CN217475454U - Clamp suitable for thin-wall part - Google Patents
Clamp suitable for thin-wall part Download PDFInfo
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- CN217475454U CN217475454U CN202222029029.5U CN202222029029U CN217475454U CN 217475454 U CN217475454 U CN 217475454U CN 202222029029 U CN202222029029 U CN 202222029029U CN 217475454 U CN217475454 U CN 217475454U
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Abstract
The utility model relates to an anchor clamps suitable for thin wall part, including the body, shelve a and hold-down mechanism, its characterized in that: the pressing mechanism comprises at least two pressing pieces, each pressing piece comprises a head part and a tail part, and the heads of the pressing pieces press the thin-wall parts together under the action of external processing equipment; compared with the prior art, the utility model has the advantages of: the placing pieces are arranged for placing parts, the tail parts of the pressing pieces are connected with the power output end of external processing equipment through the connecting mechanisms, and under the action of the external processing equipment, the heads of the pressing pieces can be simultaneously close to the placing pieces so as to quickly and completely press the thin-wall parts placed on the placing pieces in one step, so that the pressing efficiency is greatly improved; meanwhile, the thin-wall part is prevented from tilting due to single-side compression, so that the thin-wall part is further prevented from deforming in the clamping process.
Description
Technical Field
The utility model relates to a machining technology field especially relates to an anchor clamps suitable for thin wall part.
Background
In the machining process, clamping jaws are usually used for clamping a workpiece, such as a common three-jaw chuck, but for thin-wall parts (parts with smaller wall thickness), the outer wall surface clamped by the three-jaw chuck can cause deformation of the thin-wall parts; therefore, the preferable scheme is that the clamp is clamped on the end face of the thin-wall part, for example, a Chinese utility model 'a clamp applied to thin-sheet parts' with the patent number ZL201810579505.6 discloses a clamp capable of clamping the end face of the thin-wall part, the clamp comprises a bottom plate, an external thread cylinder, an internal thread ring and a pressing piece, the bottom of the external thread cylinder is connected with the upper surface of the bottom plate, the internal thread ring is sleeved on the external thread cylinder and is in threaded connection with the external thread cylinder, the pressing piece is L-shaped, the side wall of the vertical section of the pressing piece is connected with the outer wall of the internal thread ring, the horizontal section of the pressing piece is positioned above the external thread cylinder, the two horizontal sections of the pressing piece are opposite to each other; although the clamp rotates around the external thread cylinder through the internal thread cylinder, so that the pressing piece presses the sheet part, the following limitations still exist:
the mode that the pressing piece descends through the thread rotation mode is inconvenient, the pressing piece can only descend for a short distance by rotating a circle, and the thin-wall part is completely pressed by rotating a plurality of circles, so that the pressing time is too long, and the efficiency is too low; for this reason, further improvements in the jig are required.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to foretell technical current situation and provide an anchor clamps that can compress tightly thin wall part terminal surface sooner.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: this anchor clamps suitable for thin wall part, including:
a body;
the placing piece is arranged on the top wall of the body and used for placing the thin-wall part;
the pressing mechanism is also arranged on the top wall of the body, is arranged adjacent to the placing piece and is used for pressing the end face of the thin-wall part; the method is characterized in that:
the pressing mechanism comprises at least two pressing pieces arranged at intervals along the end face of the thin-wall part, each pressing piece comprises a head used for pressing the end face of the thin-wall part, the tail of each pressing piece is connected with a power output end of external processing equipment through a connecting mechanism arranged in the body, and the heads of the pressing pieces press the thin-wall part together under the action of the external processing equipment.
In order to better enable the connecting mechanism to receive driving force from an external processing device, preferably, the body further comprises:
a bottom wall connectable with an external processing device;
a peripheral wall connected with the top wall and the bottom wall to form an accommodating chamber for accommodating the connecting mechanism;
one end of the connecting mechanism extends out of the top wall to be connected with the tail part of each pressing piece, and the other end of the connecting mechanism extends out of the bottom wall to be connected with a power output end of external processing equipment.
In order to better drive each pressing member so that each pressing member realizes simultaneous action, preferably, the body has a center line disposed perpendicular to the top wall, the center line is equidistant from each pressing member, and the connecting mechanism includes:
the axes of the first connecting rods are parallel to the central line, and the first connecting rods are correspondingly connected with the tail parts of the pressing pieces one by one;
the axis of the second connecting rod is collinear with the central line, the upper part of the second connecting rod is positioned in the accommodating cavity, and the lower part of the second connecting rod extends outwards from the bottom wall and is connected with a power output end of external processing equipment;
a third connecting member extending from an upper portion of the second connecting rod to each of the first connecting rods in a radial direction to connect each of the first connecting rods to the upper portion of the second connecting rod;
and under the condition that the power output end of external processing equipment drives the second connecting rods to axially move along the central line, the first connecting rods can drive the heads of the corresponding pressing pieces together to press the thin-wall parts.
