CN216639691U - Connecting rod fixing tool - Google Patents
Connecting rod fixing tool Download PDFInfo
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- CN216639691U CN216639691U CN202122737367.XU CN202122737367U CN216639691U CN 216639691 U CN216639691 U CN 216639691U CN 202122737367 U CN202122737367 U CN 202122737367U CN 216639691 U CN216639691 U CN 216639691U
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- connecting rod
- rod
- pressing
- supporting
- supporting seat
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/56—Reuse, recycling or recovery technologies of vehicles
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Abstract
The utility model relates to the technical field of remanufacturing of engines and discloses a connecting rod fixing tool; the device comprises a supporting seat and a horizontal positioning device, wherein the supporting seat is provided with a first supporting part and a second supporting part, the first supporting part and the second supporting part are respectively provided with a liquid feeding port and a sealing ring, the sealing ring is arranged around the liquid feeding port, and the sealing ring is respectively matched with the end faces of a connecting rod big-end hole and a connecting rod small-end hole; the supporting seat is provided with a pressing device, the pressing device comprises a pressing rod, a transmission rod and a telescopic driver, the telescopic driver is arranged on the supporting seat and perpendicular to the axis of the big-end hole of the connecting rod, the middle part of the pressing rod is rotatably arranged at the top of the supporting seat, one end of the pressing rod is hinged with one end of the transmission rod, the other end of the transmission rod is hinged with one end of the telescopic driver, the telescopic driver can enable the pressing rod to rotate through stretching, and the other end of the pressing rod presses or loosens the connecting rod; the connecting rod can be used for fixing the connecting rod during electric brush plating repair, and the leakage of the brush plating solution is avoided.
Description
Technical Field
The utility model relates to the technical field of remanufacturing of engines, in particular to a connecting rod fixing tool.
Background
The remanufacturing of the engine is based on a scrapped or retired engine, and the new engine meeting the performance requirements is produced through the working procedures of disassembling, cleaning, detecting, remanufacturing of parts, testing of the whole engine and the like. The main body of the engine remanufacturing is remanufacturing of core parts such as a cylinder body, a cylinder cover, a crankshaft, a connecting rod and the like.
In the remanufacturing process of the connecting rod, the inner wall of a big end hole or a small end hole of the connecting rod is usually required to be repaired by utilizing a brush plating technology. During repair, brush plating solution is required to be added into the connecting rod big-end hole or the connecting rod small-end hole; traditional connecting rod frock mainly used machine tooling has the clearance between connecting rod bull-nose hole and the little first downthehole wall of connecting rod and the frock, can't hold the brush plating liquid, consequently is difficult to satisfy the requirement that the brush plated.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a connecting rod fixing tool for brush plating, which can avoid leakage of a brush plating solution and enable the brush plating to be smoothly carried out.
In order to achieve the purpose, the connecting rod fixing tool comprises a supporting seat and a horizontal positioning device, wherein the horizontal positioning device is used for positioning a connecting rod on the supporting seat from the horizontal direction, the top of the supporting seat is provided with a first supporting part for supporting the end face of a large-head hole of the connecting rod and a second supporting part for supporting the end face of a small-head hole of the connecting rod, the first supporting part and the second supporting part are respectively provided with a liquid feeding port and a sealing ring, the liquid feeding port is used for being connected with a brush plating solution conveying device, the sealing ring is arranged around the liquid feeding port, and the sealing ring is respectively matched with the end faces of the large-head hole of the connecting rod and the small-head hole of the connecting rod; the supporting seat is provided with a pressing device, the pressing device comprises a pressing rod, a transmission rod and a telescopic driver, the axis of the telescopic driver perpendicular to a big-end hole of the connecting rod is arranged on the supporting seat, the middle part of the pressing rod is rotatably arranged at the top of the supporting seat, one end of the pressing rod is hinged to one end of the transmission rod, the other end of the transmission rod is hinged to one end of the telescopic driver, the telescopic driver stretches out and draws back to enable the pressing rod to rotate, and the other end of the pressing rod is pressed or loosened by the connecting rod.
In one embodiment, the supporting seat is a horizontally arranged plate-shaped structure, the top surface of the supporting seat is provided with a supporting block extending upwards, the middle part of the pressing rod is rotatably arranged at the top of the supporting block, the rotating shaft of the pressing rod is parallel to the top surface of the supporting seat, and the telescopic driver is arranged parallel to the top surface of the supporting seat.
In one embodiment, the pressing rod is provided with a first end connected with the transmission rod and a second end used for pressing the connecting rod, and the first end is bent to one side, which is far away from the second end and is close to the connecting rod; the transmission rod is C-shaped, and the C-shaped opening of the transmission rod faces the supporting block and the telescopic driver.
In one embodiment, the distance from the joint of the transmission rod and the pressing rod to the joint of the transmission rod and the telescopic driver is greater than the distance from the joint of the transmission rod and the pressing rod to the telescopic driver.
In one embodiment, a nylon block is further arranged at one end of the pressing rod pressing connecting rod, and the nylon block is arranged on one side, close to the connecting rod, of the pressing rod.
In one embodiment, the telescopic drive is a pneumatic cylinder.
In one embodiment, the first supporting part and the second supporting part are further provided with liquid accumulation pools, the liquid accumulation pools are respectively arranged corresponding to the connecting rod big head hole and the connecting rod small head hole, the bottom of each liquid accumulation pool is further provided with a liquid discharge port, and the sealing rings are arranged on the edges of the liquid accumulation pools in a surrounding mode.
The connecting rod fixing tool at least has the following advantages:
(1) when the connecting rod is clamped, the pressing device presses the connecting rod and the connecting rod to extrude the sealing ring, so that the big-end hole of the connecting rod and the first supporting part and the small-end hole of the connecting rod and the second supporting part are connected in a sealing mode to form an accommodating space, brush plating solution is sent into the accommodating space from the solution sending port, leakage of the brush plating solution is avoided, and the hole wall can be repaired by the electric brush plating pen.
(2) The telescopic driver is perpendicular to the axis of the big-end hole of the connecting rod and parallel to the top surface of the supporting seat, so that the total thickness of the tool can be reduced, and the occupied space of the tool is reduced.
(3) Can discharge brush plating solution through hydrops pond and leakage fluid dram after the restoration is accomplished, conveniently change the connecting rod and discharge raffinate, improve the availability factor of frock.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings, which are required to be used in the embodiments, will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.
Fig. 1 is a front sectional view of a connecting rod fixing tool according to an embodiment of the present invention;
FIG. 2 is a top view of the connecting rod securing tool shown in FIG. 1;
fig. 3 is a right side view (pressed state) of the connecting rod fixing tool shown in fig. 1;
FIG. 4 is a right side view (open state) of the connecting rod securing tool shown in FIG. 1;
reference numerals:
1-a supporting seat, 11-a first supporting part, 12-a second supporting part, 13-a liquid feeding port, 14-a sealing ring, 15-a supporting block, 16-a liquid accumulation pool and 17-a liquid discharging port;
2-horizontal positioning device, 21-V-shaped positioning block, 22-positioning pin, 23-supporting screw rod and 24-locking nut;
3-a hold down device, 31-a hold down rod, 311-a first end, 312-a second end, 313-a nylon block, 32-a drive rod, 33-a telescopic driver;
4-connecting rod.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the utility model pertains. In the description of the present application, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated.
Referring to fig. 1 to 3, a connecting rod fixing tool in an embodiment includes a supporting seat 1, a horizontal positioning device 2, and a pressing device 3, which can be used to fix a connecting rod during brush plating, so as to prevent leakage of a brush plating solution, and enable brush plating to be performed smoothly.
