CN210677921U - Mandrel positioning pull type clamp body - Google Patents
Mandrel positioning pull type clamp body Download PDFInfo
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- CN210677921U CN210677921U CN201921736628.2U CN201921736628U CN210677921U CN 210677921 U CN210677921 U CN 210677921U CN 201921736628 U CN201921736628 U CN 201921736628U CN 210677921 U CN210677921 U CN 210677921U
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Abstract
The utility model belongs to the technical field of the work piece for the processing of pincers body, concretely relates to mandrel location pull-type anchor clamps body, especially to the fixing of automobile back pincers body man-hour, be provided with the mounting hole on the base, install the positioning core axle in the mounting hole, the position that is located the mounting hole at the positioning core axle is connected with the connecting rod of pneumatic cylinder, be provided with the locating piece on the base, install the locating pin on the locating piece, epaxial dabber keyway that is provided with in ladder location, be provided with the straining rod of perpendicular to positioning core axle in the dabber keyway, on the straining rod is towards the lateral wall of base, the straining rod both ends are provided with the circular arc point respectively, the locating pin is. This application can shorten pincers body location benchmark and afterbody top surface by cutting face length, when will pincers the body fixed, avoids the work piece to appear slightly vibrating at the rotation cutting in-process.
Description
Technical Field
The utility model belongs to the technical field of the work piece is used in pincers body processing, concretely relates to mandrel location pull-type anchor clamps body, especially to the automobile rear pincers body add man-hour fixed.
Background
For the use of the clamp body, the clamp body is usually installed on horizontal numerical control lathe equipment and is connected and screwed down by a connecting bolt, the clamp body serving as a rear clamp body of a processed workpiece is installed on the clamp body and is positioned, tensioned and stabilized, the equipment is started, and a tool is used for performing material turning on the top surface of the tail part of the clamp body to form an electronic parking mechanism assembly installation plane and drill tapping.
The left side and the right side of one end of the rear caliper body are provided with the support lugs, the support lug holes are arranged at the positions of the support lugs, the original clamping mode of the rear caliper body in the roof surface process is to use the two support lug holes of the caliper body as positioning holes, use the plane of the end surface of the cylinder opening as a reference and use the inner side surface of the caliper claw as a tensioning surface for processing, and the processing mode is characterized in that the processing mode is to easily generate a slight vibration phenomenon of a workpiece during the rotary cutting process due to the fact that the lengths of the cut parts of the end surface of the cylinder opening and the tail part are longer, the length is larger than 63mm, the diameter of the positioning hole is 2-phi 8.3, and the length is 13, so that the phenomenon that the processing.
Disclosure of Invention
To the problem among the prior art, the utility model provides a mandrel location pull-type anchor clamps body can shorten pincers body location benchmark and afterbody top surface and is cut face length, when will pincers body fixed, avoids the work piece to appear slightly vibrating at the rotary cutting in-process.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides a mandrel location pull-type anchor clamps body, its special character lies in:
the positioning device is characterized in that a mounting hole is formed in the base 5, a positioning core shaft 6 is mounted in the mounting hole, the position, located in the mounting hole, of the positioning core shaft 6 is connected with the connecting rod 3 of the hydraulic cylinder, a positioning block 8 is arranged on the base 5, a positioning pin 10 is mounted on the positioning block 8, a core shaft key groove 11 is formed in the stepped positioning shaft, a tensioning rod 11 perpendicular to the positioning core shaft 6 is arranged in the core shaft key groove 11, arc points 9 are respectively arranged at two ends of the tensioning rod 11 on the side wall, facing the base 5, of the tensioning rod 11, and the positioning pin 10 is parallel to.
Furthermore, the distance between the positioning pin 10 and the positioning mandrel 6 is consistent with the distance between the support lug 2 on one side of the pliers body and the center of the pliers body.
Furthermore, the connecting rod 3 of the hydraulic cylinder extends into one end of the positioning mandrel 6 and is assembled with the tensioning rod 11 at the position of the mandrel key groove 11.
Further, a mounting plate 13 is arranged on the base 5, the mounting plate 13 is located above the mounting hole, and one end of the positioning core shaft 6 penetrates through the mounting plate 13 and goes deep into the mounting hole.