Since there are various structures capable of simultaneously pressing the pressing members, it is preferable that the pressing members further include a base connected to the top wall of the body, and a hinge portion provided between the head portion and the tail portion and hinged to the base, from the viewpoint of structural simplicity;
under the condition that a power output end of external processing equipment drives a second connecting rod of the connecting mechanism to move upwards along the central line, each first connecting rod of the connecting mechanism drives the head of the corresponding pressing piece to rotate around the hinge portion, so that the heads of the pressing pieces press thin-wall parts together. The head and the tail are respectively arranged at the two ends of the hinge part, and the lever principle is utilized, so that the head can quickly and firmly press the thin-wall part after the tail is driven by a driving force.
In order to better rest the thin-wall parts, preferably, the rest part comprises at least two resting parts for resting the thin-wall parts, each resting part corresponds to each pressing part one by one, and each resting part is arranged side by side with the base of the corresponding pressing part.
Preferably, the placing part is provided with an opening for adsorbing a thin-walled part, correspondingly, the body is provided with a communicating channel communicated with the opening, the second connecting rod is provided with a through hole, and a pipeline connected with the communicating channel is connected with external air extraction equipment through the through hole. The placing part of the placing part is provided with the open hole and is connected with external air extraction equipment through the communication channel and the pipeline, so that the thin-wall part can be placed and adsorbed, and the thin-wall part is more firmly pressed on the placing part.
In order to position the parts for improving feeding accuracy, it is preferable that a positioning member is further included, which is disposed adjacent to the rest member and is used for positioning the thin-walled parts.
In order to activate the clamping mechanism only when the rest is resting with parts, preferably, the positioning element is provided with a sensor for sensing whether a thin-walled part is placed.
Compared with the prior art, the utility model has the advantages of: the placing pieces are arranged for placing parts, the tail parts of the pressing pieces are connected with the power output end of external processing equipment through the connecting mechanisms, and under the action of the external processing equipment, the heads of the pressing pieces can be simultaneously close to the placing pieces so as to quickly and completely press the thin-wall parts placed on the placing pieces in one step, so that the pressing efficiency is greatly improved; meanwhile, the thin-wall part is prevented from tilting due to single-side compression, so that the thin-wall part is further prevented from deforming in the clamping process.
Drawings
Fig. 1 is a schematic overall structure diagram of a fixture suitable for thin-walled parts in an embodiment of the present invention;
FIG. 2 is a schematic view of the embodiment of the present invention in which the parts are clamped;
FIG. 3 is a cross-sectional view of FIG. 2;
fig. 4 is an enlarged view of a portion a in fig. 3.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in FIGS. 1 to 4, the preferred embodiment of the present invention is shown. The clamp suitable for the thin-wall part comprises a body 1, a placing part 2, a pressing mechanism 4, a connecting mechanism 5, a positioning part 6 and an inductor 7; the body 1 comprises a top wall 11 for arranging the placing pieces 2 and the pressing mechanisms 4, a bottom wall 12 capable of being connected with external processing equipment and a peripheral wall 13 connected with the top wall 11 and the bottom wall 12, the top wall 11, the bottom wall 12 and the peripheral wall 13 jointly form an accommodating cavity 14 for accommodating the connecting mechanism 5, one end of the connecting mechanism 5 extends out of the top wall 11 to be connected with each pressing piece 41, and the other end of the connecting mechanism extends out of the bottom wall 12 to be connected with a power output end of the external processing equipment; the placing piece 2 is arranged on the top wall 11 of the body 1 and is used for placing the thin-wall parts 3; the pressing mechanism 4 is also arranged on the top wall 11 of the body 1, is arranged adjacent to the placing part 2 and is used for pressing the end face of the thin-wall part 3, the pressing mechanism 4 comprises three pressing parts 41 which are arranged at intervals along the end face of the thin-wall part 3, each pressing part 41 comprises a head part 411 used for pressing the end face of the thin-wall part 3, the tail part 412 of each pressing part 41 is connected with the power output end of external processing equipment through a connecting mechanism 5 arranged in the body 1, and under the action of the external processing equipment, the head parts 411 of the pressing parts 41 press the thin-wall part 3 together; in addition, the positioning piece 6 is arranged adjacent to the placing piece 2 and used for positioning the thin-wall part 3; finally, a sensor 7 is provided on the positioning member 6 for sensing whether the thin-walled part 3 is placed.
