CN212735109U - Universal joint sleeve positioning device - Google Patents
Universal joint sleeve positioning device Download PDFInfo
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- CN212735109U CN212735109U CN202021687387.XU CN202021687387U CN212735109U CN 212735109 U CN212735109 U CN 212735109U CN 202021687387 U CN202021687387 U CN 202021687387U CN 212735109 U CN212735109 U CN 212735109U
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Abstract
The utility model discloses a universal joint sleeve positioning device, wherein a lower limiting block is positioned and installed on a base and used for limiting the position of the lower part of a workpiece; the side limiting blocks are transversely and slidably arranged on the base and can transversely move relative to the base, and the two side limiting blocks are arranged in a collinear manner; the side limiting blocks are used for limiting the positions of two sides of the workpiece, and the two side limiting blocks are driven by the bidirectional screw rod to slide transversely; two-way lead screw rotates and installs on the base, sets up on the two-way lead screw and revolves to opposite external screw thread, two side spacing blocks respectively with two-way lead screw on different screw-thread fit, when two-way lead screw rotated along same direction, two side spacing block's motion opposite direction, two side spacing blocks can be in step relatively be close to and keep away from. The utility model discloses a two side spacing blocks are close to the centre gripping work piece each other in step, because two side spacing blocks can synchronous motion, can guarantee that the work piece is located the positive position when pressing from both sides tightly, realize quick accurate location, avoid the positioning deviation that manual operation appears.
Description
Technical Field
The utility model relates to a machining technology field further relates to a universal joint cover positioner.
Background
The universal joint sleeve needs to be subjected to processes of milling, drilling and the like, the traditional method is that corresponding mark points are drawn on a workpiece, the workpiece is positioned according to the length of an ear part on one side after being leveled by visual measurement, and then the workpiece is manually pressed by a pressing plate, and due to the fact that the workpiece is not accurately positioned, the accuracy of the drilling and milling is difficult to guarantee depending on the experience of workers.
For those skilled in the art, how to accurately position the universal joint sleeve is a technical problem to be solved at present.
SUMMERY OF THE UTILITY MODEL
The utility model provides a universal joint cover positioner through the syntropy of side spacing piece or reverse synchronous motion, makes the work piece put at central point by the centre gripping, guarantees positioning accuracy, and concrete scheme is as follows:
a joint boot positioning device comprising:
a base;
the lower limiting block is positioned and installed on the base and used for limiting the position of the lower part of the workpiece;
the side limiting blocks are transversely and slidably mounted on the base, and the two side limiting blocks are mounted in a collinear manner; the side limiting blocks are used for limiting the positions of two sides of the workpiece;
the bidirectional screw rod is rotatably installed on the base, external threads with opposite rotating directions are arranged on the bidirectional screw rod, and the side limiting blocks are respectively matched with different threads on the bidirectional screw rod and can be synchronously and relatively close to and far away from the bidirectional screw rod.
Optionally, an upper stop block is further included, the upper stop block being vertically movable for defining an upper position of the workpiece.
Optionally, the upper limiting block is driven to ascend and descend by cylinders on two sides.
Optionally, the lower limiting block, the side limiting block and the upper limiting block are respectively provided with a V-shaped inclined surface limiting workpiece.
Optionally, a protective cover is arranged above the upper limiting block and at a gap between the side limiting block and the base.
Optionally, the side limiting block comprises a side clamp, a nut seat and a nut, the side clamp is used for clamping a limiting workpiece, the side clamp is fixedly connected with the nut seat, and the nut seat is connected with the nut in an interference fit manner; the screw nut is used for being in threaded fit with the bidirectional screw rod.
Optionally, the bidirectional lead screw is a ball screw.
Optionally, a hand wheel is arranged at one end of the bidirectional screw rod, and a rocking handle is connected to the hand wheel.
The utility model provides a universal joint sleeve positioning device, wherein a lower limiting block is positioned and installed on a base and used for limiting the position of the lower part of a workpiece and supporting the workpiece; the side limiting blocks are transversely and slidably arranged on the base and can transversely move relative to the base, and the two side limiting blocks are arranged in a collinear manner; the side limiting blocks are used for limiting the positions of two sides of the workpiece, and the two side limiting blocks are driven by the bidirectional screw rod to slide transversely; two-way lead screw rotates and installs on the base, sets up on the two-way lead screw and revolves to opposite external screw thread, two side spacing blocks respectively with two-way lead screw on different screw-thread fit, when two-way lead screw rotated along same direction, two side spacing block's motion opposite direction, two side spacing blocks can be in step relatively be close to and keep away from. The utility model discloses a two side spacing blocks are close to the centre gripping work piece each other in step, because two side spacing blocks can synchronous motion, can guarantee that the work piece is located the positive position when pressing from both sides tightly, realize quick accurate location, avoid the positioning deviation that manual operation appears.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an isometric view of one embodiment of a universal joint sleeve positioning device provided by the present invention;
fig. 2 is a top view of an embodiment of a universal joint sleeve positioning device provided by the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
fig. 4 is a cross-sectional view taken along the line B-B in fig. 2.