Further, the base 5 is disc-shaped, and a plurality of through holes are formed in the base 5, so that a turning tool can conveniently go deep into the through holes to process the clamp body 1 fixed on the positioning core shaft 6.
Furthermore, a balancing weight 7 is arranged at the symmetrical position of the positioning block 8 and used for balancing the weight on the base.
Compared with the prior art, the utility model, its useful part lies in:
the utility model discloses a shorten the location benchmark and by cutting position length through change pincers body location benchmark position on current processing technology parameter and programming keep unchanged, guarantee production efficiency's basis, change location position increases work piece that location diameter and length etc. reduced the pincers body and appeared at the rotary cutting in-process slightly vibrates the phenomenon, guarantees and improves machining dimension's stability of quality, reduction quality cost, promotion productivity.
Drawings
Fig. 1 is a three-dimensional structure view of the pliers assembled with the pliers body.
Fig. 2 is a sectional view taken along a-a of fig. 1.
Description of the labeling: 1. the clamp comprises a clamp body, 2, a support lug, 3, a connecting rod, 4, a through hole, 5, a base, 6, a positioning mandrel, 7, a balancing weight, 8, a positioning block, 9, an arc point, 10, a positioning pin, 11, a tensioning rod, 12, a mandrel key groove, 13 and a mounting disc.
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.
Example 1
The workpiece to be machined is a rear clamp body, the structure of the rear clamp body is not described in detail, and for convenience of describing the use of the embodiment, the support lugs and the support lug holes of the clamp body are described, the support lugs are symmetrically arranged on the left side and the right side of one end of the clamp body, and the support lug holes are formed in the support lugs. The embodiment adopts the rear clamp body of the automobile, and the top surface of the rear clamp body of the automobile is turned after the rear clamp body of the automobile is fixed.
The anchor clamps body of this embodiment is used for fixing the pincers body, is provided with the mounting hole on base 5, installs positioning core axle 6 in the mounting hole, is provided with mounting disc 13 on base 5, and mounting disc 13 is located the mounting hole top, and positioning core axle 6 one end is run through mounting disc 13 and is gone deep into in the mounting hole, and positioning core axle 6 of this embodiment is ladder positioning core axle, is used for matching the size in back pincers body jar hole.
The position of the positioning mandrel 6, which is located in the mounting hole, is connected with the connecting rod 3 of the hydraulic cylinder, that is, in the attached drawing 1-2, the left end of the positioning mandrel 6 extends out of the mounting hole, the right end of the positioning mandrel 6 is provided with a mandrel key groove 11, a tension rod 11 perpendicular to the positioning mandrel 6 is arranged in the mandrel key groove 11, the space between the left end of the positioning mandrel 6 and the mandrel key groove 11 is hollow, the right end of the connecting rod 3 of the hydraulic cylinder extends into the positioning mandrel key groove, the right end of the connecting rod 3 is assembled with the mandrel key groove 11 at the mandrel key groove 11 for use, the right end of the connecting rod 3 is also provided with a connecting rod key groove matched with the connecting rod key groove and the mandrel key groove 11, when the connecting rod key groove and the mandrel key groove 11 coincide with each other, and the tension rod 11 penetrates through.
The mandrel key grooves 11 are respectively extended from two ends of the tension rod 11, the extended parts are vertically symmetrical, and arc points 9 are respectively arranged at two ends of the tension rod 11 facing the side wall of the base 5 and used for achieving the anti-collision and shock-absorbing effects.
The base 5 is provided with a positioning block 8, the positioning block 8 is provided with a positioning pin 10, the positioning pin 10 is parallel to the positioning mandrel 6, when the clamp is installed, the top end of the positioning pin 10 extends into the lug hole of the lug 2 of the clamp body 1, and the bottom end of the positioning pin is fixed on the positioning block 8.
The distance between the positioning pin 10 and the positioning mandrel 6 is consistent with the distance between the support lug on either side of the forceps body and the center of the forceps body.
The base 5 is discoid, and the base 5 of being convenient for is installed rotatoryly on the lathe, is favorable to lathe work, still is provided with a plurality of through holes on the base 5, and the size and the quantity of through hole are unanimous with the cutter on the lathe, and the lathe work is carried out to the pincers body of fixing on the positioning core axle 6 in the lathe cutter of being convenient for gos deep into through hole 4.
And a balancing weight 7 is arranged at the symmetrical position of the positioning block 8 and used for balancing the weight on the base 5.
When using, the right-hand member of positioning core axle 6 stretches into inside the back pincers body jar hole, one end designs into hollow state and has the keyway in this application positioning core axle 6, with the positioning core axle 6 other end go deep into inside the back pincers body jar hole, the diameter area and the length of positioning core axle 6 with jar hole contact have been increaseed, the journal stirrup pot cover of one of them journal stirrup of the back pincers body is on locating pin 10, the tightening rod 11 supports the back pincers body and keeps silent inboard, use a journal stirrup hole and locating pin 10 as assistance-localization real-time simultaneously, the furthest has reduced the skew phenomenon of the focus that the work piece rotary cutting in-process produced.
The distance between the reference surface and the turned surface is minimized by taking the plane of the positioning mandrel 6 and the bottom plane of the piston hole of the clamp body as the reference surfaces, so that the lengths of the positioning reference surface and the turned part at the tail part of the clamp body are shortened, and the gravity center offset phenomenon in the rotating machining process of a workpiece is reduced to the maximum extent;
increase tie rod 11 and 2 circular arc contacts at positioning core axle 6, tie rod 11 can linear motion in positioning core axle 6's keyway to 2 circular arc contacts on the tie rod 11 are taut with the point contact with back pincers body keep silent inboard plane, have just so eliminated tie rod plane and keep silent planar face contact structure, have reduced the phenomenon of tensioning force stress dispersion, thereby have improved the focus stability of work piece rotary cutting in-process.
The application simplifies the structure, designs the lightweight, subtracts heavy design to pressing from both sides specific whole weight, and improve equipment main shaft revolution has improved production efficiency.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain a separate embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a mandrel location pull-type anchor clamps body which characterized in that: the positioning device is characterized in that a mounting hole is formed in the base (5), a positioning core shaft (6) is mounted in the mounting hole, the position, located in the mounting hole, of the positioning core shaft (6) is connected with the connecting rod (3) of the hydraulic cylinder, a positioning block (8) is arranged on the base (5), a positioning pin (10) is mounted on the positioning block (8), a core shaft key groove (12) is formed in the stepped positioning shaft, a tensioning rod (11) perpendicular to the positioning core shaft (6) is arranged in the core shaft key groove (12), arc points (9) are respectively arranged at two ends of the tensioning rod (11) on the side wall, facing the base, of the tensioning rod (11), and the positioning pin (10) is parallel to.
2. The mandrel-positioning pull-type fixture body of claim 1, wherein: the distance between the positioning pin (10) and the positioning core shaft (6) is consistent with the distance between the support lug (2) at one side of the clamp body and the center of the clamp body.
3. The mandrel-positioning pulling fixture body of claim 2, wherein: the connecting rod (3) of the hydraulic cylinder extends into one end of the positioning mandrel (6) and is assembled with the tensioning rod (11) at the position of the mandrel key groove (12).
4. The mandrel-positioning pulling fixture body of claim 3, wherein: a mounting disc (13) is arranged on the base (5), the mounting disc (13) is positioned above the mounting hole, and one end of the positioning core shaft (6) penetrates through the mounting disc (13) and goes deep into the mounting hole.
5. The mandrel-positioning pulling fixture body of claim 4, wherein: the base (5) is disc-shaped, a plurality of through holes are further formed in the base, and a turning tool can conveniently go deep into the holes to process the clamp body fixed on the positioning core shaft (6).
6. The mandrel-positioning pulling fixture body of claim 5, wherein: and a balancing weight (7) is arranged at the symmetrical position of the positioning block (8) and is used for balancing the weight on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736628.2U CN210677921U (en) | 2019-10-16 | 2019-10-16 | Mandrel positioning pull type clamp body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736628.2U CN210677921U (en) | 2019-10-16 | 2019-10-16 | Mandrel positioning pull type clamp body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210677921U true CN210677921U (en) | 2020-06-05 |
Family
ID=70903668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921736628.2U Active CN210677921U (en) | 2019-10-16 | 2019-10-16 | Mandrel positioning pull type clamp body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210677921U (en) |
-
2019
- 2019-10-16 CN CN201921736628.2U patent/CN210677921U/en active Active
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