CN211387800U - Universal joint clamping and processing tool - Google Patents
Universal joint clamping and processing tool Download PDFInfo
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- CN211387800U CN211387800U CN201922434630.0U CN201922434630U CN211387800U CN 211387800 U CN211387800 U CN 211387800U CN 201922434630 U CN201922434630 U CN 201922434630U CN 211387800 U CN211387800 U CN 211387800U
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- mounting groove
- universal joint
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- grip block
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Abstract
The utility model discloses an universal joint centre gripping processing frock, the on-line screen storage device comprises a base, be equipped with the mounting groove on the base, one side of mounting groove is equipped with the breach, the frock is still including locating the grip block on the base and being used for the positioning adjustment mechanism of conflict grip block in order to adjust the grip block towards mounting groove breach one side clamping-force, the grip block forms the centre gripping installation space of universal joint towards a side of mounting groove breach and mounting groove cooperation. The utility model discloses a centre gripping processing frock can realize the adjustable location centre gripping of part, is convenient for play the fixed effect of assistance-localization real-time when processing, improves the yields of processing production to and improve production efficiency.
Description
Technical Field
The utility model belongs to the technical field of the universal joint processing, concretely relates to universal joint centre gripping processing frock.
Background
The universal joint is a part for realizing variable angle power transmission, is used for changing the position of the transmission axis direction, and is a joint part of a universal transmission device of an automobile driving system. The universal joint is combined with a transmission shaft and is called a universal joint transmission device.
When the universal joint is machined and manufactured by adopting a part machining machine, the parts cannot be effectively positioned due to the absence of a good machining tool, the machining and the production are inconvenient, and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving the technical problem who exists among the prior art. Therefore, the utility model provides a universal joint centre gripping processing frock, the purpose is the clamping part of being convenient for fix a position to in processing.
In order to realize the purpose, the utility model discloses the technical scheme who takes does:
the utility model provides a universal joint centre gripping processing frock, includes the base, be equipped with the mounting groove on the base, one side of mounting groove is equipped with the breach, the frock is still including locating the grip block on the base and being used for contradicting the location adjustment mechanism of grip block in order to adjust the grip block towards mounting groove breach one side clamping-force, the grip block forms the centre gripping installation space of universal joint towards the side of mounting groove breach and mounting groove cooperation.
The positioning adjusting mechanism comprises a limiting plate and an adjusting bolt, the adjusting bolt penetrates through the limiting plate to abut against the clamping plate, and the clamping force of the clamping plate and the notch of the mounting groove is adjusted through the tightness adjusting bolt.
A clearance space is reserved between the clamping plate and the end face of the notch of the mounting groove.
Semicircular slotted holes are reserved at four corners of the clamping and mounting space.
A side face, facing the notch of the mounting groove, of the clamping plate is provided with a clamping groove, and the clamping groove and the mounting groove are matched to form a clamping mounting space.
The breach both ends of mounting groove and the relevant position of grip block form the semicircle slotted hole that has gapped, and two other semicircle slotted holes are located the other two angles departments of mounting groove respectively.
The bottom surface of mounting groove is equipped with dodges the hole.
The base is provided with a plurality of groups of mounting grooves which are transversely distributed and/or longitudinally distributed, and a positioning adjusting mechanism is arranged outside a gap of each mounting groove.
The base is provided with a guide rail, the top end face of the guide rail and the bottom face of the mounting groove are located on the same plane, the clamping plate is provided with a clamping groove for clamping the guide rail, and the positioning adjusting mechanism drives the clamping plate to slide along the guide rail so as to adjust the distance between the clamping plate and the notch of the mounting groove.
And positioning clamping grooves are formed in two sides of the base.
The utility model has the advantages that: the utility model discloses a centre gripping processing frock can realize the adjustable location centre gripping of part, is convenient for play the fixed effect of assistance-localization real-time when processing, improves the yields of processing production to and improve production efficiency. The coaxiality and the symmetry of the machined universal joint are ensured.
Drawings
The description includes the following figures, the contents shown are respectively:
FIG. 1 is a schematic structural diagram of the universal joint of the present invention;
fig. 2 is a top view of the processing tool in embodiment 1 of the present invention;
fig. 3 is a top view of the processing tool in embodiment 2 of the present invention;
fig. 4 is a plan view of embodiment 4 of the present invention.
Labeled as:
1. the base, 2, mounting groove, 3, breach, 4, grip block, 5, limiting plate, 6, adjusting bolt, 7, semicircle slotted hole, 8, centre gripping groove, 9, dodge the hole.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, for the purpose of helping those skilled in the art to understand more completely, accurately and deeply the conception and technical solution of the present invention, and to facilitate its implementation. It should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", 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 specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
As shown in figures 1 to 2, a universal joint centre gripping processing frock, including base 1, be equipped with mounting groove 2 on the base 1, one side of mounting groove 2 is equipped with breach 3, and this processing frock is still including locating grip block 4 on the base 1 and being used for contradicting grip block 4 with the location adjustment mechanism who adjusts grip block 4 towards mounting groove breach one side clamping-force, grip block 4 towards the side of mounting groove breach and the cooperation of mounting groove 2 form the centre gripping installation space of universal joint. During the installation, pack the part into the mounting groove earlier, adjust the clamping-force of contradicting the grip block through location adjustment mechanism to the clamping face location clamp part that makes grip block cooperation mounting groove prevents to rock. The coaxiality and the symmetry of the machined universal joint are ensured.