The figure includes:
the device comprises a base 1, a lower limiting block 2, a side limiting block 3, a side clamp 31, a nut seat 32, a nut 33, a bidirectional screw rod 4, a hand wheel 41, a rocking handle 42, an upper limiting block 5 and a cylinder 6.
Detailed Description
The core of the utility model lies in providing a universal joint cover positioner, through the syntropy of side spacing piece or reverse synchronous motion, make the work piece put at central point by the centre gripping, guarantee positioning accuracy.
In order to make those skilled in the art better understand the technical solution of the present invention, the joint sleeve positioning device of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, which is an axonometric view of a specific embodiment of a universal joint sleeve positioning device provided by the present invention; the utility model discloses a universal joint cover positioner includes base 1, lower spacing block 2, side spacing block 3, two-way lead screw 4 isotructures, and base 1 plays the effect of support, is used for installing other parts on it.
The lower limiting block 2 is positioned and arranged on the base 1 and used for limiting the position of the lower part of the workpiece; the lower limiting block 2 is contacted with the lower part of the workpiece to support the workpiece, and the workpiece cannot move downwards continuously after being contacted with the lower limiting block 2.
Fig. 2 is a top view of a specific embodiment of a universal joint sleeve positioning device according to the present invention; FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2, and FIG. 4 is a cross-sectional view taken along the line B-B in FIG. 2; the side limiting block 3 is transversely slidably mounted on the base 1, a guide sliding groove is transversely formed in the base 1, a sliding block is arranged on the side limiting block 3, and the sliding block is guided by the sliding groove, so that the side limiting block 3 can transversely move along the direction of the sliding groove.
Two side limiting blocks 3 are arranged, and each side limiting block 3 can slide transversely relative to the base 1; the two side limiting blocks 3 are arranged in a collinear way, namely the motion tracks of the two side limiting blocks 3 are positioned on the same straight line. The two side limiting blocks 3 are used for limiting the positions of two sides of a workpiece, the workpiece is located between the two side limiting blocks 3, and when the two side limiting blocks 3 are close to each other, the two side limiting blocks are respectively contacted with the workpiece from two sides to provide clamping acting force for the workpiece.
The bidirectional screw rod 4 is rotatably arranged on the base 1, the bidirectional screw rod 4 is horizontally arranged, and the length direction of the bidirectional screw rod is parallel to the motion tracks of the two side limiting blocks 3; as shown in fig. 3, the bidirectional screw rod 4 is provided with external threads with opposite turning directions, the two side limiting blocks 3 are respectively matched with different threads on the bidirectional screw rod 4 and can be synchronously and relatively close to and far away from each other, because the two side limiting blocks 3 are respectively matched with the external threads with different turning directions, when the bidirectional screw rod 4 rotates in a certain direction, the two side limiting blocks 3 respectively move in different directions, and the two side limiting blocks 3 can be synchronously and mutually close to or far away from each other.
Generally, the thread specifications on the bidirectional screw rod 4 are the same, so that the two side limiting blocks 3 are close to or away from each other at the same speed, when the two side limiting blocks 3 are close to each other and clamp a workpiece, the workpiece just reaches the middle position, and the workpiece is located at the same position when the two side limiting blocks 3 clamp the workpiece.
During clamping operation, a workpiece is placed on the lower limiting block 2, supported and supported by the lower limiting block 2, and the position below the workpiece is limited; rotating the bidirectional screw rod 4 to enable the two side limiting blocks 3 to be synchronously close to each other until the workpiece is clamped, and finishing the lateral positioning and clamping of the workpiece; because the two side limiting blocks 3 are driven by the bidirectional screw rod 4 to be synchronously close to or far away from each other, the workpiece can be positioned at a determined position all the time, positioning points do not need to be found manually by feeling, other tools do not need to be used, the workpiece can be positioned at the determined position quickly and accurately, and positioning accuracy is guaranteed so as to facilitate subsequent milling and drilling.
On the basis of above-mentioned scheme, as shown in fig. 4, the utility model discloses still include spacing piece 5, go up spacing piece 5 can vertical removal for the upper portion position of injecing the work piece, after the work piece is fixed from both sides centre gripping by two side spacing pieces 3, spacing piece 5 moves down on the drive, makes the upper portion contact of spacing piece 5 and work piece, applys decurrent pressure to the work piece, prevents that the work piece atress from taking place the circumstances such as slope in follow-up course of working.
Specifically, the utility model provides an go up spacing piece 5 and drive through the cylinder 6 of both sides and rise and descend, the cylinder can provide and last and stable pressure, guarantees the effect that compresses tightly downwards.
The utility model provides a lower spacing piece 2, side spacing piece 3, go up spacing piece 5 and go up and set up the spacing work piece in V type inclined plane respectively, V type inclined plane has two inclined planes that are certain contained angle, through inclined plane and work piece contact, can guarantee the effect of centering, realizes stable centre gripping location.
