Auxiliary workbench for hob grinding

Abstract

The utility model discloses an auxiliary workbench for hob grinding, which relates to the technical field of hob machining and comprises a hollow bearing table and a grinding component and further comprises a limit rotating unit and an adjusting unit which are arranged between the bearing table and the grinding component. The limiting rotating unit comprises a bidirectional lead screw, a protruding block, a supporting frame, a rotating shaft, a limiting disc and a rotating motor. The bidirectional lead screw is movably installed on the inner wall of one end of the bearing table in an embedded mode. In the utility model, two convex blocks which are in threaded connection with the bidirectional screw rod relatively move under the action of stress to drive the two support frames to adjust the distance on the top surface of the bearing platform, the two rotating shafts on the two support frames are inserted into the two ends of the hob, and the limiting discs which are fixedly sleeved on the peripheral surfaces of one ends of the rotating shafts are propped against the hob; after the rotating motor operates to control one rotating shaft to rotate, the other rotating shaft is matched with the hob with the two ends abutting against each other to rotate and adjust, and the equipment is flexible, simple and convenient to clamp, limit and rotate and adjust the hob.

Description

TECHNICAL FIELD

[0001] The utility model relates to a hobbing cutter processing technical field, especially a kind of auxiliary workbench of hobbing cutter grinding processing. BACKGROUND

[0002] In the existing hobbing cutter processing process, the whole process needs to be completed on the operating platform of press, in the prior art, when hobbing cutter grinds, it cannot be moved to the set position according to the length of hobbing cutter, resulting in greatly increased grinding time required, when making the required blade track of hobbing cutter, it needs to be manually adjusted angle to machine, greatly increases the clamping time and grinding time of hobbing cutter, which is not conducive to practical application and operation.

[0003] Publication (announcement) No. CN218533794U discloses an auxiliary workbench for hobbing cutter grinding, comprising a first threaded rod, a U-shaped operating platform, a fixed rod, a moving mechanism, a left clamping mechanism, a right clamping mechanism and a grinding mechanism. The first threaded rod is rotatably connected inside the U-shaped operating platform. The fixed rod is fixedly connected inside the U-shaped operating platform and located on one side of the first threaded rod. The moving mechanism is arranged inside the U-shaped operating platform. The left clamping mechanism is arranged on the top of the moving mechanism. The right clamping mechanism is arranged inside the U-shaped operating platform. The grinding mechanism is arranged on the top of the U-shaped operating platform. The utility model has the beneficial effect that during the hobbing cutter processing, not only can the required blade track be ground by the motion of the grinding wheel and the hobbing cutter, but also the assembly can be moved to the set position according to the length of the hobbing cutter, and then the hobbing cutter can be clamped and operated for grinding, greatly reducing the clamping time and grinding time of the hobbing cutter, which is conducive to practical application and operation.

[0004] Although the above-mentioned scheme greatly reduces the clamping time and grinding time of the hobbing cutter, it is still cumbersome to re-clamp after adjusting the orientation of the hobbing cutter, and the limited position of the grinding mechanism limits the grinding range of the hobbing cutter. Therefore, we propose an auxiliary workbench for hobbing cutter grinding. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide an auxiliary workbench for hobbing cutter grinding, which solves the problem of cumbersome re-clamping after adjusting the orientation of the hobbing cutter and the limited grinding range of the hobbing cutter due to the limited position of the grinding mechanism by setting the limiting rotation unit and the adjusting unit.

[0006] To solve the above technical problems, the utility model is realized by the following technical scheme: an auxiliary workbench for hobbing cutter grinding, comprising an internally hollow bearing table and a grinding assembly, further comprising: a limiting rotation unit and an adjusting unit arranged between the bearing table and the grinding assembly.

[0007] The limiting rotation unit comprises a bidirectional screw rod, a protruding block, a support frame, a rotating shaft, a limiting disc and a rotating motor, the bidirectional screw rod is movably embedded and installed on the inner wall of one end of the bearing table, two groups of strip positioning grooves are symmetrically formed on the top surface of the bearing table, every two protruding blocks form a group and are correspondingly arranged on one group of strip positioning grooves, one group of protruding blocks are correspondingly matched with the forward and reverse threads symmetrically arranged on the bidirectional screw rod, respectively, every two protruding blocks located on the same vertical center horizontal plane are correspondingly fixed with a support frame at the top end, the rotating shaft is movably embedded on the two support frames through a bearing, the limiting disc is fixedly sleeved on the outer circumferential surface of one end of the rotating shaft close to the vertical center axis of the bearing table, and the rotating motor is fixedly installed on the support frame and connected with the end surface of one rotating shaft.