The positioning adjusting mechanism comprises a limiting plate 5 and an adjusting bolt 6, wherein the adjusting bolt 6 penetrates through the limiting plate 5 to abut against the clamping plate 4, and the clamping force of the clamping plate 5 and the notch of the mounting groove is adjusted through the tightness adjusting bolt 6. At least one adjusting bolt is arranged, and the clamping force of the clamping plate is adjusted by loosening or tightening the adjusting bolt; also can set up a plurality ofly, when setting up a plurality ofly, a plurality of adjusting bolt are one row of distributions, and the purpose all receives the extrusion force on the whole cross-section to the grip block, avoids pressing from both sides tight deformation.
A clearance space is reserved between the clamping plate 4 and the end face of the mounting groove notch 3, so that a pre-mounting stroke space is formed when a part is clamped conveniently. The structure arrangement can also be applied to parts with slightly different specifications.
In order to avoid interference, semicircular slot holes 7 are reserved at four corners of the clamping and mounting space. The semicircular holes at the four corners are arranged, so that the purpose of ensuring that the holes are right-angled is achieved, and the phenomenon that parts cannot be installed due to the round corners of the cutter is avoided; meanwhile, the processing operation of the cutter is convenient.
In this embodiment, grip block 4 is equipped with centre gripping groove 8 towards the side of mounting groove breach, and centre gripping groove 8 forms centre gripping installation space with the 2 cooperations of mounting groove. The whole clamping installation space is square, four corners of the clamping installation space are corners of the installation groove and the clamping groove, and the semicircular groove holes are sunken groove holes and are identical in size and structure. The structure is convenient to manufacture, and when machining is carried out, four corners can be machined by only adopting a cutter with one specification. The top end surface of the clamping plate and the top end surface of the mounting groove are in the same plane. The groove depth height of the mounting groove is the height after the universal joint is processed and manufactured.
Because the universal joint has the whole cross hole that is, when adopting above-mentioned processing frock cooperation to punch, if do not have corresponding structure to dodge, can lead to the frock impaired, based on this, be equipped with in the bottom surface of mounting groove 2 and dodge hole 9. The dodging hole is formed in the middle of the bottom surface of the mounting groove, and after the machined universal joint is installed in the mounting groove, the drilling operation is matched to enable the punched hole to be located in the center of the universal joint.
The processing method adopting the upper universal joint clamping processing tool comprises the following steps:
firstly, parts are arranged in the mounting groove 2 and are clamped, positioned and fixed through a clamping plate 4; the method comprises the following steps that an adjusting bolt penetrates through a mounting hole of a limiting plate, then the adjusting bolt is gradually screwed, the adjusting bolt gradually pushes against a clamping plate to one side of a mounting groove, and the clamping plate and the mounting groove are matched to clamp and fix parts in the mounting groove;
secondly, milling the flat potential of the part exposed at one side of the outer part of the mounting groove by a cutter; specifically, after a base for positioning and fixing the part is placed on a machine tool to be limited and fixed, milling the flat potential on the upper side of the part through a cutter;
thirdly, taking out the part after milling the flat, turning one side of the milled flat into a mounting groove, and milling the flat of the other side of the part through a cutter; the technological requirement parameters of the two times of milling are the same;
step four, after milling the flat potential again, machining a part center hole through a machine tool; specifically, after the required universal joint flat potential is milled through repeated operation of the step two and the step three, the tool is fixed at the machining hole, and then the center hole is machined, so that the bottom of the installation groove of the tool cannot be damaged during punching due to the existence of the avoidance hole in the installation groove;
and fifthly, turning the part by 90 degrees, loading the part into the mounting groove, and processing a center hole of the end face of the part to form a cross-shaped hole, thus obtaining the universal joint.
Example 2
As shown in fig. 3, the present embodiment is different from embodiment 1 in that a plurality of sets of mounting grooves 2 distributed laterally and/or longitudinally are provided on a base, and a positioning adjustment mechanism is provided outside a notch of each mounting groove. The structure is convenient for clamping and positioning a plurality of parts simultaneously, and the universal joint can be conveniently machined and manufactured simultaneously by the parts. The respective structures of the tool are the same as those of embodiment 1, and will not be described in excess here. The tool arranged by the structure can be used for simultaneously processing a plurality of universal joints, and the production efficiency is improved. The method of simultaneously machining a plurality of universal joints is similar to the machining method in example 1, except that a plurality of parts are simultaneously operated by the machining method in example 1.
