CN211759771U - Hole machining integrated machine tool for gear shaft of steering gear box - Google Patents
Hole machining integrated machine tool for gear shaft of steering gear box Download PDFInfo
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- CN211759771U CN211759771U CN201922231775.0U CN201922231775U CN211759771U CN 211759771 U CN211759771 U CN 211759771U CN 201922231775 U CN201922231775 U CN 201922231775U CN 211759771 U CN211759771 U CN 211759771U
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- gear shaft
- steering gear
- machine tool
- support
- clamp
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Abstract
The utility model discloses a hole machining integrated machine tool of a gear shaft of a steering gear, which comprises a frame, a clamp, a hole machining assembly and a motion assembly; the clamp comprises a clamp support connected with the rack, and a first air cylinder, an expansion positioning sleeve, a support, a push rod assembly and a second air cylinder which are sequentially arranged on the clamp support, wherein the first air cylinder and the second air cylinder are oppositely arranged; the expansion positioning sleeve comprises a fixed part and a movable part, the movable part comprises a plurality of movable clamping jaws, and the first air cylinder can drive the movable part to move relative to the fixed part so as to fold or loosen the clamping jaws; and the second cylinder drives the ejector rod assembly to slide, so that the ejector rod assembly is abutted to the other end of the gear shaft of the steering gear. The utility model discloses can improve the hole machining precision and the efficiency of direction machine gear shaft, the commonality is good.
Description
Technical Field
The utility model relates to a drilling machine technical field especially relates to a integrative lathe of spot facing work of steering gear axle.
Background
In order to fix the gear shaft of the steering gear and the positioning valve sleeve conveniently, pin holes are arranged on the gear shaft of the steering gear along the radial direction. In the production and processing process of the gear shaft of the steering gear, the operations of drilling, reaming and the like are required to be carried out on the pin hole position. However, the outer contour of the gear shaft of the steering gear is an irregular arc surface, so that when a common drilling machine is used for drilling, the gear shaft of the steering gear is easy to roll, and the problems of low drilling precision and low efficiency are caused.
Disclosure of Invention
The utility model aims to solve the technical problem that a hole machining integrative lathe of direction machine gear shaft is provided, can improve the hole machining precision and the efficiency of direction machine gear shaft, the commonality is good.
In order to solve the technical problem, the utility model provides a hole machining integrated machine tool for a gear shaft of a steering gear, which comprises a frame, a clamp arranged on the frame, a hole machining assembly arranged above the clamp and a motion assembly driving the hole machining assembly to move;
the clamp comprises a clamp support connected with the rack, a first air cylinder, an expansion positioning sleeve, a support for placing a gear shaft of the steering gear, a push rod assembly and a second air cylinder, wherein the first air cylinder, the expansion positioning sleeve, the support for placing the gear shaft of the steering gear, the push rod assembly and the second air cylinder are sequentially arranged on the clamp support;
the expansion positioning sleeve comprises a fixed part and a movable part, the movable part comprises a plurality of movable clamping jaws, and the first air cylinder can drive the movable part to move relative to the fixed part so as to fold or loosen the clamping jaws; and the second cylinder drives the ejector rod assembly to slide, so that the ejector rod assembly is abutted to the other end of the gear shaft of the steering gear.
As an improvement of the above technical solution, the movable portion further includes a connecting rod connected to the free end of the first cylinder and a plurality of tapered sliding blocks connected to the connecting rod, and the plurality of tapered sliding blocks are connected to the plurality of jaws in a one-to-one correspondence.
As an improvement of the above technical solution, the fixing portion includes a locking band, and the locking band is provided with a tapered hole adapted to the plurality of tapered sliders;
the locking hoop is detachably connected with the support.
As an improvement of the technical scheme, the support is provided with a V-shaped groove surface, and a rubber layer is attached to the V-shaped groove surface.
As an improvement of the technical scheme, the ejector rod assembly comprises a support frame and a sliding ejector rod connected with the free end of the second air cylinder.
As an improvement of the above technical solution, the moving assembly includes a first driving cylinder arranged along a vertical direction, a first supporting plate connected with a free end of the first driving cylinder, a second driving cylinder arranged along a front-back direction, and a second supporting plate connected with a free end of the second driving cylinder;
the first supporting plate and the second supporting plate are detachably connected.
As an improvement of the technical scheme, the clamp support is also connected with the horizontal walking assembly;
the horizontal walking assembly comprises a first motor, a lead screw connected with the first motor and a lead screw nut matched with the lead screw, and the lead screw nut is connected with the clamp support.
As an improvement of the technical scheme, the rack is further provided with two limiting blocks, and the limiting blocks are used for limiting the movement stroke of the clamp.
As an improvement of the technical scheme, the hole machining assembly comprises a drill bit and a screw tap which are arranged in parallel and a second motor for driving the drill bit or the screw tap to rotate.
Implement the utility model discloses, following beneficial effect has:
the expansion positioning sleeve is pushed open by the first cylinder and is positioned and locked with one end of the gear shaft of the steering gear; the second cylinder drives the jack to do horizontal movement, and the other end of the gear shaft of the steering gear is abutted tightly, so that the gear shaft of the steering gear is clamped between the expansion positioning sleeve and the ejector rod assembly, the gear shaft of the steering gear is locked quickly and reliably, and the drilling and reaming efficiency is improved. Because the tight mode in top is fixed, the utility model discloses the direction machine gear shaft that can be applicable to multiple length specification, the commonality is good.
Furthermore, the second driving cylinder drives the hole machining assembly to move in the front-back direction, so that fine adjustment of the positions of drilling and reaming is achieved, and drilling efficiency is improved.
Drawings
FIG. 1 is a front view of an integrated machine tool according to the present invention;
FIG. 2 is a left side view of the integrated machine tool according to the present invention;
fig. 3 is a schematic view of the structure of the clamp according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. Only this statement, the utility model discloses the upper and lower, left and right, preceding, back, inside and outside etc. position words that appear or will appear in the text only use the utility model discloses an attached drawing is the benchmark, and it is not right the utility model discloses a concrete restriction.
Referring to fig. 1 to 3, the utility model provides a hole machining integrated machine tool for a gear shaft of a steering gear, which comprises a frame 1, a clamp 2 arranged on the frame 1, a hole machining component 3 arranged above the clamp 2 and a moving component 4 driving the hole machining component 3 to move;
the clamp 2 comprises a clamp support 21 connected with the frame 1, a first air cylinder 22, an expansion positioning sleeve 23, a support 24 for placing a gear shaft of the steering gear, a push rod assembly 25 and a second air cylinder 26 which are sequentially arranged on the clamp support 21, wherein the first air cylinder 22 and the second air cylinder 26 are oppositely arranged;
the expansion positioning sleeve 23 comprises a fixed part 23a and a movable part 23b, the movable part 23b comprises a plurality of movable jaws 231, and the first air cylinder 22 can drive the movable part 23b to move relative to the fixed part 23a so as to close or release the jaws 231; the second cylinder 26 drives the push rod assembly 25 to slide, so that the push rod assembly abuts against the other end of the gear shaft of the steering gear.
When a radial hole of the steering gear shaft 5 is machined, the steering gear shaft 5 is placed on the bracket 24, high-pressure gas is introduced into the second cylinder 26, so that the free end of the second cylinder 26 is ejected out, and the ejector rod assembly 25 is pushed to slide forwards to abut against the steering gear shaft 5 so as to fix a workpiece; introducing high-pressure gas into the first cylinder 22, so that the free end of the first cylinder 22 drives the movable part 23b to slide forwards, the movable part 23b slides relative to the fixed part 23a, and the jaws 231 are opened to lock the steering gear shaft 5; after the gear shaft 5 of the steering gear box is fixed, the moving component 4 drives the hole machining component 3 to do lifting movement, and the drilling and reaming processes are completed.