Referring to fig. 1 and 2, in particular, the horizontal positioning device 2 is used for positioning the connecting rod 4 on the supporting seat 1 from the horizontal direction. The top of the supporting seat 1 is provided with a first supporting part 11 for supporting the end face of the big end hole of the connecting rod and a second supporting part 12 for supporting the end face of the small end hole of the connecting rod. When the connecting rod 4 is clamped, the horizontal positioning device 2 is used for positioning, so that the first supporting part 11 corresponds to the large end of the supporting connecting rod, and the second supporting part 12 corresponds to the small end of the supporting connecting rod. The horizontal positioning device 2 can refer to the positioning mode of the existing connecting rod boring tool and can also adopt other positioning modes. In one embodiment, the horizontal positioning device 2 includes a set of V-shaped positioning blocks 21 and three sets of positioning pins 22. The V-shaped positioning block 21 is arranged on the supporting seat 1 close to the second supporting part 12 and used for positioning the small end of the connecting rod. Three sets of positioning pins 22 are spaced apart from the first support 11 on the support base 1 for positioning the big end of the connecting rod.
In one embodiment, the supporting seat 1 is further provided with a positioning adjustment mechanism, and the positioning adjustment mechanism is arranged in one-to-one correspondence with the V-shaped positioning block 21 and each positioning pin 22. The positioning adjustment mechanism includes a support screw 23 and a lock nut 24. The V-shaped positioning block 21 and the positioning pin 22 are slidably arranged on the supporting seat 1. The V-shaped positioning block 21 and the positioning pin 22 can be arranged on the supporting seat 1 through a sliding chute or a guide rail. The support screw 23 is screwed to the support base 1. One end of the supporting screw 23 is connected with the V-shaped positioning block 21 or the positioning pin 22. The rotation of the supporting screw 23 can pull or push the V-shaped positioning block 21 and the positioning pin 22 to move. Specifically, T-shaped slots are formed in the V-shaped positioning block 21 and the positioning pin 22, and one end of the support screw 23 is rotatably clamped in the T-shaped slots. A lock nut 24 is threadedly mounted on the support screw 23 for locking the support screw 23 and the support base 1.
The first support portion 11 and the second support portion 12 are provided with a liquid feed port 13 and a seal ring 14, respectively. The liquid feeding port 13 is used for connecting a brush plating liquid conveying device. The sealing ring 14 is arranged around the liquid feeding port 13, and the sealing ring 14 is respectively matched with the end faces of the connecting rod big-end hole and the connecting rod small-end hole. The connecting rod big end hole and the first supporting part 11 and the connecting rod small end hole and the second supporting part 12 are hermetically connected through a sealing ring 14, so that the brush plating solution is prevented from leaking. The brush plating solution conveying device conveys the brush plating solution into the connecting rod big head hole and the connecting rod small head hole from the solution conveying port 13. In one embodiment, the first supporting portion 11 is provided with a supporting surface matched with the end surface of the big end hole of the connecting rod, and the supporting surface is provided with a sealing groove for mounting the sealing ring 14; the second supporting part 12 is provided with a supporting surface matched with the end surface of the connecting rod small end hole, and a sealing ring 14 mounting groove matched with the end surface of the connecting rod small end hole is arranged on the supporting surface. It is understood that the size of the seal ring 14 is set according to the end surface of the connecting rod small end hole and the end surface of the connecting rod large end hole, but the structure is the same.
In one embodiment, the first support portion 11 and the second support portion 12 are further provided with a liquid accumulation tank 16. The liquid accumulation tank 16 is respectively arranged corresponding to the connecting rod big end hole and the connecting rod small end hole. The bottom of the liquid accumulation pool 16 is also provided with a liquid outlet 17, and the sealing ring 14 is arranged at the edge of the liquid accumulation pool 16 around the liquid accumulation pool 16. Specifically, the edge of the liquid accumulation tank 16 is arranged corresponding to the inner walls of the connecting rod big-end hole and the connecting rod small-end hole. After the connecting rod is repaired, the brush plating liquid in the hole can be discharged through the liquid accumulation pool 16 and the liquid discharge port 17, the connecting rod 4 is convenient to replace, the residual liquid is discharged, and the service efficiency of the tool is improved.
Referring to fig. 3 and 4, the supporting base 1 is provided with a pressing device 3. The pressing device 3 comprises a pressing rod 31, a transmission rod 32 and a telescopic drive 33. The telescopic driver 33 is arranged on the supporting seat 1 perpendicular to the axis of the big-end hole of the connecting rod. The middle part of the pressing rod 31 is rotatably arranged at the top of the supporting seat 1, one end of the pressing rod 31 is hinged with one end of the transmission rod 32, and the other end of the transmission rod 32 is hinged with one end of the telescopic driver 33. The telescopic driver 33 can rotate the pressing rod 31 by telescoping, and the other end of the pressing rod 31 presses or releases the connecting rod 4. The pressing device 3 presses the connecting rod 4 to enable the sealing ring 14 to deform and fill gaps between the large end of the connecting rod and the small end of the connecting rod and the first supporting part 11 and the second supporting part 12, and sealing performance is improved. Specifically, the support base 1 is a plate-shaped structure horizontally arranged. The top surface of the supporting seat 1 is provided with a supporting block 15 extending upwards. The middle part of the pressing rod 31 is rotatably provided on the top of the supporting block 15. The rotation axis of the pressing rod 31 is parallel to the top surface of the supporting base 1, and the telescopic driver 33 is arranged parallel to the top surface of the supporting base 1. The first support portion 11 supports the link large-end hole such that the axis of the link large-end hole is kept in a vertical state. The top surface of the supporting seat 1 is horizontally arranged, and the axial direction of the telescopic driver 33 is perpendicular to the rotating shaft of the pressing rod 31 and is arranged on the bottom surface of the supporting seat 1. For other installation angles of telescopic driver 33, telescopic driver 33 is on a parallel with the top surface setting of supporting seat 1 and can reduce the gross thickness of frock, reduces the space occupation of frock.
In one embodiment, the hold down bar 31 has a first end 311 connected to the drive bar 32 and a second end 312 for holding down the link 4. The first end 311 is bent away from the second end 312 on the side closer to the link 4. The transmission rod 32 is C-shaped, the C-shaped opening of the transmission rod 32 being oriented towards the support block 15 and the telescopic drive 33. The first end 311 is bent and is matched with the C-shaped transmission rod 32, so that the interference between the transmission rod 32 and the supporting seat 1 can be effectively avoided, and the reduction of strength caused by the arrangement of an overlarge opening on the supporting seat 1 is avoided. In one embodiment, the distance from the hinge of the transmission rod 32 and the pressing rod 31 to the hinge of the transmission rod 32 and the telescopic driver 33 is greater than the distance from the hinge of the transmission rod 32 and the pressing rod 31 to the telescopic driver 33. When the telescopic driver 33 is extended and contracted, the connection position of the telescopic driver 33 and the transmission rod 32 is limited at the hinged position of the transmission rod 32 and the pressing rod 31 to one side of the drop foot of the telescopic driver 33, and the structural stability of the pressing device 3 is ensured.
In one embodiment, the pressing rod 31 is further provided with a nylon block 313 at one end of the pressing rod 4, and the nylon block 313 is arranged at one side of the pressing rod 31 close to the connecting rod 4. The pressing lever 31 presses the link 4 by the nylon block 313. The surface of the connecting rod 4 is protected. In one embodiment, the telescopic actuator 33 is a pneumatic cylinder. One end of the transmission rod 32 is hinged to the piston rod of the pneumatic cylinder. It will be appreciated that the telescopic drive 33 may also be a hydraulic cylinder or an electric telescopic rod.
According to the connecting rod fixing tool in the technical scheme, when the connecting rod is used for connecting rod electric brush plating repair, the connecting rod 4 is positioned and tightly pressed on the supporting seat 1, and the end faces of the connecting rod big-end hole and the connecting rod small-end hole are in sealing connection with the supporting seat 1 through the sealing ring to form an accommodating cavity. When the brush plating pen stretches into the hole for repairing, the brush plating solution is injected into the hole from the solution feeding port 13, and the brush plating solution does not leak, so that the point brush plating can be normally carried out. The connecting rod tool solves the problem that the existing connecting rod tool does not support brush plating, is compact in structure, simple and convenient to use, and worthy of popularization.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (7)
1. A connecting rod fixing tool comprises a supporting seat and a horizontal positioning device, and is characterized in that the horizontal positioning device is used for positioning a connecting rod on the supporting seat from the horizontal direction, a first supporting part for supporting the end face of a large-head hole of the connecting rod and a second supporting part for supporting the end face of a small-head hole of the connecting rod are arranged at the top of the supporting seat, a liquid feeding port and a sealing ring are respectively arranged on the first supporting part and the second supporting part, the liquid feeding port is used for connecting a brush plating solution conveying device, the sealing ring is arranged around the liquid feeding port, and the sealing ring is respectively matched with the end faces of the large-head hole of the connecting rod and the small-head hole of the connecting rod; the supporting seat is provided with a pressing device, the pressing device comprises a pressing rod, a transmission rod and a telescopic driver, the axis of the telescopic driver perpendicular to a big-end hole of the connecting rod is arranged on the supporting seat, the middle part of the pressing rod is rotatably arranged at the top of the supporting seat, one end of the pressing rod is hinged to one end of the transmission rod, the other end of the transmission rod is hinged to one end of the telescopic driver, the telescopic driver stretches out and draws back to enable the pressing rod to rotate, and the other end of the pressing rod is pressed or loosened by the connecting rod.
2. The connecting rod fixing tool according to claim 1, wherein the supporting seat is a horizontally arranged plate-shaped structure, a supporting block extending upwards is arranged on the top surface of the supporting seat, the middle part of the pressing rod is rotatably arranged on the top of the supporting block, the rotating shaft of the pressing rod is parallel to the top surface of the supporting seat, and the telescopic driver is arranged parallel to the top surface of the supporting seat.
3. The connecting rod fixing tool according to claim 2, wherein the pressing rod is provided with a first end connected with the transmission rod and a second end used for pressing the connecting rod, and the first end is bent towards one side, which is far away from the second end and is close to the connecting rod; the transmission rod is C-shaped, and the C-shaped opening of the transmission rod faces the supporting block and the telescopic driver.
4. The connecting rod fixing tool according to claim 3, wherein the distance from the hinged position of the transmission rod and the pressing rod to the hinged position of the transmission rod and the telescopic driver is greater than the distance from the hinged position of the transmission rod and the pressing rod to the telescopic driver.
5. The connecting rod fixing tool according to claim 1, wherein a nylon block is further arranged at one end of the pressing rod pressing connecting rod, and the nylon block is arranged on one side, close to the connecting rod, of the pressing rod.
6. The connecting rod fixing tool according to claim 1, wherein the telescopic driver is a pneumatic cylinder.
7. The connecting rod fixing tool according to claim 1, wherein liquid accumulation pools are further arranged on the first supporting portion and the second supporting portion, the liquid accumulation pools are respectively arranged corresponding to the connecting rod big head hole and the connecting rod small head hole, a liquid discharge port is further arranged at the bottom of each liquid accumulation pool, and the sealing rings are arranged on the edges of the liquid accumulation pools in a surrounding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737367.XU CN216639691U (en) | 2021-11-10 | 2021-11-10 | Connecting rod fixing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737367.XU CN216639691U (en) | 2021-11-10 | 2021-11-10 | Connecting rod fixing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216639691U true CN216639691U (en) | 2022-05-31 |
Family
ID=81733992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122737367.XU Active CN216639691U (en) | 2021-11-10 | 2021-11-10 | Connecting rod fixing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216639691U (en) |
-
2021
- 2021-11-10 CN CN202122737367.XU patent/CN216639691U/en active Active
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