In order to better drive each pressing member 41 so that each pressing member 41 can act simultaneously, the following structure is adopted in the present embodiment: the body 1 of the present embodiment has a center line R disposed perpendicular to the top wall 11, the center line R being equidistant from the respective pressing pieces 41, and the connecting mechanism 5 includes a first connecting rod 51, a second connecting rod 52, and a third connecting rod 53; three first connecting rods 51 are arranged, the axes of the three first connecting rods are parallel to the central line R, and the three first connecting rods are correspondingly connected with the pressing pieces 41 one by one; the axis of the second connecting rod 52 is collinear with the central axis R, the upper portion 521 thereof is located in the accommodating cavity 14, and the lower portion 522 thereof extends outwards from the bottom wall 12 and is connected with the power output end of external processing equipment; the third connecting member 53 extends from the upper portion 521 of the second connecting rod 52 to each first connecting rod 51 in the radial direction to connect each first connecting rod 51 to the upper portion 521 of the second connecting rod 52; in the state that the power output end of the external processing equipment drives the second connecting rod 52 to move axially along the central line R, each first connecting rod 51 can drive the corresponding pressing piece 41 together to press the thin-wall part 3.
Since there are various structures capable of simultaneously pressing the pressing member 41, it is preferable that the pressing member 41 further includes a base 413 connected to the top wall 11 of the body 1, and a hinge portion 414 provided between the head portion 411 and the tail portion 412 and capable of being hinged to the base 413; in a state that the power output end of the external processing device drives the second connecting rod 52 of the connecting mechanism 5 to move upwards along the central line R, each first connecting rod 51 of the connecting mechanism 5 drives the head portion 411 of the corresponding pressing member 41 to rotate around the hinge portion 414, so that the head portions 411 of the pressing members 41 press the thin-walled part 3 together. The head 411 and the tail 412 are respectively arranged at the two ends of the hinge part 414, and the lever principle is utilized, so that the head 411 can quickly and firmly press the thin-wall part 3 after the tail 412 is driven.
In order to better lay the thin-walled part 3, the present embodiment also adopts a structure that, specifically, the laying member 2 includes three resting portions 21 for laying the thin-walled part 3, each resting portion 21 corresponds to each pressing member 41 one by one, and each resting portion 21 is arranged side by side with the base 413 of the corresponding pressing member 41; the placing part 21 is provided with an opening 22 for adsorbing the thin-wall part 3, correspondingly, the body 1 is provided with a communication channel 15 communicated with the opening 22, the second connecting rod 52 is provided with a through hole 523, and a pipeline connected with the communication channel 15 is connected with external air extraction equipment through the through hole 523. The placing part 21 of the placing part 2 is provided with the opening 22 and is connected with external air extraction equipment through the communication channel 15 and the pipeline, so that the placing part 2 can play a role in adsorbing the thin-wall part 3 while placing the thin-wall part 3, and the thin-wall part 3 is more firmly pressed on the placing part 2.
In summary, the clamp suitable for the thin-wall part is used as follows:
A. the processing operator places the thin-wall part 3 on the placing part 21 of the placing piece 2;
B. the sensor 7 on the positioning piece 6 senses the thin-wall part 3, and external air extraction equipment is started to extract air, so that the thin-wall part 3 is adsorbed on the placing part 21;
C. at the same time, the power output end of the external processing equipment applies a driving force to the second connecting rod 52, and the second connecting rod 52 moves upwards, so that the third connecting member 53 and the first connecting rod 51 move upwards along with the second connecting rod 52, thereby driving the tail part 412 of the pressing member 41 to rotate around the hinge part 414, and accordingly, the head part 411 of the pressing member 41 approaches the resting member 2, and presses the thin-walled part 3 resting on the resting member 2.
Claims (8)
1. A clamp suitable for a thin-walled part, comprising:
a body (1);
the laying piece (2) is arranged on the top wall (11) of the body (1) and is used for laying the thin-wall part (3);
the pressing mechanism (4) is also arranged on the top wall (11) of the body (1) and is arranged adjacent to the placing piece (2) and used for pressing the end face of the thin-wall part (3); the method is characterized in that:
the pressing mechanism (4) comprises at least two pressing pieces (41) arranged at intervals along the end face of the thin-wall part (3), each pressing piece (41) comprises a head (411) used for pressing the end face of the thin-wall part (3), the tail (412) of each pressing piece (41) is connected with the power output end of external processing equipment through a connecting mechanism (5) arranged in the body (1), and under the action of the external processing equipment, the heads (411) of the pressing pieces (41) press the thin-wall part (3) together.
