CN217530716U - Press fitting tool for inner hole bushing of connecting rod - Google Patents
Press fitting tool for inner hole bushing of connecting rod Download PDFInfo
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- CN217530716U CN217530716U CN202221647611.1U CN202221647611U CN217530716U CN 217530716 U CN217530716 U CN 217530716U CN 202221647611 U CN202221647611 U CN 202221647611U CN 217530716 U CN217530716 U CN 217530716U
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- connecting rod
- positioning
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- base
- rod
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Abstract
The utility model discloses a connecting rod inner hole bush press fitting tool, which comprises a tool base, wherein the lower plate surface of the tool base is provided with two supporting vertical plates; one side of the upper plate surface of the tool base is provided with a centering mechanism for positioning the large hole of the connecting rod; and a jacking mechanism for positioning the small hole of the connecting rod is arranged on the other side of the upper plate surface of the tooling base. The utility model discloses a lead screw top pushes away the conical head and moves upward, the conical head promotes the radial axis of keeping away from the position sleeve of a plurality of locating pieces, the realization is fixed the macroporous location of connecting rod, then push away through ejector pin one and push away V type locating piece and come to fix connecting rod aperture outer wall, it is tight to push away connecting rod pole body both sides through two ejector pins two afterwards, at last through the press with the bush in the connecting rod aperture, realized the complete positioning to the connecting rod, positioning accuracy is high, the pressure equipment precision and the efficiency of bush have been ensured, and can be applicable to the connecting rod spare of different specifications, the clamping is convenient, the use is nimble.
Description
Technical Field
The utility model relates to an engine parts makes technical field, specifically is a connecting rod hole bush pressure equipment frock.
Background
The engine is the heart of the car, the tie rod is regarded as the important spare part of the engine, bear very high periodic impact force, inertial force and bending force in the course of working, the manufacturing quality of the tie rod directly influences performance and reliability of the engine, the bush is installed in connecting rod small hole, the main part supporting the movement of the tie rod of the engine, the existing connecting rod inner hole bush press mounting frock generally is a kind of connecting rod of a specification and corresponds to a frock clamp, use the inflexible, there is the defect in the aspect of positioning, the positioning accuracy is not high, have influenced press mounting quality and efficiency of the bush.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a connecting rod hole bush pressure equipment frock, realized the complete location to the connecting rod, positioning accuracy is high, has ensured the pressure equipment precision and the efficiency of bush, can be applicable to the connecting rod spare of different specifications moreover, and the clamping is convenient, the use is nimble, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a press-fitting tool for a connecting rod inner hole bush comprises a tool base, wherein two supporting vertical plates are arranged on the lower plate surface of the tool base; one side of the upper plate surface of the tool base is provided with a centering mechanism for positioning the large hole of the connecting rod; the other side of the upper plate surface of the tool base is provided with a jacking mechanism for positioning the small hole of the connecting rod;
the centering mechanism comprises a positioning sleeve, a plurality of positioning blocks capable of moving in the radial direction are movably clamped on the outer wall of the positioning sleeve, one end of each positioning block extends into the positioning sleeve, a conical surface is arranged at the end part of each positioning block, a conical head is arranged in the positioning sleeve in the axial direction, the conical head is matched with the conical surface at the end part of each positioning block, a lead screw capable of driving the conical head to move is arranged on the lower plate surface of the tooling base, and the lead screw pushes the conical heads to move upwards, so that the plurality of positioning blocks are radially far away from the axial line of the positioning sleeve;
the tight mechanism in top includes V type locating piece, and V type locating piece is kept away from the side of connecting rod aperture and is rotated and be connected with ejector pin one, and the last face of frock base is equipped with the fixed plate one with ejector pin one adaptation, and the other end of ejector pin one is equipped with the hand wheel.