Preferably, the utility model discloses can set up the protection casing in the top of last stopper 5 and the clearance department of side stopper 3 and base 1, play the guard action to this universal joint cover positioner through the protection casing, inside the garrulous access arrangement that cuts that produces in follow-up milling and drilling operation process.
As shown in fig. 3, the side limiting block 3 of the present invention includes a side clamp 31, a nut seat 32 and a nut 33, the side clamp 31 directly contacts with the workpiece for clamping the limiting workpiece, the side clamp 31 is fixedly connected with the nut seat 32, the side clamp shown in fig. 3 adopts a bolt for fixing, and fixing forms such as welding can also be used; the nut seat 32 is connected with the nut 33 in an interference fit manner, the nut 33 is inserted into a through hole in the nut seat 32, and the nut seat 32 and the base 1 are matched with each other to guide sliding; the internal surface of the cylindrical screw nut 33 is provided with an internal thread for being in threaded fit with the bidirectional screw rod 4, and the side limiting block 3 adopts a split structure, so that the processing and the manufacturing are convenient, and the processing difficulty is reduced.
Preferably, the utility model provides a two-way lead screw 4 is ball screw, and ball screw's frictional force is littleer, reduces frictional resistance.
A hand wheel 41 is arranged at one end of the bidirectional screw rod 4, so that the rotation operation is convenient; the hand wheel 41 is connected with a rocking handle 42, the direction of the rocking handle 42 is parallel to the length direction of the bidirectional screw rod 4, the rocking handle 42 is held by hands, and a power arm is enlarged through the hand wheel 41 and the rocking handle 42, so that the function of saving power is achieved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A universal joint bush positioning device, comprising:
a base (1);
the lower limiting block (2) is positioned and installed on the base (1) and used for limiting the position of the lower part of the workpiece;
the side limiting blocks (3) are transversely and slidably mounted on the base (1), and the two side limiting blocks (3) are mounted in a collinear manner; the side limiting blocks (3) are used for limiting the positions of two sides of the workpiece;
two-way lead screw (4), rotate and install base (1), set up on two-way lead screw (4) and revolve to opposite external screw thread, two side spacing piece (3) respectively with different screw-thread fit on two-way lead screw (4), can be in step relatively close to and keep away from.
2. Gimbal sleeve positioning device according to claim 1, further comprising an upper stop block (5), said upper stop block (5) being vertically movable for defining an upper position of a workpiece.
3. A joint bush positioning device according to claim 2, characterised in that the upper stop block (5) is raised and lowered by means of cylinders (6) on both sides.
4. The joint sleeve positioning device according to claim 3, wherein a V-shaped inclined surface limiting workpiece is respectively arranged on the lower limiting block (2), the side limiting block (3) and the upper limiting block (5).
5. Gimbal sleeve positioning device according to claim 2, characterised in that a shield is provided above the upper stop block (5) and at the gap between the side stop block (3) and the base (1).
6. The joint sleeve positioning device according to claim 1, wherein the side limiting block (3) comprises a side clamp (31), a nut seat (32) and a nut (33), the side clamp (31) is used for clamping a limiting workpiece, the side clamp (31) is fixedly connected with the nut seat (32), and the nut seat (32) is in interference fit connection with the nut (33); the screw nut (33) is used for being in threaded fit with the bidirectional screw rod (4).
7. A joint boot positioning device according to claim 1, characterized in that the bidirectional screw (4) is a ball screw.
8. The joint sleeve positioning device according to claim 1, wherein a hand wheel (41) is arranged at one end of the bidirectional screw rod (4), and a rocking handle (42) is connected to the hand wheel (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021687387.XU CN212735109U (en) | 2020-08-13 | 2020-08-13 | Universal joint sleeve positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021687387.XU CN212735109U (en) | 2020-08-13 | 2020-08-13 | Universal joint sleeve positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212735109U true CN212735109U (en) | 2021-03-19 |
Family
ID=74989586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021687387.XU Active CN212735109U (en) | 2020-08-13 | 2020-08-13 | Universal joint sleeve positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212735109U (en) |
-
2020
- 2020-08-13 CN CN202021687387.XU patent/CN212735109U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A universal joint sleeve positioning device Effective date of registration: 20230224 Granted publication date: 20210319 Pledgee: Bank of Jilin Co.,Ltd. Huadian Sub branch Pledgor: JILIN YUANFANG MACHINERY GROUP Co.,Ltd. Registration number: Y2023220000010 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230505 Granted publication date: 20210319 Pledgee: Bank of Jilin Co.,Ltd. Huadian Sub branch Pledgor: JILIN YUANFANG MACHINERY GROUP Co.,Ltd. Registration number: Y2023220000010 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Universal joint sleeve positioning device Effective date of registration: 20230508 Granted publication date: 20210319 Pledgee: Bank of Jilin Co.,Ltd. Huadian Sub branch Pledgor: JILIN YUANFANG MACHINERY GROUP Co.,Ltd. Registration number: Y2023220000037 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |