CN115847256A

CN115847256A - Groove grinder for processing hub

Info

Publication number: CN115847256A
Application number: CN202211056896.6A
Authority: CN
Inventors: 陈方日; 陈筱艺; 赵瑜
Original assignee: Wuhu Zhongshen Machinery Manufacturing Co ltd
Current assignee: Wuhu Zhongshen Machinery Manufacturing Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-03-28

Abstract

The invention provides a channel grinding machine for machining a wheel hub, which comprises a workbench, wherein one side of the workbench is provided with a clamping unit, the other side of the workbench is provided with a grinding unit corresponding to the clamping unit, the grinding unit comprises a grinding motor and a mounting disc connected with the output end of the grinding motor, a plurality of groups of sliding blocks are arranged on the mounting disc in a sliding manner, each group of sliding blocks is provided with a grinding box, the grinding boxes are detachably provided with grinding heads, and the plurality of grinding heads perform surrounding grinding on a workpiece in the process that the grinding motor drives the mounting disc to rotate. The hub machining device is simple in structure and convenient to operate, hubs of different sizes can be machined by inflating the clamping air bags in the clamping units, the polishing units slide in the sliding grooves by adopting the sliding blocks, the polishing boxes are arranged on the sliding blocks, the hubs of different sizes can be machined, and the polishing effect is better by arranging a plurality of groups of polishing heads to simultaneously machine and polish the hubs.

Description

Groove grinder for processing hub

Technical Field

The invention belongs to the technical field of hub machining, and particularly relates to a groove grinding machine for machining a hub.

Background

The hub is shown in figure 1, the inner surface of a hub bearing needs to be ground in the machining process, a raceway grinder is mainly used for grinding the inner surface of a bearing inner ring, the grinding of an outer groove and an inner diameter of the bearing also belongs to the inner surface machining, the speed of longitudinal movement of a workbench of a traditional raceway grinder can be adjusted according to different machining requirements when a workpiece is ground, stepless speed change can be achieved, and certain precision requirements are met during reversing, the grinder needs to meet the conditions, hydraulic transmission is adopted for longitudinal reciprocating movement of the grinder, the hydraulic transmission is driven and transversely and rapidly advances and retreats on the workbench of the grinder, namely the traditional raceway grinder has high requirements for equipment precision and a hydraulic system, and accordingly the cost of the whole raceway grinder is high.

Disclosure of Invention

In view of the above technical problems, the present invention provides a groove grinder for processing a hub, which is used to solve the technical problems mentioned in the background art.

In order to achieve the purpose, the technical scheme provided by the invention is as follows: the utility model provides a channel grinding machine that processing wheel hub used, includes the workstation, workstation one side is equipped with presss from both sides tight unit, the workstation opposite side be equipped with press from both sides the corresponding unit of polishing of tight unit, the unit of polishing includes polishing motor and the mounting disc that links to each other with the polishing motor output, it is equipped with the multiunit slider to slide on the mounting disc, every group all be equipped with the case of polishing on the slider, the last head of polishing that can dismantle of the case of polishing is equipped with, and polishing motor drives the mounting disc and rotates the in-process, and a plurality of heads of polishing encircle and polish the work piece.

The further improvement lies in that: the unit of polishing still sets up around supporting the ring including setting up the support ring at the mounting disc middle part, the symmetry is equipped with four group's spouts, every group on the mounting disc all correspond in the spout and slide and have the slider, the slider is equipped with the sleeve by outer one side, it is equipped with the sleeve pipe to slide in the sleeve, the sleeve pipe butt is on the slider that corresponds, the telescopic outside is equipped with aerifys the hole, be sealed setting in the sleeve, aerify or bleed the sleeve, realize the sleeve pipe both way slip in the sleeve to it slides in the spout that corresponds to drive the slider.

The further improvement lies in that: the sleeve is provided with a sealing ring at the joint of the sleeve and the sleeve, one end of the sleeve is arranged in the sleeve, the other end of the sleeve is arranged outside the sleeve and is connected with a corresponding sliding block, and the sleeve arranged in the sleeve is provided with a limiting part.

The further improvement lies in that: and one end of the sliding block, which is far away from the sleeve, is provided with a telescopic sliding rod at the side end, and the other end of the telescopic sliding rod is connected to the supporting ring.

The improved structure of the sliding block is characterized in that gears used for extending out of two ends are arranged in the middle of the sliding block, racks matched with the gears are arranged on two sides of the sliding groove, and when the sliding block moves to a proper position, the gears and the racks are matched for use to play a certain limiting role.

The further improvement lies in that: still include the mobile unit, the mobile unit is including setting up the driving motor in workstation one side, the driving motor output is equipped with the screw rod, the screw rod is including setting up the positive and negative threaded rod at both ends and setting up the connecting rod at the middle part, equal threaded connection has the connecting block on the positive and negative threaded rod, and is two sets of all support on the connecting block and be equipped with the backup pad, be equipped with clamping unit and the unit of polishing in the backup pad respectively.

The further improvement lies in that: the clamping unit comprises a clamping ring, at least three groups of clamping air bags are arranged in the clamping ring, and the clamping air bags are used for adaptively clamping the outer ring of the workpiece in an inflated state.

The further improvement lies in that: and the clamping air bags are provided with a second inflation hole, and the three groups of clamping air bags are inflated, so that the outer rings of workpieces with different sizes are clamped.

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

the hub machining device is simple in structure and convenient to operate, hubs of different sizes can be machined by inflating the clamping air bags in the clamping units, the polishing units slide in the sliding grooves by adopting the sliding blocks, the polishing boxes are arranged on the sliding blocks, the hubs of different sizes can be machined, and the polishing effect is better by arranging a plurality of groups of polishing heads to simultaneously machine and polish the hubs.

Drawings

FIG. 1 is a schematic view of the structure of a product to be processed according to the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic view of a clamping unit according to the present invention;

FIG. 4 is a schematic view of a polishing unit according to the present invention;

FIG. 5 is a schematic view of the internal structure of the sleeve and casing according to the present invention;

FIG. 6 is a schematic view of the connection structure of the sliding blocks according to the present invention;

fig. 7 is a schematic diagram of a mobile unit according to the present invention.

1-a workbench; 2-a clamping unit; 21-a clamping ring; 22-a clamping balloon; 23-inflation hole two; 3-a polishing unit; 31-grinding the motor; 32-mounting a disc; 33-a slide block; 34-grinding box; 35-polishing head; 36-a support ring; 37-a chute; 38-a sleeve; 39-a sleeve; 310-an inflation hole; 311-a limit stop; 312-telescoping slide bar; 313-gear; 314-a rack; 4-a mobile unit; 41-driving motor; 42-screw rod; 421-positive and negative threaded rod; 422-connecting rod; 43-connecting block; 44-support plate.

Detailed description of the preferred embodiments

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "page", "bottom", "inner", "outer", "clockwise", "counterclockwise", "coaxial", "bottom", "one end", "top", "other end", "one side", "front", "both ends", "both sides", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," "provided," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Referring to fig. 1-7, wherein, fig. 1 is a schematic diagram of a structure of a product processed in this embodiment, this embodiment provides a channel grinding machine for processing a wheel hub in fig. 1, which includes a workbench 1, a clamping unit 2 is disposed on one side of the workbench 1, a grinding unit 3 corresponding to the clamping unit 2 is disposed on the other side of the workbench 1, the grinding unit 3 includes a grinding motor 31 and a mounting disc 32 connected to an output end of the grinding motor 31, a plurality of sets of sliders 33 are slidably disposed on the mounting disc 32, a grinding box 34 is disposed on each set of sliders 33, a grinding head 35 is detachably disposed on the grinding box 34, the grinding motor 31 drives the mounting disc 32 to rotate, and the plurality of grinding heads 35 perform surrounding grinding on a workpiece.

Wherein, the unit 3 of polishing is still including setting up the support ring 36 at mounting disc 32 middle part, encircle support ring 36 and set up, 32 symmetry is equipped with four groups of spouts 37 on the mounting disc, it has slider 33 all to correspond to slide in every group spout 37, slider 33 leans on outer one side to be equipped with sleeve 38, it is equipped with sleeve 39 to slide in the sleeve 38, sleeve 39 butt is on the slider 33 that corresponds, the outside of sleeve 38 is equipped with gas charging hole 310, be sealed setting in the sleeve 38, aerify or bleed sleeve 38, realize sleeve 39 both-way slip in sleeve 38, thereby it slides in the spout 37 that corresponds to drive slider 33, thereby the realization is polished not unidimensional wheel hub bearing.

Wherein, the joint of the sleeve 38 and the sleeve 39 is provided with a sealing ring, one end of the sleeve 39 is arranged in the sleeve 38, the other end of the sleeve 39 is arranged outside the sleeve 38 and is connected with the corresponding slide block 33, wherein, the sleeve 39 arranged in the sleeve 38 is provided with a limiting piece 311, which prevents the sleeve 39 from being blown out of the sleeve 38 (i.e. the sleeve 39 and the sleeve 38 are separated) in the inflation process.

The connection stability of the sliding block 33 is further improved, and a telescopic sliding rod 312 is arranged at one end far away from the sleeve 39, and the other end of the telescopic sliding rod 312 is connected to the supporting ring 36.

Wherein, the middle part of slider 33 is equipped with the gear 313 that is used for stretching out both ends, and is equipped with the rack 314 with gear 313 looks adaptation in the spout 37 both sides, and when slider 33 moved to suitable position, the cooperation of gear 313 and rack 314 was used and is played certain limiting displacement, and wherein, gear 313 sets up inside slider 33 through the pivot to guarantee the transmission stability at gear 313 and rack 314.