Preferably, the last face of frock base still symmetry is equipped with two fixed establishment that are used for corresponding fixed connecting rod body of rod both sides, and fixed establishment includes ejector pin two, and the last face of frock base is equipped with the fixed plate two with the adaptation of ejector pin two, and the one end and the connecting rod body of rod of ejector pin two are contradicted, and the other end of ejector pin two is equipped with the hand wheel.
Preferably, the upper plate surface of the tool base is provided with a placing circular truncated cone for placing the large hole end of the connecting rod, and the placing circular truncated cone is sleeved on the outer wall of the positioning sleeve; the upper plate surface of the tooling base is also provided with a placing platform for placing the small hole end of the connecting rod.
Preferably, the one end that the locating sleeve was kept away from to the locating piece is circular-arc, and the locating piece is equipped with four and around locating sleeve's axis evenly distributed, and locating sleeve's stack shell is seted up with the logical groove of locating piece adaptation.
Preferably, a nut is fixed on the lower plate surface of the tooling base corresponding to the center of the positioning sleeve, the nut is in threaded connection with the screw rod, and the upper end of the screw rod penetrates through a through hole formed in the tooling base and is fixedly connected with the conical head.
Preferably, the lower end of the screw rod is inserted with an inserted link.
Compared with the prior art, the beneficial effects of the utility model are that: push away the cone through the lead screw and move up, the cone promotes a plurality of locating pieces and radially keeps away from the axis of position sleeve, the realization is fixed to the macroporous location of connecting rod, then push away V type locating piece through ejector pin one and fix connecting rod aperture outer wall, push up tightly connecting rod body both sides through two ejector pins two afterwards, at last through the press with the bush in the connecting rod aperture, realized the complete positioning to the connecting rod, positioning accuracy is high, the pressure equipment precision and the efficiency of bush have been ensured, and can be applicable to the connecting rod spare of different specifications, the clamping is convenient, the use is nimble.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a partial structural sectional view of the present invention.
In the figure: the vertical positioning device comprises a 1 placing circular truncated cone, a 2 supporting vertical plate, a 3 fixing mechanism, a 3.1 ejector rod II, a 3.2 fixing plate II, a 4 tooling base, a 5 placing table, a 6 jacking mechanism, a 6.1V-shaped positioning block, a 6.2 ejector rod I, a 6.3 fixing plate I, a 7 centering mechanism, a 7.1 positioning sleeve, a 7.11 through groove, a 7.2 positioning block, a 7.3 conical head, a 7.4 lead screw, a 7.41 inserted bar and a 7.5 nut.
Detailed Description
In the following description, the technical solution of the present invention will be described with reference to the accompanying drawings in the embodiment of the present invention, it should be understood that, if there are the indicated positions or positional relationships such as "upper", "lower", "front", "rear", "left", "right", etc., it only corresponds to the drawings of the present invention, and for convenience of description, it is not intended to indicate or imply that the indicated device or element must have a specific position:
referring to fig. 1-3, the present invention provides a technical solution: a press-fitting tool for a connecting rod inner hole bushing comprises a tool base 4, wherein two supporting vertical plates 2 are arranged on the lower plate surface of the tool base 4; a centering mechanism 7 for positioning the large hole of the connecting rod is arranged on one side of the upper plate surface of the tool base 4; the other side of the upper plate surface of the tool base 4 is provided with a jacking mechanism 6 for positioning the small hole of the connecting rod;