In addition, the two sides of the base are provided with positioning clamping grooves, so that the positioning clamping piece on the machining equipment of the matching machine can clamp and fix the tool conveniently.
Example 3
The difference between this embodiment and embodiment 1 lies in, is equipped with the guide rail on the base 1, and the top of guide rail face is in same plane with the bottom surface of mounting groove, and grip block 4 is equipped with the draw-in groove of joint guide rail, and location adjustment mechanism drives the grip block and slides along the guide rail in order to adjust the distance between grip block and the mounting groove breach. Through the structure, the distance from the clamping plate to the notch of the mounting groove is convenient to adjust, parts with different specifications and longitudinal sizes can be adapted to be processed, and the applicability of the tool is improved.
Example 4
The difference between the embodiment and the embodiment 1 is that two ends of the notch of the mounting groove and the corresponding positions of the clamping plate form a semicircular groove hole with a gap, and the other two semicircular groove holes are respectively positioned at the other two corners of the mounting groove. Among this structural setting, the corresponding position of breach both ends and the grip block at the mounting groove forms the semicircle slotted hole that has gapped, satisfies on the one hand and avoids the cutter fillet to lead to the problem that the part can't be packed into, and on the other hand has set up the clearance space for certain pre-compaction space of opening and shutting occasionally in the centre gripping, the cutter of being convenient for is packed into, has also reduced the area of contact at this place of cutter simultaneously, reduces the rate of colliding with, also provides the fillet business turn over in advance to the space for the cutter man-hour.
The invention has been described above by way of example with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above-described manner. Various insubstantial improvements are made by adopting the method conception and the technical proposal of the utility model; or without improvement, the above conception and technical solution of the present invention can be directly applied to other occasions, all within the protection scope of the present invention.
Claims (9)
1. The utility model provides a universal joint centre gripping processing frock, includes the base, its characterized in that, be equipped with the mounting groove on the base, one side of mounting groove is equipped with the breach, the frock is still including locating the grip block on the base and being used for contradicting the location adjustment mechanism of grip block in order to adjust the grip block towards mounting groove breach one side clamping-force, the grip block forms the centre gripping installation space of universal joint towards a side of mounting groove breach and mounting groove cooperation.
2. The universal joint clamping and processing tool according to claim 1, wherein the positioning and adjusting mechanism comprises a limiting plate and an adjusting bolt, the adjusting bolt penetrates through the limiting plate to abut against the clamping plate, and clamping force between the clamping plate and the notch of the mounting groove is adjusted by tightening and loosening the adjusting bolt.
3. The universal joint clamping machining tool according to claim 1, wherein a clearance space is reserved between the clamping plate and the end face of the mounting groove notch.
4. The universal joint clamping tooling of claim 1, wherein semicircular slotted holes are reserved at four corners of the clamping installation space.
5. The universal joint clamping tooling device of claim 1, wherein a clamping groove is formed in one side surface of the clamping plate facing the notch of the mounting groove, and the clamping groove and the mounting groove are matched to form a clamping mounting space.
6. The clamping and processing tool for the universal joint according to claim 1, wherein an avoiding hole is formed in the bottom surface of the mounting groove.
7. The universal joint clamping and processing tool according to claim 1, wherein a plurality of groups of transversely distributed and/or longitudinally distributed mounting grooves are formed in the base, and a positioning and adjusting mechanism is arranged outside a gap of each mounting groove.
8. The universal joint clamping tool according to claim 1, wherein the base is provided with a guide rail, the top end face of the guide rail and the bottom surface of the mounting groove are in the same plane, the clamping plate is provided with a clamping groove for clamping the guide rail, and the positioning adjusting mechanism drives the clamping plate to slide along the guide rail so as to adjust the distance between the clamping plate and the notch of the mounting groove.
9. The clamping tooling for the universal joint according to claim 1, wherein the two sides of the base are provided with positioning and clamping grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922434630.0U CN211387800U (en) | 2019-12-30 | 2019-12-30 | Universal joint clamping and processing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922434630.0U CN211387800U (en) | 2019-12-30 | 2019-12-30 | Universal joint clamping and processing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211387800U true CN211387800U (en) | 2020-09-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922434630.0U Active CN211387800U (en) | 2019-12-30 | 2019-12-30 | Universal joint clamping and processing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211387800U (en) |
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2019
- 2019-12-30 CN CN201922434630.0U patent/CN211387800U/en active Active
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Address after: 244000 No. 4201, west section of Cuihu Sixth Road, Tongling City, Anhui Province Patentee after: Tongling Sanyuan Machinery Manufacturing Co.,Ltd. Address before: 244000 No. 4201, west section of Cuihu Sixth Road, Tongling City, Anhui Province Patentee before: TONGLING SANYUAN SPECIAL CASTING CO.,LTD. |