This embodiment still includes mobile unit 4, mobile unit 4 is including setting up driving motor 41 in 1 one side of workstation, driving motor 41 output is equipped with screw rod 42, screw rod 42 is including setting up at the positive and negative threaded rod 421 at both ends and setting up the connecting rod 422 at the middle part, equal threaded connection has connecting block 43 on the positive and negative threaded rod 421, it is equipped with backup pad 44 all to support on two sets of connecting block 43, be equipped with clamping unit 2 and the unit 3 of polishing on the backup pad 44 respectively, through positive rotation driving motor 41, two sets of connecting block 43 drive two sets of backup pads 44 and carry out the phase displacement, remove behind the suitable position, the process of polishing begins, the completion of polishing back, reversible driving motor 41, remove two sets of backup pads 44 to the initial position.

The clamping unit 2 provided by the embodiment comprises a clamping ring 21, at least three groups of clamping airbags 22 are arranged in the clamping ring 21, the clamping airbags 22 are used for adaptively clamping the outer ring of the workpiece in an inflated state, two inflation holes 23 are formed in the clamping airbags 22, and the three groups of clamping airbags 22 are inflated, so that the outer rings of workpieces with different sizes are clamped.

The above-mentioned embodiments only express a certain implementation mode of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which shall fall within the protective scope of the invention; therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a groove grinder that processing wheel hub used, includes workstation (1), its characterized in that: workstation (1) one side is equipped with and presss from both sides tight unit (2), workstation (1) opposite side be equipped with press from both sides the corresponding unit (3) of polishing of tight unit (2), polish unit (3) including grinding motor (31) and with mounting disc (32) that grinding motor (31) output links to each other, it is equipped with multiunit slider (33) to slide on mounting disc (32), every group all be equipped with on slider (33) and polish case (34), can dismantle on polishing case (34) and be equipped with and polish head (35), polish motor (31) drive mounting disc (32) and rotate the in-process, and a plurality of polish heads (35) are polished around the work piece.

2. A raceway grinding machine for machining hubs according to claim 1, wherein: polishing unit (3) is still including setting up support ring (36) at mounting disc (32) middle part, encircles support ring (36) and sets up, the symmetry is equipped with four group spout (37) on mounting disc (32), every group it has slider (33) all to correspond to slide in spout (37), slider (33) lean on outer one side to be equipped with sleeve (38), it is equipped with sleeve pipe (39) to slide in sleeve (38), sleeve pipe (39) butt is on slider (33) that correspond, the outside of sleeve (38) is equipped with aerifys hole (310), be sealed setting in sleeve (38), aerify or bleed sleeve (38), realize sleeve pipe (39) two-way slip in sleeve (38) to it slides in spout (37) that correspond to drive slider (33).

3. A raceway grinding machine for machining hubs according to claim 2, wherein: the connecting part of the sleeve (38) and the sleeve (39) is provided with a sealing ring, one end of the sleeve (39) is arranged in the sleeve (38), the other end of the sleeve (39) is arranged outside the sleeve (38) and is connected with the corresponding sliding block (33), and the sleeve (39) arranged in the sleeve (38) is provided with a limiting piece (311).

4. A raceway grinding machine for machining hubs according to claim 2, wherein: and one end far away from the sleeve (39), a telescopic sliding rod (312) is arranged at the side end of the sliding block (33), and the other end of the telescopic sliding rod (312) is connected to the supporting ring (36).

5. A raceway grinding machine for machining hubs as claimed in claim 2, wherein: the middle of the sliding block (33) is provided with a gear (313), racks (314) matched with the gear (313) are arranged on two sides of the sliding groove (37), and when the sliding block (33) moves to a proper position, the gear (313) and the racks (314) are matched for use to play a certain limiting role.

6. A raceway grinding machine for machining hubs according to claim 1, wherein: still include mobile unit (4), mobile unit (4) are including setting up driving motor (41) in workstation (1) one side, driving motor (41) output is equipped with screw rod (42), screw rod (42) are including setting up positive and negative threaded rod (421) at both ends and setting up connecting rod (422) at the middle part, equal threaded connection has connecting block (43), two sets of on positive and negative threaded rod (421) all support on connecting block (43) and be equipped with backup pad (44), be equipped with respectively on backup pad (44) and press from both sides tight unit (2) and polish unit (3).

7. A raceway grinding machine for machining hubs as claimed in claim 1, wherein: the clamping unit (2) comprises a clamping ring (21), at least three groups of clamping air bags (32) are arranged in the clamping ring (21), and the clamping air bags (32) are used for adaptively clamping the outer ring of the workpiece in an inflated state.

8. A raceway grinding machine for machining hubs according to claim 7, wherein: and the clamping air bags (32) are provided with second inflation holes (33), and the three groups of clamping air bags (32) are inflated through the second inflation holes (33), so that the outer rings of workpieces with different sizes are clamped.