specifically, the centering mechanism 7 comprises a positioning sleeve 7.1, a plurality of positioning blocks 7.2 capable of moving radially are movably clamped on the outer wall of the positioning sleeve 7.1, one end of each positioning block 7.2 extends into the positioning sleeve 7.1, a conical surface is arranged at the end part of each positioning block 7.2, a conical head 7.3 is arranged in the positioning sleeve 7.1 in the axial direction, the conical head 7.3 is matched with the conical surface at the end part of each positioning block 7.2, a screw rod 7.4 capable of driving each conical head 7.3 to move is arranged on the lower plate surface of the tooling base 4, and the positioning blocks 7.2 are radially far away from the axial line of the positioning sleeve 7.1 when the screw rod 7.4 pushes the conical head 7.3 to move upwards; the conical head 7.3 is pushed to move upwards by rotating the screw rod 7.4, and the conical head 7.3 is matched with the conical surfaces of the positioning blocks 7.2, so that the positioning blocks 7.2 can be pushed to be synchronously and radially away from the axis of the positioning sleeve 7.1, positioning and fixing of large holes of the connecting rod are realized, the connecting rod can be suitable for connecting rods with different large hole diameters, the use is flexible, and the application range is wide;
specifically, the jacking mechanism 6 comprises a V-shaped positioning block 6.1, the side surface of the V-shaped positioning block 6.1, which is far away from the small hole of the connecting rod, is rotatably connected with a first ejector rod 6.2, the upper plate surface of the tool base 4 is provided with a first fixing plate 6.3 matched with the first ejector rod 6.2, and the other end of the first ejector rod 6.2 is provided with a hand wheel; rotating the first ejector rod 6.2, pushing the V-shaped positioning block 6.1 by the first ejector rod 6.2, and tightly clamping the outer wall of the small hole end of the fixed connecting rod by the V-shaped positioning block 6.1;
further, the upper plate surface of the tool base 4 is also symmetrically provided with two fixing mechanisms 3 for correspondingly fixing two sides of the connecting rod body, each fixing mechanism 3 comprises a second ejector rod 3.1, the upper plate surface of the tool base 4 is provided with a second fixing plate 3.2 matched with the second ejector rod 3.1, one end of the second ejector rod 3.1 is abutted against the connecting rod body, and the other end of the second ejector rod 3.1 is provided with a hand wheel; two ejector rods 3.1 are rotated to tightly push two sides of the connecting rod body;
the connecting rod is completely positioned by adopting the centering mechanism 7, the jacking mechanism 6 and the two fixing mechanisms 3, the positioning precision is high, and the press mounting precision and efficiency of the bushing are ensured;
further, a placing circular table 1 for placing a large hole end of the connecting rod is arranged on the upper plate surface of the tool base 4, and the placing circular table 1 is sleeved on the outer wall of the positioning sleeve 7.1; the upper plate surface of the tool base 4 is also provided with a placing table 5 for placing the small hole end of the connecting rod;
furthermore, one end of the positioning block 7.2, which is far away from the positioning sleeve 7.1, is arc-shaped and is in contact with the inner wall of the large hole of the connecting rod, four positioning blocks 7.2 are arranged and evenly distributed around the axis of the positioning sleeve 7.1, and a through groove 7.11 matched with the positioning block 7.2 is formed in the barrel body of the positioning sleeve 7.1;
further, a nut 7.5 is fixed on the lower plate surface of the tooling base 4 corresponding to the center of the positioning sleeve 7.1, the nut 7.5 is in threaded connection with a screw rod 7.4, and the upper end of the screw rod 7.4 penetrates through a through hole formed in the tooling base 4 and is fixedly connected with a conical head 7.3; the screw rod 7.4 is in threaded connection with the nut 7.5, and when the screw rod 7.4 rotates and moves upwards, the screw rod pushes the conical head 7.3 to rotate and move upwards, so that the plurality of positioning blocks 7.2 are pushed away through the conical surface;
in addition, the lower end of the screw rod 7.4 is inserted with an inserted link 7.41, and the inserted link 7.41 is rotated to rotate the screw rod 7.4.
The details of the present invention not described in detail are prior art, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; 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, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims.
Claims (6)
1. The utility model provides a connecting rod hole bush pressure equipment frock, includes fixture base (4), its characterized in that: the lower plate surface of the tooling base (4) is provided with two supporting vertical plates (2); a centering mechanism (7) for positioning the large hole of the connecting rod is arranged on one side of the upper plate surface of the tool base (4); the other side of the upper plate surface of the tool base (4) is provided with a jacking mechanism (6) for positioning the small hole of the connecting rod;
the centering mechanism (7) comprises a positioning sleeve (7.1), a plurality of positioning blocks (7.2) capable of moving radially are movably clamped on the outer wall of the positioning sleeve (7.1), one ends of the positioning blocks (7.2) extend into the positioning sleeve (7.1), conical surfaces are arranged at the end parts of the positioning blocks, conical heads (7.3) are arranged in the positioning sleeve (7.1) in the axial direction, the conical heads (7.3) are matched with the conical surfaces at the end parts of the positioning blocks (7.2), a lead screw (7.4) capable of driving the conical heads (7.3) to move is arranged on the lower plate surface of the tooling base (4), and the plurality of positioning blocks (7.2) are radially far away from the axial line of the positioning sleeve (7.1) when the lead screw (7.4) pushes the conical heads (7.3) to move upwards;
the jacking mechanism (6) comprises a V-shaped positioning block (6.1), a first ejector rod (6.2) is rotatably connected to the side face, away from the small hole of the connecting rod, of the V-shaped positioning block (6.1), a first fixing plate (6.3) matched with the first ejector rod (6.2) is arranged on the upper plate face of the tooling base (4), and a hand wheel is arranged at the other end of the first ejector rod (6.2).
2. The connecting rod inner hole bushing press fitting tool according to claim 1, characterized in that: the last face of fixture base (4) still the symmetry be equipped with two fixed establishment (3) that are used for corresponding fixed connecting rod body of rod both sides, fixed establishment (3) include ejector pin two (3.1), the last face of fixture base (4) be equipped with the fixed plate two (3.2) of ejector pin two (3.1) adaptation, the one end and the connecting rod body of rod of ejector pin two (3.1) are contradicted, the other end of ejector pin two (3.1) is equipped with the hand wheel.
3. The connecting rod inner hole bushing press fitting tool according to claim 1, characterized in that: the upper plate surface of the tool base (4) is provided with a placing circular truncated cone (1) for placing the big hole end of the connecting rod, and the placing circular truncated cone (1) is sleeved on the outer wall of the positioning sleeve (7.1); the upper plate surface of the tooling base (4) is also provided with a placing table (5) for placing the small hole end of the connecting rod.
4. The connecting rod inner hole bushing press fitting tool according to claim 1, characterized in that: one end of the positioning block (7.2) far away from the positioning sleeve (7.1) is arc-shaped, the positioning block (7.2) is provided with four parallel-wound positioning sleeves (7.1) which are uniformly distributed along the axis, and a barrel body of the positioning sleeve (7.1) is provided with a through groove (7.11) matched with the positioning block (7.2).
5. The connecting rod inner hole bushing press fitting tool according to claim 1, characterized in that: a nut (7.5) is fixed to the center, corresponding to the locating sleeve (7.1), of the lower plate face of the tooling base (4), the nut (7.5) is in threaded connection with a screw rod (7.4), and the upper end of the screw rod (7.4) penetrates through a through hole formed in the tooling base (4) and is fixedly connected with a conical head (7.3).
6. The connecting rod inner hole bushing press fitting tool according to claim 1, characterized in that: the lower end of the screw rod (7.4) is inserted with an inserted link (7.41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221647611.1U CN217530716U (en) | 2022-06-29 | 2022-06-29 | Press fitting tool for inner hole bushing of connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221647611.1U CN217530716U (en) | 2022-06-29 | 2022-06-29 | Press fitting tool for inner hole bushing of connecting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217530716U true CN217530716U (en) | 2022-10-04 |
Family
ID=83421316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221647611.1U Active CN217530716U (en) | 2022-06-29 | 2022-06-29 | Press fitting tool for inner hole bushing of connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217530716U (en) |
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2022
- 2022-06-29 CN CN202221647611.1U patent/CN217530716U/en active Active
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