CN219945312U - Drilling fixture for machining wheels - Google Patents
Drilling fixture for machining wheels Download PDFInfo
- Publication number
- CN219945312U CN219945312U CN202320997114.2U CN202320997114U CN219945312U CN 219945312 U CN219945312 U CN 219945312U CN 202320997114 U CN202320997114 U CN 202320997114U CN 219945312 U CN219945312 U CN 219945312U
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- CN
- China
- Prior art keywords
- worm
- wheel
- worm wheel
- threaded rod
- screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003754 machining Methods 0.000 title claims abstract description 16
- 238000005553 drilling Methods 0.000 title claims abstract description 15
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to a wheel machining drilling fixture, which belongs to the technical field of machining, and comprises a moving mechanism and a clamping piece arranged on the moving mechanism, wherein the moving mechanism comprises a worm connected with a workbench in a rotating way, a first screw rod and a second screw rod which are fixedly arranged at two ends of the worm, a worm wheel meshed with the screw rod, and a bidirectional threaded rod fixedly arranged at the center of the worm wheel.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to a drilling clamp for machining wheels.
Background
The hub is the rotating part of the wheel core, which is connected with the inner profile steel of the tire through the upright post, namely, the metal part which supports the center of the tire and is arranged on the shaft. Also called rim, steel rim, wheels and tyre bell. The hub has various types according to the diameter, width, forming mode and materials. Bolt holes are distributed on the front surface of the aluminum alloy hub. The bolt hole is formed by drilling with a drill bit on a numerical control machining center. However, the conventional wheel drilling jig has some drawbacks in use, such as: the conventional clamp for wheel drilling is generally a special clamp in the use process, cannot be used universally, and needs to be replaced when the wheel drilling of different sizes is carried out, so that the machining efficiency is reduced.
In the prior art, a fixture for machining a wheel hole is disclosed in the patent of publication number CN215147089U, comprising: base, clamp splice, clamp screw and positioning screw, the base top is through screw fixedly connected with workstation, and the spout has been seted up to the workstation inside, the inside sliding connection of spout has the slide, is located one side the welding of slide top has clamp screw, clamp screw outside is through nut fixedly connected with clamp splice, the joint has wheel hub between the clamp splice in the workstation top, is located one side the welding of slide top has positioning screw, through the stroke adjustment of clamp cylinder, cooperation slide and the sliding connection of spout, the clamping during the wheel hub drilling of different specification models of being convenient for only need change corresponding locating plate when processing can, need not whole change anchor clamps.
However, the device needs to prepare the locating plate of corresponding size when using, and whether the side can't align the central point, when pressing from both sides tight different kinds of wheels, still need change the locating plate to can not realize being applicable to the wheel of all models completely, can't align the central point voluntarily simultaneously, work efficiency is low, and operating personnel intensity of labour is high.
Disclosure of Invention
The utility model aims to solve the technical problems that the prior clamp cannot automatically find a central shop and is required to be replaced by a locating plate, so that the locating plates of different models are required to be replaced to be suitable for wheels of different models, and provides a wheel machining drilling clamp.
The technical scheme for solving the technical problems is as follows: the drilling fixture for machining the wheels comprises a workbench and is characterized by further comprising a motor, a moving mechanism and a clamping piece arranged on the moving mechanism;
the workbench is provided with a cross-shaped through hole for the clamping piece to pass through;
the motor is fixedly arranged below the workbench;
the moving mechanism comprises a worm wheel, a worm, a bidirectional threaded rod and four moving blocks, wherein the worm is horizontally arranged below the workbench, two ends of the worm are rotationally connected with the workbench through connecting pieces, a first screw rod and a second screw rod are fixedly arranged in the direction of extension lines of two ends of the worm, the tail end of the first screw rod is fixedly connected with the output end of a motor, first external threads and second external threads which are opposite in rotation direction are respectively formed in the first screw rod and the second screw rod, the bidirectional threaded rod is horizontally arranged below the worm and is rotationally connected with the workbench through the connecting pieces, the bidirectional threaded rod is mutually perpendicular to the worm, the bidirectional threaded rod penetrates through the axis of the worm wheel and is fixedly connected with the worm wheel, the worm is driven to rotate in a bidirectional rotating mode when being meshed with the worm wheel, external threads which are opposite in rotation direction are respectively arranged on the surface of the bidirectional threaded rod and two sides of the worm wheel, the four moving blocks are respectively sleeved on the two ends of the first screw rod, the second screw rod and the two ends of the bidirectional threaded rod, the upper ends of the moving blocks penetrate through cross-shaped through holes and extend towards the upper sides of the workbench, the inner threads are formed in the inner walls of the moving blocks, the four moving blocks are mutually matched with the first screw rod, the second screw rod and the second threaded rod and the moving block are matched with the first screw rod, the two moving blocks and the two moving blocks are fixedly arranged at the center, and the moving blocks.