2. A clamp for thin-walled parts according to claim 1, wherein: the body (1) further comprises:
a bottom wall (12) connectable to external processing equipment;
a peripheral wall (13) connected to the top wall (11) and the bottom wall (12) to form a housing chamber (14) for housing the connecting mechanism (5);
one end of the connecting mechanism (5) extends out of the top wall (11) to be connected with the tail parts (412) of the pressing pieces (41), and the other end of the connecting mechanism extends out of the bottom wall (12) to be connected with the power output end of external processing equipment.
3. The fixture for the thin-walled part according to claim 2, wherein: said body (1) having a centre line (R) arranged perpendicularly to said top wall (11), said centre line (R) being equidistant from each of said pressing members (41), and said connection means (5) comprising:
at least two first connecting rods (51), the axes of which are arranged in parallel with the central line (R) and are connected with the tail parts (412) of the pressing pieces (41) in a one-to-one correspondence manner;
a second connecting rod (52) having an axis collinear with said centerline (R), said second connecting rod (52) having an upper portion (521) located within said housing chamber (14) and a lower portion (522) extending outwardly from said bottom wall (12) for connection to a power take-off of an external processing apparatus;
a third connector (53) extending from an upper portion (521) of the second connecting rod (52) to each of the first connecting rods (51) in a radial direction to connect each of the first connecting rods (51) to the upper portion (521) of the second connecting rod (52);
under the condition that the power output end of the external processing equipment drives the second connecting rod (52) to axially move along the central line (R), each first connecting rod (51) can drive the head (411) of the corresponding pressing piece (41) together to press the thin-wall part (3).
4. A fixture for thin-walled parts according to claim 3, wherein: the pressing member (41) further comprises a base (413) connected to the top wall (11) of the body (1), and a hinge (414) arranged between the head portion (411) and the tail portion (412) and hingeable to the base (413);
under the condition that a power output end of external processing equipment drives a second connecting rod (52) of the connecting mechanism (5) to move upwards along the central line (R), each first connecting rod (51) of the connecting mechanism (5) drives the head (411) of the corresponding pressing piece (41) to rotate around the hinge portion (414), so that the head (411) of each pressing piece (41) presses the thin-wall part (3) together.
5. The fixture for the thin-walled part according to claim 4, wherein: the placing part (2) comprises at least two placing parts (21) for placing the thin-wall part (3), each placing part (21) corresponds to each pressing part (41) one by one, and each placing part (21) is arranged side by side with the base (413) of the corresponding pressing part (41).
6. The fixture for the thin-walled part according to claim 5, wherein: the placing part (21) is provided with a hole (22) for adsorbing a thin-wall part (3), correspondingly, the body (1) is provided with a communicating channel (15) communicated with the hole (22), the second connecting rod (52) is provided with a through hole (523), and a pipeline connected with the communicating channel (15) is connected with external air extraction equipment through the through hole (523).
7. A fixture for thin-walled parts according to any one of claims 1 to 6, wherein: and the positioning part (6) is arranged adjacent to the rest part (2) and is used for positioning the thin-wall part (3).
8. The fixture for the thin-walled part according to claim 7, wherein: and an inductor (7) used for inducing whether the thin-wall part (3) is placed or not is arranged on the positioning piece (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222029029.5U CN217475454U (en) | 2022-08-03 | 2022-08-03 | Clamp suitable for thin-wall part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222029029.5U CN217475454U (en) | 2022-08-03 | 2022-08-03 | Clamp suitable for thin-wall part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217475454U true CN217475454U (en) | 2022-09-23 |
Family
ID=83318212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222029029.5U Active CN217475454U (en) | 2022-08-03 | 2022-08-03 | Clamp suitable for thin-wall part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217475454U (en) |
-
2022
- 2022-08-03 CN CN202222029029.5U patent/CN217475454U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 68, Yanshanhe South Road, Beilun District, Ningbo, Zhejiang 315825 Patentee after: Ningbo Xusheng Group Co.,Ltd. Address before: No. 65, Yanshan South Road, Beilun District, Ningbo City, Zhejiang Province 315825 Patentee before: NINGBO XUSHENG AUTO TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address |