[0008] The adjusting unit comprises a support arm, a rectangular frame plate, an electric telescopic rod and a mounting plate, the support arm is in an inverted "n" shape and is fixedly arranged on the bearing table, and the two rotating shafts are located directly below the support arm, the rectangular frame plate is movably sleeved on the outer circumferential surface of the middle end of the support arm, the electric telescopic rod is fixedly arranged at the center of the bottom surface of the rectangular frame plate, and the mounting plate is in an "L" shape and is fixedly arranged on the output end of the electric telescopic rod.

[0009] Preferably, the limiting rotation unit further comprises a guide rod, the guide rod is fixedly arranged on the inner wall of the other end of the bearing table and movably penetrates through the other group of protruding blocks.

[0010] Preferably, the bidirectional screw rod is fixedly arranged with a rotating disc on the end surface outside the bearing table.

[0011] Preferably, the electric telescopic rod and the rotating shaft are arranged vertically.

[0012] Preferably, the grinding assembly comprises a driving motor and a grinding wheel, the driving motor is fixedly installed on the side surface of the mounting plate, and the grinding wheel is fixedly installed on the output end of the driving motor.

[0013] Preferably, the bottom surface of the bearing table is fixedly arranged with a supporting leg at the corner.

[0014] Compared with the prior art, the auxiliary workbench for hob grinding machining has the following beneficial effects:

[0015] 1.The utility model discloses a limiting rotation unit is set, before hob grinding processing, through the outside holding and the reverse rotation bidirectional screw rod of supporting platform, and the relative motion of the stress action of two convex blocks of bidirectional screw rod thread connection can drive two support frames to adjust the spacing on the top surface of supporting platform, and the other two convex blocks can slide on the guide rod and cooperate with the support frame to mobilize and provide auxiliary support, two rotating shafts that are respectively embedded in two support frames through bearing activity can be inserted into the both ends of hob, and the limiting disc fixedly arranged on the outer circumferential surface of one end of rotating shaft can abut against the hob, after rotating motor operation control one rotating shaft rotates, the other rotating shaft can cooperate with the hob at both ends and rotate to adjust, and the device is flexible and simple to operate for hob clamping, limiting and rotating adjustment.

[0016] 2.The utility model discloses an adjusting unit is set, after grinding assembly fixed mounting to the mounting plate of " L " shape, through the holding and pushing rectangular frame board, the rectangular frame board can be adjusted in the middle end outer circumferential surface of inverted " N " shape support arm and help electric telescopic rod and mounting plate to drive grinding assembly to adjust the horizontal position, and the electric telescopic rod operation telescopic between rectangular frame board and mounting plate can help grinding assembly to adjust the height position of lifting above the hob, and the device adjusts the grinding assembly flexibly and guarantees the grinding range of processing hob. ACCURACY OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be to the embodiment description needed to use the drawing a simple introduction, obviously, the following description in the drawing is only some embodiments of the utility model, for those skilled in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0018] Figure 1 It is the whole structure schematic diagram of the utility model kind of hob grinding processing's auxiliary worktable;

[0019] Figure 2 It is the front view structure schematic diagram of the utility model kind of hob grinding processing's auxiliary worktable;

[0020] Figure 3 It is the utility model Figure 2 A-A place sectional structure schematic diagram;

[0021] Figure 4 It is the utility model Figure 2 B-B place sectional structure schematic diagram;

[0022] Figure 5 It is the utility model kind of hob grinding processing's auxiliary worktable's plan structure schematic diagram.

[0023] In the drawing, the component list represented by each sign is as follows:

[0024] 1. A bearing table;

[0025] 2. A limiting rotation unit; 201. A bidirectional screw; 202. A protruding block; 203. A support frame; 204. A rotating shaft; 205. A limiting disc; 206. A rotating motor; 207. A guide rod;

[0026] 3. An adjusting unit; 301. A support arm; 302. A rectangular frame plate; 303. An electric telescopic rod; 304. A mounting plate;

[0027] 4. A grinding assembly; 401. A driving motor; 402. A grinding wheel;

[0028] 5. A rotating disc;

[0029] 6. A supporting leg. DETAILED DESCRIPTION

[0030] In order to make the technical means, creative features, purposes and effects of the present application easy to understand, the present application will be further described in conjunction with the specific embodiments.

[0031] In the description of the present application, it should be pointed out that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like is the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the present application. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0032] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be understood in a broad sense, for example, "connection" can be fixed connection, can also be detachable connection, or integral connection; It can be mechanical connection, or electrical connection; It can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. EMBODIMENT

[0033] As Figure 1 , Figure 2 , Figure 3 and Figure 5As shown, an auxiliary workbench for hob grinding machining includes an internally hollow bearing table 1 and a grinding assembly 4, and further includes a limiting rotation unit 2 and an adjusting unit 3 arranged between the bearing table 1 and the grinding assembly 4.

[0034] The limiting rotation unit 2 includes a bidirectional screw rod 201, protruding blocks 202, support frames 203, rotation shafts 204, a limiting disc 205 and a rotation motor 206, the bidirectional screw rod 201 is movably embedded and installed on an inner wall of one end of the bearing table 1, a top surface of the bearing table 1 is symmetrically provided with two groups of strip-shaped positioning grooves, every two protruding blocks 202 form a group and are correspondingly arranged on one group of the strip-shaped positioning grooves, the protruding blocks 202 in one group are correspondingly matched with positive and reverse threads symmetrically arranged on the bidirectional screw rod 201, respectively, every two protruding blocks 202 on the same vertical center horizontal plane are correspondingly fixedly provided with one support frame 203 on top ends thereof, the rotation shafts 204 are movably embedded on the support frames 203 through bearings, respectively, the limiting disc 205 is fixedly sleeved on an outer circumferential surface of one end of the rotation shaft 204 close to a vertical center axis of the bearing table 1, and the rotation motor 206 is fixedly installed on the support frame 203 and has an output end connected with an end surface of one of the rotation shafts 204.

[0035] The adjusting unit 3 includes support arms 301, a rectangular frame plate 302, an electric telescopic rod 303 and a mounting plate 304, the support arms 301 are in an inverted “N” shape and are fixedly arranged on the bearing table 1, and the two rotation shafts 204 are located directly below the support arms 301, the rectangular frame plate 302 is movably sleeved on an outer circumferential surface of a middle end of the support arm 301, the electric telescopic rod 303 is fixedly arranged at a center of a bottom surface of the rectangular frame plate 302, and the mounting plate 304 is in an “L” shape and is fixedly arranged on an output end of the electric telescopic rod 303.

[0036] Further, the limiting rotation unit 2 further includes a guide rod 207, the guide rod 207 is fixedly arranged on an inner wall of the other end of the bearing table 1 and movably penetrates the other group of the protruding blocks 202.

[0037] Further, an end surface of the bidirectional screw rod 201 located outside the bearing table 1 is fixedly provided with a rotating disc 5.

[0038] Further, the grinding assembly 4 includes a driving motor 401 and a grinding wheel 402, the driving motor 401 is fixedly installed on a side surface of the mounting plate 304, and the grinding wheel 402 is fixedly installed on an output end of the driving motor 401.

[0039] Further, the bearing table 1 is fixedly provided with supporting legs 6 at corner positions of a bottom surface thereof.

[0040] The limiting rotation unit 2 makes the device flexible and convenient for clamping and limiting and rotating adjustment of the hob. EMBODIMENT

[0041] As Figure 1 ,Figure 2 、 Figure 4 and Figure 5 As shown in FIGS. 1, 2 and 3, an auxiliary workbench for hob grinding machining comprises an internally hollow bearing table 1 and a grinding assembly 4, further comprising a limiting rotation unit 2 and an adjusting unit 3 arranged between the bearing table 1 and the grinding assembly 4.

[0042] The limiting rotation unit 2 comprises a bidirectional screw rod 201, protruding blocks 202, support frames 203, rotation shafts 204, a limiting disc 205 and a rotation motor 206, the bidirectional screw rod 201 is movably embedded and installed on the inner wall of one end of the bearing table 1, the top surface of the bearing table 1 is symmetrically provided with two groups of strip-shaped positioning grooves, every two protruding blocks 202 form a group and are correspondingly arranged on one group of strip-shaped positioning grooves, one group of protruding blocks 202 are correspondingly matched with the forward and reverse threads symmetrically arranged on the bidirectional screw rod 201, every two protruding blocks 202 on the same vertical center horizontal plane are correspondingly fixedly provided with one support frame 203 at the top end, the two rotation shafts 204 are movably embedded on the two support frames 203 through bearings, the limiting disc 205 is fixedly sleeved on the outer circumferential surface of one end of the rotation shaft 204 close to the vertical center axis of the bearing table 1, and the rotation motor 206 is fixedly installed on the support frame 203 and the output end thereof is connected with the end surface of one of the rotation shafts 204.

[0043] The adjusting unit 3 comprises support arms 301, a rectangular frame plate 302, an electric telescopic rod 303 and a mounting plate 304, the support arms 301 are in an inverted "n" shape and are fixedly arranged on the bearing table 1, and the two rotation shafts 204 are located directly below the support arms 301, the rectangular frame plate 302 is movably sleeved on the outer circumferential surface of the middle end of the support arm 301, the electric telescopic rod 303 is fixedly arranged at the center of the bottom surface of the rectangular frame plate 302, and the mounting plate 304 is in an "L" shape and is fixedly arranged on the output end of the electric telescopic rod 303.

[0044] Further, the electric telescopic rod 303 and the rotation shaft 204 are arranged perpendicular to each other.

[0045] Further, the grinding assembly 4 comprises a driving motor 401 and a grinding wheel 402, the driving motor 401 is fixedly installed on the side surface of the mounting plate 304, and the grinding wheel 402 is fixedly installed on the output end of the driving motor 401.

[0046] Further, supporting legs 6 are fixedly arranged at the corners of the bottom surface of the bearing table 1.

[0047] The adjusting unit 3 makes the equipment flexible in adjusting the grinding assembly 4, thereby ensuring the grinding range of the machined hob.

[0048] The working principle of the utility model is as follows:

[0049] The two-way screw rod 201 is held outside the bearing table 1 and rotates in both directions, two protruding blocks 202 connected with the two-way screw rod 201 by threads are forced to move oppositely to drive two support frames 203 to adjust the spacing on the top surface of the bearing table 1, the other two protruding blocks 202 slide on the guide rod 207 to cooperate with the support frames 203 to adjust, two rotating shafts 204 movably embedded on the two support frames 203 through bearings are inserted into the ends of the hob, the limiting disc 205 fixedly arranged on the outer circumferential surface of one end of the rotating shaft 204 abuts against the hob, after one of the rotating shafts 204 is rotated by the operation of the rotating motor 206, the other rotating shaft 204 is rotated to adjust by cooperating with the hobs abutting against the two ends, the rectangular frame plate 302 is held and pushed, the rectangular frame plate 302 translates on the outer circumferential surface of the middle end of the support arm 301 in the inverted "n" shape to adjust the height position of the grinding assembly 4 driven by the electric telescopic rod 303 and the mounting plate 304, and the electric telescopic rod 303 between the rectangular frame plate 302 and the mounting plate 304 is operated to extend and retract to help the grinding assembly 4 to adjust the height position by ascending and descending above the hob.

[0050] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by the person skilled in the art that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed for protection. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An auxiliary worktable for hobbing grinding, comprising a hollow support table (1) and a grinding assembly (4), characterized in that, Also includes: A limiting rotation unit (2) and an adjustment unit (3) are set between the bearing platform (1) and the grinding assembly (4); The limiting rotation unit (2) includes a bidirectional lead screw (201), protrusions (202), a support frame (203), a rotating shaft (204), a limiting plate (205), and a rotating motor (206). The bidirectional lead screw (201) is movably embedded in the inner wall of one end of the support platform (1). The top surface of the support platform (1) is symmetrically provided with two sets of strip-shaped positioning grooves. Every two protrusions (202) form a group and are correspondingly set on one set of strip-shaped positioning grooves. One set of protrusions (202) corresponds to the corresponding protrusions on the bidirectional lead screw (201). The two sets of positive and negative threads are matched. A support frame (203) is fixedly set on the top of each pair of two protrusions (202) located on the same vertical center horizontal plane. The two rotating shafts (204) are respectively movably embedded on the two support frames (203) through bearings. The limiting plate (205) is fixedly sleeved on the outer circumference of the end of the rotating shaft (204) near the vertical center axis of the bearing platform (1). The rotating motor (206) is fixedly installed on the support frame (203) and its output end is connected to the end face of one of the rotating shafts (204). The adjustment unit (3) includes a support arm (301), a rectangular frame plate (302), an electric telescopic rod (303), and a mounting plate (304). The support arm (301) is in the shape of an inverted "U" and is fixedly mounted on the support platform (1), and two rotating shafts (204) are located directly below the support arm (301). The rectangular frame plate (302) is movably fitted on the outer circumference of the middle end of the support arm (301). The electric telescopic rod (303) is fixedly mounted at the center of the bottom surface of the rectangular frame plate (302). The mounting plate (304) is in the shape of an "L" and is fixedly mounted at the output end of the electric telescopic rod (303).

2. The auxiliary worktable for hobbing grinding according to claim 1, characterized in that: The limiting rotation unit (2) also includes a guide rod (207), which is fixedly installed on the inner wall of the other end of the support platform (1) and moves through another set of protrusions (202).

3. The auxiliary worktable for hobbing grinding according to claim 1, characterized in that: The bidirectional lead screw (201) has a turntable (5) fixedly installed on its end face outside the bearing platform (1).

4. The auxiliary worktable for hobbing grinding according to claim 1, characterized in that: The electric telescopic rod (303) is set perpendicular to the rotating shaft (204).

5. The auxiliary worktable for hobbing grinding according to claim 1, characterized in that: The grinding assembly (4) includes a drive motor (401) and a grinding wheel (402). The drive motor (401) is fixedly mounted on the side of the mounting plate (304), and the grinding wheel (402) is fixedly mounted on the output end of the drive motor (401).

6. The auxiliary worktable for hobbing grinding according to claim 1, characterized in that: The support platform (1) is fixedly provided with legs (6) at the bottom corners.

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