6, and fixed cover 62 moves along the one side that deviates from cutter 12 promptly, and at this moment, toper deformation portion 621 can take place deformation, carries out the throat motion, and then presss from both sides tight work piece, realizes the fastening operation to the work piece.

Referring to fig. 1 and 2, the driving assembly 7 includes a driving cylinder 71, a driving gear 72 and a rack 73, the driving cylinder 71 is fixedly mounted on the movable base 2, the driving gear 72 is connected to the rotary shaft sleeve 6 through a one-way bearing, the driving gear 72 is located between the indexing ratchet wheel 61 and the second bearing base 5, the rack 73 is horizontally disposed, the rack 73 is meshed with the driving gear 72, a piston rod of the driving cylinder 71 is horizontally disposed and parallel to the length direction of the rotary shaft sleeve 6, and an end of the piston rod of the driving cylinder 71 is fixedly connected to one end of the rack 73.

In practice, the driving cylinder 71 is operated, the driving cylinder 71 drives the rack 73 to move, and then drives the driving gear 72 to rotate, because the driving gear 72 is connected with the rotating shaft sleeve 6 through the one-way bearing, when the piston rod of the driving cylinder 71 extends, the rack 73 drives the driving gear 72 to rotate, and then drives the rotating shaft sleeve 6 to rotate, when the driving cylinder 71 is pulled back, the rack 73 drives the driving gear 72 to rotate, at this moment, the rotating shaft sleeve 6 is not moved, and then the one-way rotation of the rotating shaft sleeve 6 is realized.

Referring to fig. 2 and 3, the driving member 9 is provided as a sliding plate, the sliding plate is fixedly mounted above the rack 73, the sliding plate is provided with a first sliding groove 91 and a second sliding groove 92 along the horizontal direction, the length directions of the first sliding groove 91 and the second sliding groove 92 are both parallel to the length direction of the rack 73, wherein a height difference exists between the first sliding groove 91 and the second sliding groove 92, in this embodiment, the first sliding groove 91 is higher than the second sliding groove 92, and in addition, the first sliding groove 91 is communicated with the second sliding groove 92. The interior sliding movement of first sliding groove 91 has regulation pole 10, the length direction of adjusting pole 10 is parallel with the length direction who rotates axle sleeve 6, the parallel and first sliding groove 91's of sliding direction of regulation pole 10 length direction, the one end and the slip pawl 8 fixed connection of slide block are kept away from to regulation pole 10, it has uide bushing 20 to remove the top fixed mounting that seat 2 is located graduation ratchet 61, uide bushing 20 is vertical setting, wherein, slip pawl 8 slides and connects in uide bushing 20, uide bushing 20 has been seted up near one side of slide block and has been dodged groove 201, be used for dodging regulation pole 10, be convenient for adjust pole 10 and remove along vertical direction.

In practice, when the piston rod of the driving cylinder 71 is in a contracted state, the adjusting rod 10 is located in the first sliding groove 91, the sliding pawl 8 and the indexing ratchet wheel 61 are in a separated state at this time, when the driving cylinder 71 expands and contracts, the adjusting rod 10 slides relative to the sliding plate and gradually slides towards the second sliding groove 92, meanwhile, the indexing ratchet wheel 61 rotates, when the adjusting rod 10 transits from the first sliding groove 91 to the second sliding groove 92, the adjusting rod 10 changes in height, and then the sliding pawl 8 is driven to slide downwards in the guide sleeve 20, and further is meshed with the indexing ratchet wheel 61, so that the indexing ratchet wheel 61 is limited and prevented from rotating. The indexing ratchet wheel 61 is limited and locked under the condition that the rotary shaft sleeve 6 rotates in a single direction.

Referring to fig. 1, a damper 111 is installed on one side of the screw rod sliding table 11, which is located on the bearing platform 21 and is away from the second bearing seat 5, the length direction of the damper 111 is parallel to the movement direction of the movable seat 2, when the movable seat 2 moves towards one side of the tool 12, the bearing platform 21 can abut against the damper 111, the damper 111 is used for buffering the movable seat 2, and the impact force of the movable seat 2 is prevented from acting on the workpiece and the tool 12, so that the damage condition is avoided.

The implementation principle of the internal hexagonal double offset ring spanner processing equipment in the embodiment of the application is as follows: in the actual processing process, firstly, a workpiece is inserted into the fixed sleeve 62, the fixed sleeve 62 is rotated by using a rotating handle, the fixed sleeve 62 is enabled to lock the workpiece, the workpiece is fixed, then the moving cylinder 3 is utilized to drive the moving seat 2 to move towards the cutter 12, the workpiece is enabled to be abutted against the cutter 12, the cutter 12 is operated, the cutting operation of the workpiece is realized under the high-speed rotation of the cutter 12, after the processing is finished, the workpiece is enabled to be far away from the cutter 12 by using the moving cylinder 3, then the driving cylinder 71 is operated, the piston rod of the driving cylinder 71 is enabled to contract and extend, the rotating shaft sleeve 6 is enabled to drive the indexing ratchet wheel 61 to rotate for one indexing, then the moving cylinder 3 is operated to drive the moving seat 2 to be close to the cutter 12 again, the workpiece is enabled to be processed again by the cutter 12, the operation is repeated, the hexagon socket wrench can be formed, and the rotating angle of the workpiece is enabled to be relatively fixed by using the mode, the method is favorable for improving the yield of the inner hexagonal ring spanner.

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

Claims (8)

1. The utility model provides an interior hexagonal box end wrench processing equipment which characterized in that: comprises a base platform (1), a first bearing seat (4) and a second bearing seat (5) are arranged on the base platform (1) at intervals, a rotating shaft sleeve (6) is arranged on the base platform (1), the rotating shaft sleeve (6) sequentially penetrates through the first bearing seat (4) and the second bearing seat (5), the rotating shaft sleeve (6) is respectively and rotatably connected with the first bearing seat (4) and the second bearing seat (5) through bearings, an indexing ratchet (61) is coaxially fixed on the rotating shaft sleeve (6), a driving assembly (7) for driving the rotating shaft sleeve (6) to rotate in one direction is arranged on the base platform (1), a sliding pawl (8) meshed with the indexing ratchet (61) is arranged on the base platform (1), and a driving piece (9) for driving the sliding pawl (8) to be close to or far away from the indexing ratchet (61) is arranged on the base platform (1), the rotary shaft sleeve (6) is connected with a fixed sleeve (62) for fixing a workpiece in an internal thread mode, and a cutter (12) for machining the workpiece is arranged on one side, located on the first bearing seat (4) or the second bearing seat (5), of the base platform (1).

2. The inner hexagonal box wrench machining device according to claim 1, wherein: one side inner wall that rotation axle sleeve (6) are close to cutter (12) is the setting of toper flaring, one side that fixed cover (62) are close to cutter (12) is provided with toper deformation portion (621), just toper deformation portion (621) are outstanding slip cover axle setting.

3. The inner hexagonal ring spanner processing equipment of claim 1, wherein: sliding is provided with on base station (1) and removes seat (2), first bearing frame (4) and second bearing frame (5) all set up on removing seat (2), be provided with on base station (1) and remove cylinder (3), the piston rod that removes cylinder (3) is flexible along the direction of being close to or keeping away from cutter (12), the piston rod tip that removes cylinder (3) with remove seat (2) fixed connection.

4. The inner hexagonal ring spanner processing equipment of claim 1, wherein: drive assembly (7) are including driving actuating cylinder (71), drive gear (72) and rack (73), it sets firmly on removal seat (2) to drive actuating cylinder (71), the length direction of the piston rod of driving actuating cylinder (71) is perpendicular with the length direction who rotates axle sleeve (6), drive gear (72) are connected on rotating axle sleeve (6) through one-way bearing, the piston rod tip and rack (73) fixed connection that drive actuating cylinder (71), rack (73) mesh with drive gear (72) mutually.

5. The inner hexagonal ring spanner processing equipment of claim 4, wherein: the driving piece (9) is arranged to be a sliding plate, the sliding plate is fixedly arranged on a rack (73), a first sliding groove (91) and a second sliding groove (92) are formed in the sliding plate in a penetrating mode, the length directions of the first sliding groove (91) and the second sliding groove (92) are parallel to the length direction of the rack (73), the first sliding groove (91) and the second sliding groove (92) are communicated, a height difference is formed between the first sliding groove (91) and the second sliding groove (92), an adjusting rod (10) is arranged in the first sliding groove (91) in a sliding mode, and one end, far away from the sliding plate, of the adjusting rod (10) is fixedly connected with a sliding pawl (8).

6. The inner hexagonal ring spanner processing equipment of claim 5, wherein: remove and set firmly uide bushing (20) on seat (2), slip pawl (8) slide and set up in uide bushing (20), uide bushing (20) have been seted up along the slip direction of slip pawl (8) and have been dodged groove (201), adjust pole (10) and slide and set up in dodging groove (201).

7. The inner hexagonal box wrench machining device according to claim 3, wherein: be provided with lead screw slip table (11) on base station (1), it slides and sets up on lead screw slip table (11) to remove seat (2), the direction of sliding of removing seat (2) is perpendicular with the direction of sliding of lead screw slip table (11), it sets firmly on lead screw slip table (11) to remove cylinder (3).

8. The inner hexagonal ring spanner processing equipment of claim 7, wherein: the utility model discloses a cutting tool, including lead screw slip table (11), cutter (12), length direction and the removal direction of removal seat (2) of length direction and the length direction of attenuator (111) are parallel.

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