Further, the clamping piece comprises a connecting rod and a clamping block, the connecting rod is in sliding connection with the inner wall of the cross-shaped through hole in the vertical direction, the upper end of the connecting rod is fixedly connected with the clamping block, and the lower end of the connecting rod is fixedly connected with the moving block.
Further, the transmission ratio of the worm gear to the worm is 1:1.
Further, the worm wheel is connected to the center of the bidirectional threaded rod.
Further, the clamping block is wrapped with an anti-slip rubber sleeve.
The beneficial effects of the utility model are as follows: according to the utility model, the moving mechanism and the clamping piece arranged on the moving mechanism are arranged, the moving mechanism comprises the worm which is rotationally connected with the workbench, the first screw rod and the second screw rod which are fixedly arranged at two ends of the worm, the worm wheel which is meshed with the screw rods, the bidirectional threaded rod which is fixedly arranged at the center of the worm wheel are mutually meshed, when the first screw rod and the second screw rod rotate, the bidirectional threaded rod is driven to jointly rotate, the moving blocks arranged on the first screw rod, the second screw rod and the bidirectional threaded rod are synchronously moved, and meanwhile, the clamping piece is driven to jointly move, so that the wheel center can be automatically moved to the center position of the whole clamp without manually adding a positioning plate, the next drilling and positioning are facilitated, the working efficiency is improved, and the labor intensity of operators is reduced.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic view of a partial perspective structure of the present utility model;
FIG. 3 is a partial elevational schematic of the present utility model;
FIG. 4 is a schematic view of a portion of the present utility model;
FIG. 5 is a schematic view of a partial construction of the bi-directional threaded rod of the present utility model;
in the figure: 1. the device comprises a workbench, a motor, a cross-shaped through hole, a worm wheel, a worm, a bidirectional threaded rod, a moving block, a first screw, a second screw, a first external thread, a second external thread, a connecting rod, a clamping block and a clamping piece.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the illustrated embodiments are provided for illustration only and are not intended to limit the scope of the present utility model.
As shown in fig. 1 to 5, a wheel machining drilling jig of the present embodiment includes a table 1, a motor 2, a moving mechanism, and a clamping member provided on the moving mechanism;
the workbench is provided with a cross-shaped through hole 3 for the clamping piece to pass through;
the motor 2 is fixedly arranged below the workbench 1;
the moving mechanism comprises a worm wheel 4, a worm 5, a bidirectional threaded rod 6 and four moving blocks 7, wherein the worm 5 is horizontally arranged below the workbench 1 and two ends of the worm 5 are in rotary connection with the workbench 1 through connecting pieces, a first threaded rod 8 and a second threaded rod 9 are fixedly arranged in the direction of extension lines of two ends of the worm 5, the tail end of the first threaded rod 8 is fixedly connected with the output end of a motor 2, a first external thread 10 and a second external thread 11 which are opposite in rotation direction are respectively arranged on the first threaded rod 9 and the second threaded rod 9, the bidirectional threaded rod 6 is horizontally arranged below the worm 5 and is in rotary connection with the workbench 1 through connecting pieces, the bidirectional threaded rod 6 is mutually perpendicular to the worm 5, the bidirectional threaded rod 6 penetrates through the axis of the worm wheel 4 and is fixedly connected with the worm wheel 4, the worm 5 is meshed with the worm 4, meanwhile, the bidirectional threaded rod 6 is driven to rotate, external threads which are opposite in rotation directions are respectively arranged on the two sides of the surface of the bidirectional threaded rod 6, the four moving blocks 7 are respectively sleeved on two ends of the first threaded rod 8, the second threaded rod 9 and the bidirectional threaded rod 6, the upper ends of the moving blocks 7 are respectively, the cross blocks 7 are connected with the inner walls of the workbench 7 in a rotary mode, and extend towards the inner walls of the workbench 7 and extend towards the inner side of the workbench 7, and the four moving blocks 7 are in the direction of the same through the direction of the inner wall 7, and the inner wall 7 is fixedly connected with the workbench.
In this embodiment, the clamping piece includes connecting rod 12 and clamping piece 13, connecting rod 12 is vertical direction and cross through-hole 3 inner wall sliding connection, connecting rod 12 upper end and clamping piece 13 fixed connection, lower extreme and movable block 7 fixed connection for under the mutual cooperation of cross through-hole 3 inner wall with movable block 7 fixed connection's clamping piece 13, movable block 7 can be stable along moving in the horizontal direction of first screw rod 8, second screw rod 9 and two-way threaded rod 6, improves the stability of device.
In this embodiment, the transmission ratio of the worm wheel 4 to the worm 5 is 1:1, and the rotation speeds of the worm wheel 4 and the worm 5 are adjusted by adjusting the number of teeth of the worm wheel 4 and the worm 5, so that the first screw 8, the second screw 9 and the bidirectional threaded rod 6 synchronously rotate.