The movable portion 23b further includes a connecting rod (not shown in the drawings) connected to the free end of the first cylinder 22 and a plurality of tapered sliders 233 connected to the connecting rod (not shown in the drawings), and the tapered sliders 233 are connected to the jaws 231 in one-to-one correspondence. Specifically, the jaws 231 can go deep into the direction shaft, and the expansion locking or releasing of the direction shaft is realized through the opening and closing of the plurality of conical sliders 233 and the jaws 231 which can be driven synchronously, so that the precision and the locking efficiency are high.
Correspondingly, the fixing portion 23a includes a locking band 234, and the locking band 234 is provided with a tapered hole (not shown in the drawings) adapted to the plurality of tapered sliders 233; the locking band 234 is removably attached to the holder 27. Specifically, the locking band 234 is screwed to the support 27, and the support 27 is connected to the frame 1. The jaws 231 are opened and closed synchronously by the axial relative movement of the tapered slider 233 and the tapered hole (not shown in the drawings).
The bracket 24 is provided with a V-shaped groove surface 241, and the V-shaped groove surface 241 can be suitable for steering gear shafts 5 with various external diameter specifications. A rubber layer (not shown in the drawings) is adhered to the V-shaped groove surface 241, and the rubber layer can improve the friction force between the V-shaped groove surface 241 and the steering gear shaft 5 and reduce the kinematic wear between the two.
The push rod assembly 25 comprises a support frame 251 and a sliding push rod 252 connected with the free end of the second air cylinder 26, and the second air cylinder 26 can drive the sliding push rod 252 to slide. The end of the sliding ejector rod 252 is provided with an ejector cone.
In order to facilitate fine adjustment of the hole machining position, the hole machining assembly 3 is connected with the moving assembly 4 to perform fine adjustment of the position in the up-down direction and the left-right direction. The moving assembly 4 comprises a first driving cylinder 41 arranged along the vertical direction, a first supporting plate 42 connected with the free end of the first driving cylinder 41, a second driving cylinder 43 arranged along the front-back direction, and a second supporting plate 44 connected with the free end of the second driving cylinder 43; the first support plate 42 and the second support plate 44 are detachably connected. Specifically, the second support plate 44 includes a second fixed plate 441 and a second sliding plate 442, the second fixed plate 441 is connected to the frame 1, and the first sliding plate is connected to the first support plate 42; the first supporting plate 42 includes a first fixing plate 421 and a first sliding plate 422, and the first fixing plate 421 and the second sliding plate 442 are coupled. The second driving cylinder 43 drives the second sliding plate 442 to move horizontally, so as to drive the first supporting plate 42 and the first driving cylinder 41 to move horizontally, thereby adjusting the position of the drilling hole; the first driving cylinder 41 drives the first sliding plate 422 to move up and down, so as to drive the hole machining assembly 3 connected with the first sliding plate 422 to move up and down, thereby completing operations such as drilling and reaming.
Further, the clamp support 21 is also connected with the horizontal walking assembly 8; the horizontal walking assembly 8 comprises a first motor 81, a lead screw 82 connected with the first motor 81 and a lead screw nut 83 matched with the lead screw 82, and the lead screw nut 83 is connected with the clamp support 21. The first motor 81 drives the screw 82 to rotate, drives the screw nut 83 to move along the horizontal direction, and adjusts the punching position of the steering gear shaft 5 along the horizontal direction, so as to be suitable for the hole machining of the steering gear shafts 5 with various length specifications.
Furthermore, in order to improve the safety performance of the horizontal walking assembly 8, two limit blocks 84 are further arranged on the frame 1, and the limit blocks 84 are used for limiting the movement stroke of the clamp 2.
In order to improve the drilling and reaming efficiency, the hole machining assembly 3 comprises a drill 31, a tap 32 and a second motor 34, wherein the drill 31 or the tap 32 is arranged in parallel, and the second motor 34 drives the drill 31 or the tap 32 to rotate. The drill 31 and the tap 32 are separately arranged, so that the time for dismounting and mounting can be reduced, and the hole machining efficiency of the steering gear shaft 5 is improved.
To sum up, the utility model drives the expansion positioning sleeve 23 to open through the first air cylinder 22 and to be positioned and locked with one end of the gear shaft 5 of the steering gear; the second cylinder 26 drives the ejector rod assembly 25 to move forwards to abut against the other end of the gear shaft 5 of the steering gear, so that the gear shaft 5 of the steering gear can be clamped quickly and reliably, the positioning precision is high, the drilling and reaming efficiency and precision can be improved, and the processing requirement of the gear shaft 5 of the steering gear can be met.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (9)
1. A hole machining integrated machine tool for a gear shaft of a steering gear box is characterized by comprising a rack, a clamp arranged on the rack, a hole machining assembly arranged above the clamp and a moving assembly driving the hole machining assembly to move;
the clamp comprises a clamp support connected with the rack, a first air cylinder, an expansion positioning sleeve, a support for placing a gear shaft of the steering gear, a push rod assembly and a second air cylinder, wherein the first air cylinder, the expansion positioning sleeve, the support for placing the gear shaft of the steering gear, the push rod assembly and the second air cylinder are sequentially arranged on the clamp support;
the expansion positioning sleeve comprises a fixed part and a movable part, the movable part comprises a plurality of movable clamping jaws, and the first air cylinder can drive the movable part to move relative to the fixed part so as to fold or loosen the clamping jaws; and the second cylinder drives the ejector rod assembly to slide, so that the ejector rod assembly is abutted to the other end of the gear shaft of the steering gear.
2. The machine tool of claim 1, wherein the movable portion further comprises a connecting rod connected to a free end of the first cylinder and a plurality of tapered sliders connected to the connecting rod, the tapered sliders being connected to the jaws in a one-to-one correspondence.
3. The hole machining integrated machine tool for the gear shaft of the steering gear according to claim 2, wherein the fixing portion comprises a locking band provided with a tapered hole adapted to the plurality of tapered sliders;
the locking hoop is detachably connected with the support.
4. The machine tool for integrally processing holes on a gear shaft of a steering gear according to claim 1, wherein the bracket is provided with a V-shaped groove surface on which a rubber layer is attached.
5. The machine tool of claim 1, wherein the ram assembly comprises a support frame and a sliding ram connected to the free end of the second cylinder.
6. The machine tool of claim 1, wherein the moving assembly comprises a first driving cylinder disposed in a vertical direction, a first support plate coupled to a free end of the first driving cylinder, a second driving cylinder disposed in a front-rear direction, and a second support plate coupled to a free end of the second driving cylinder;
the first supporting plate and the second supporting plate are detachably connected.
7. The machine tool of claim 6, wherein the jig support is further connected to a horizontal running member;
the horizontal walking assembly comprises a first motor, a lead screw connected with the first motor and a lead screw nut matched with the lead screw, and the lead screw nut is connected with the clamp support.
8. The machine tool for integrally processing the hole of the gear shaft of the steering gear according to claim 7, wherein two limit blocks are further arranged on the machine frame, and the limit blocks are used for limiting the movement stroke of the clamp.
9. The machine tool for integrally drilling a gear shaft of a steering gear according to claim 1, wherein the drilling assembly comprises a drill and a tap arranged side by side and a second motor for driving the drill or the tap to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922231775.0U CN211759771U (en) | 2019-12-12 | 2019-12-12 | Hole machining integrated machine tool for gear shaft of steering gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922231775.0U CN211759771U (en) | 2019-12-12 | 2019-12-12 | Hole machining integrated machine tool for gear shaft of steering gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211759771U true CN211759771U (en) | 2020-10-27 |
Family
ID=72982378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922231775.0U Active CN211759771U (en) | 2019-12-12 | 2019-12-12 | Hole machining integrated machine tool for gear shaft of steering gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211759771U (en) |
-
2019
- 2019-12-12 CN CN201922231775.0U patent/CN211759771U/en active Active
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