In this embodiment, the worm wheel 4 is connected to the center of the bi-directional threaded rod 6, so that the overall structure is more stable.
In this embodiment, the anti-slip rubber sleeve wraps the clamping block 13, and the anti-positive clamping block 13 slides or is damaged when being in contact with the wheel, so that the service life of the device is prolonged.
When the clamping device is used, wheels are placed between four clamping blocks 13 on a workbench 1, a motor 2 is started, an output shaft of the motor 2 drives a first screw rod 8 fixedly connected with an output shaft of the motor 2 to rotate, the first screw rod 8 drives a worm 5 and a second screw rod 9 to synchronously rotate, the clamping blocks 13 on the first screw rod 8 and the second screw rod 9 are driven to synchronously move towards the center of the clamping piece through mutual matching of a first external thread 10 and a second external thread 11, a worm wheel 4 and the worm 5 are meshed with each other, the transmission ratio of the worm wheel 4 to the worm 5 is 1:1, the worm wheel 4 and the worm 5 synchronously rotate, the first screw rod 8, the second screw rod 9 and the bidirectional threaded rod 6 synchronously rotate, two clamping blocks 13 in threaded fit with two ends of the bidirectional threaded rod 6 synchronously move towards the center of the clamping piece, and the four clamping blocks 13 synchronously move towards the center.
The above example is only one embodiment of the present utility model, which is described in detail and is not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (5)
1. The wheel machining drilling clamp comprises a workbench (1) and is characterized by further comprising a motor (2), a moving mechanism and a clamping piece arranged on the moving mechanism;
the workbench is provided with a cross-shaped through hole (3) for the clamping piece to pass through;
the motor (2) is fixedly arranged below the workbench (1);
the moving mechanism comprises a worm wheel (4), a worm (5), a bidirectional threaded rod (6) and four moving blocks (7), the worm (5) is horizontally arranged below the workbench (1) and two ends of the worm (5) are rotationally connected with the workbench (1) through connecting pieces, a first screw (8) and a second screw (9) are fixedly arranged in the directions of extension lines of two ends of the worm (5), the tail end of the first screw (8) is fixedly connected with the output end of a motor (2), first external threads (10) and second external threads (11) with opposite rotation directions are respectively formed in the first screw (8) and the second screw (9), the bidirectional threaded rod (6) is horizontally arranged below the worm (5) and is rotationally connected with the workbench (1) through worm wheel connecting pieces, the bidirectional threaded rod (6) is mutually perpendicular to the worm (5), the bidirectional threaded rod (6) penetrates through the axis of the worm (4) and is fixedly connected with the worm wheel (4), the worm wheel (5) to be meshed with the worm (4), the worm wheel (6) to rotate, and simultaneously the worm wheel (6) is driven to rotate, the worm wheel (4) and the worm wheel (6) is located on the surfaces of the two sides of the worm wheel (4) and the worm wheel (6) to be respectively provided with opposite rotation directions, and the four external threads (7) are respectively arranged on the surfaces of the worm rod (4) On both ends of second screw rod (9) and two-way threaded rod (6), movable block (7) upper end runs through cross through-hole (3) and extends towards workstation (1) upside, it has the internal thread to open movable block (7) inner wall, four movable block (7) are through internal thread and first screw rod (8), second screw rod (9), two-way threaded rod (6) under the cooperation together towards the center department of four movable blocks (7) remove, movable block (7) and clamping part fixed connection.
2. The wheel machining drilling clamp according to claim 1, wherein the clamping piece comprises a connecting rod (12) and a clamping block (13), the connecting rod (12) is in sliding connection with the inner wall of the cross-shaped through hole (3) in the vertical direction, the upper end of the connecting rod (12) is fixedly connected with the clamping block (13), and the lower end of the connecting rod is fixedly connected with the moving block (7).
3. A wheel machining boring grab as claimed in claim 1, wherein the worm (5) of the worm wheel (4) has a gear ratio of 1:1.
4. A wheel machining boring grab as claimed in claim 1, wherein the worm wheel (4) is connected at the centre of a bi-directional threaded rod (6).
5. A wheel machining boring grab as claimed in claim 2, wherein the clamping block (13) is wrapped with a non-slip rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320997114.2U CN219945312U (en) | 2023-04-27 | 2023-04-27 | Drilling fixture for machining wheels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320997114.2U CN219945312U (en) | 2023-04-27 | 2023-04-27 | Drilling fixture for machining wheels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219945312U true CN219945312U (en) | 2023-11-03 |
Family
ID=88552834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320997114.2U Active CN219945312U (en) | 2023-04-27 | 2023-04-27 | Drilling fixture for machining wheels |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219945312U (en) |
-
2023
- 2023-04-27 CN CN202320997114.2U patent/CN219945312U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |