CN219704047U - Positioning tool suitable for assembling crankshaft connecting rods of engines of various types - Google Patents
Positioning tool suitable for assembling crankshaft connecting rods of engines of various types Download PDFInfo
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- CN219704047U CN219704047U CN202321044652.6U CN202321044652U CN219704047U CN 219704047 U CN219704047 U CN 219704047U CN 202321044652 U CN202321044652 U CN 202321044652U CN 219704047 U CN219704047 U CN 219704047U
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- 238000003825 pressing Methods 0.000 claims abstract description 89
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- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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Abstract
The utility model discloses a positioning tool suitable for assembling crankshaft connecting rods of various engine types, which comprises the following components: the front guide rail and the rear guide rail of the cylinder clamp are arranged on the upper surface of the base; the cylinder clamp bracket and the upper surface of the base are vertically arranged on the front and rear guide rails of the cylinder clamp, and the cylinder clamp bracket can horizontally move back and forth along the front and rear guide rails of the cylinder clamp; the upper and lower guide rails of the cylinder clamp are arranged on the cylinder clamp bracket; the cylinder clamp A pressing block assembly is arranged on the cylinder clamp bracket through an upper guide rail and a lower guide rail of the cylinder clamp; the cylinder clamp B pressing block assembly is arranged on the cylinder clamp bracket through a cylinder clamp upper guide rail and a cylinder clamp lower guide rail, and the upper surface of the cylinder clamp B pressing block assembly comprises a cylinder positioning pin which is used for being inserted into a positioning hole of an engine cylinder to position the engine cylinder; the crankshaft rotation positioning assembly comprises a crankshaft positioning pressure head which is used for propping against the end face of the crankshaft and driving the crankshaft to rotate. Therefore, the automatic positioning and assembling of the crank connecting rod of the engine of various types can be realized, and the working efficiency is higher.
Description
Technical Field
The utility model relates to the field of engine manufacturing, in particular to a positioning tool suitable for assembling crankshaft connecting rods of various engine types.
Background
The engine is required to be positioned during production and assembly, for example, the assembly of the crank connecting rod and the integral positioning of the engine in the X, Y, Z directions of the engine are required during mechanical fastening, and meanwhile, the rotation positioning of the crankshaft is also required, so that the respective fastening of a plurality of crank connecting rods can be realized. The engine cylinder body positioning device in the prior art mostly adopts manual positioning, has low efficiency, and is labor-consuming and time-consuming, and the labor intensity is high. The manual positioning and low efficiency of the positioning of the engine cylinder block in the prior art are overcome, the automatic positioning of the engine cylinder blocks of various machine types is realized, and the improvement of the working efficiency becomes one of the problems to be solved urgently in the engine manufacturing industry.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to provide a positioning tool suitable for assembling crankshaft connecting rods of various engine types, which can solve the defects that the positioning of engine cylinders in the prior art is mostly manually positioned and has low efficiency, and can realize the automatic positioning of the engine cylinders of various engine types, and has higher working efficiency.
In order to achieve the aim, the utility model provides a positioning tool suitable for assembling crankshaft connecting rods of various engine types, which comprises a base, front and rear guide rails of a cylinder clamp, a cylinder clamp bracket, upper and lower guide rails of the cylinder clamp, a cylinder clamp A pressing block assembly and a cylinder clamp B pressing block assembly; the front guide rail and the rear guide rail of the cylinder clamp are arranged on the upper surface of the base; the cylinder clamp bracket and the upper surface of the base are vertically arranged on the front and rear guide rails of the cylinder clamp, and the cylinder clamp bracket can horizontally move back and forth along the front and rear guide rails of the cylinder clamp; the upper and lower guide rails of the cylinder clamp are arranged on the cylinder clamp bracket; the cylinder clamp A pressing block assembly is arranged on the cylinder clamp bracket through an upper guide rail and a lower guide rail of the cylinder clamp; the cylinder clamp B pressing block assembly is arranged on the cylinder clamp bracket through a cylinder clamp upper and lower guide rail and is positioned below the cylinder clamp A pressing block assembly, and the upper surface of the cylinder clamp B pressing block assembly comprises a cylinder positioning pin which is used for being inserted into a positioning hole of an engine cylinder to position the engine cylinder; the cylinder clamp A pressing block assembly and the cylinder clamp B pressing block assembly can vertically move up and down along the upper guide rail and the lower guide rail of the cylinder clamp independently; the crankshaft rotary positioning assembly is arranged on one side of the cylinder clamp bracket and comprises a crankshaft positioning pressure head which is used for propping against the end face of the crankshaft and driving the crankshaft to rotate.
In a preferred embodiment, the cylinder clamp a-block assembly comprises a first a-block assembly and a second a-block assembly; the first pressing block component is arranged on the cylinder clamp bracket through the upper and lower guide rails of the cylinder clamp and can move up and down along the upper and lower guide rails of the cylinder clamp, and the left and right guide rails of the first pressing block component are arranged on the front elevation of the first pressing block component; the A briquetting component II is arranged on the A briquetting component I through the left and right guide rails of the A briquetting component, and can horizontally move left and right along the left and right guide rails of the A briquetting component.
In a preferred embodiment, the positioning tool adapting to the assembly of crankshaft connecting rods of various engine types further comprises a cylinder clamp telescopic cylinder, one end of the cylinder clamp telescopic cylinder is fixed on the base, the other end of the cylinder clamp telescopic cylinder is connected with the lower portion of the cylinder clamp bracket, and the cylinder clamp telescopic cylinder is used for driving the cylinder clamp bracket to horizontally move back and forth along the front and back guide rails of the cylinder clamp.
In a preferred embodiment, the positioning tool adapting to the assembly of crankshaft connecting rods of various engine types further comprises an A pressing block assembly lower pressing cylinder which is fixedly arranged on the upper portion of the cylinder body clamp bracket, the telescopic end of the A pressing block assembly lower pressing cylinder is connected with the A pressing block assembly, and the A pressing block assembly lower pressing cylinder is used for driving the cylinder body clamp A pressing block assembly to vertically move up and down along the upper guide rail and the lower guide rail of the cylinder body clamp.
In a preferred embodiment, the positioning tool adapting to assembly of crankshaft connecting rods of various engine types further comprises a B pressing block assembly motor, wherein the B pressing block assembly motor is fixedly arranged in the middle of the cylinder clamp bracket, an output shaft of the B pressing block assembly motor is connected with the B pressing block assembly of the cylinder clamp through a transmission mechanism, and the B pressing block assembly motor is used for driving the B pressing block assembly of the cylinder clamp to vertically move up and down along the upper guide rail and the lower guide rail of the cylinder clamp through the transmission mechanism.
In a preferred embodiment, the transmission takes the form of a screw drive.
In a preferred embodiment, the positioning tool adapting to assembly of crankshaft connecting rods of various engine types further comprises a left cylinder and a right cylinder of the A press block assembly, wherein the left cylinder and the right cylinder are arranged at a side elevation of one side of the A press block assembly, a telescopic end of the left cylinder and a telescopic end of the right cylinder of the A press block assembly are connected with a side part of the second press block assembly, and the left cylinder and the right cylinder of the A press block assembly are used for driving the second press block assembly to horizontally move left and right along a left guide rail and a right guide rail of the A press block assembly.
In a preferred embodiment, the positioning tool adapting to the assembly of crankshaft connecting rods of various engine types further comprises a plurality of cylinder block pressing blocks, wherein the cylinder block pressing blocks are arranged on the lower surface of the second pressing block assembly A, and the cylinder block pressing blocks are used for carrying out multipoint compression on the engine cylinder block.
In a preferred embodiment, the crankshaft rotational positioning assembly further comprises a crankshaft rotational positioning horizontal slide rail, a crankshaft rotational positioning horizontal slide block, and a crankshaft positioning rotational shaft; the crankshaft rotary positioning horizontal slide rail is arranged at the crankshaft rotary positioning assembly mounting part on one side of the cylinder clamp bracket, and is arranged in parallel with the left and right guide rails of the A press block assembly; the crankshaft rotary positioning horizontal sliding block is arranged on the crankshaft rotary positioning horizontal sliding rail and can horizontally reciprocate along the crankshaft rotary positioning horizontal sliding rail, and the crankshaft rotary positioning horizontal sliding block extends along the direction vertical to and far away from the crankshaft rotary positioning horizontal sliding rail; the crankshaft positioning rotating shaft is arranged at one end of the crankshaft positioning horizontal sliding block, which is far away from the crankshaft positioning horizontal sliding rail, and the axis of the crankshaft positioning rotating shaft is arranged in parallel with the crankshaft positioning horizontal sliding rail, and the crankshaft positioning pressure head is arranged at one end of the crankshaft positioning rotating shaft, which faces between the cylinder clamp A pressure block assembly and the cylinder clamp B pressure block assembly.
In a preferred embodiment, the crankshaft rotational positioning assembly further comprises a crankshaft rotational drive motor and a crankshaft rotational positioning horizontal drive motor; the crankshaft rotation driving motor is arranged on the crankshaft rotation positioning horizontal sliding block and is used for driving the crankshaft positioning rotating shaft and the crankshaft positioning pressure head to rotate through the crankshaft rotation transmission device; the crankshaft rotation positioning horizontal driving motor is arranged at the crankshaft rotation positioning horizontal sliding rail and used for driving the crankshaft rotation positioning horizontal sliding block to horizontally reciprocate along the crankshaft rotation positioning horizontal sliding rail.
Compared with the prior art, the positioning tool suitable for assembling the crankshaft connecting rod of the engine of various types has the following beneficial effects: according to the scheme, the front and rear horizontal reciprocating movement of the cylinder body clamp bracket can be controlled through the front and rear guide rails of the cylinder body clamp and the telescopic cylinder of the cylinder body clamp arranged on the base; the cylinder clamp A pressing block assembly and the cylinder clamp B pressing block assembly are controlled to vertically reciprocate along the upper guide rail and the lower guide rail of the cylinder clamp by a cylinder clamp upper guide rail and a cylinder clamp lower pressing block assembly and a cylinder clamp A pressing block assembly and a cylinder clamp B pressing block assembly motor which are arranged on the cylinder clamp bracket; the left and right horizontal reciprocating movement of the A press block assembly II is controlled by a left and right cylinder of the A press block assembly and a left and right guide rail of the A press block assembly I; the cylinder body locating pin on the cylinder body clamp B pressing block assembly is matched, so that the automatic accurate positioning device can be suitable for automatic accurate positioning of the three-axis directions of the upper, lower, left, right, front and back (X, Y, Z) of various engine cylinders, and rotation of a X, Y plane is limited, and the problem that manual positioning is labor-consuming and time-consuming and low in efficiency in the past is well solved.
Drawings
FIG. 1 is a schematic perspective view of a positioning tool according to an embodiment of the utility model;
FIG. 2 is a schematic diagram of a front view of a positioning tool according to an embodiment of the present utility model;
FIG. 3 is a schematic top view of a positioning tool according to an embodiment of the utility model;
FIG. 4 is a schematic side cross-sectional view of a positioning tool according to an embodiment of the utility model;
FIG. 5 is a schematic rear view of a positioning tool according to an embodiment of the utility model;
FIG. 6 is a schematic view of the structure of the front, back, up and down different component positions of the positioning tool according to an embodiment of the utility model;
fig. 7 is a schematic perspective view of a crankshaft positioning ram according to an embodiment of the present utility model.
The main reference numerals illustrate:
the device comprises a base, a 101-support leg assembly, a 2-cylinder clamp front and rear guide rail, a 3-cylinder clamp telescopic cylinder, a 4-cylinder clamp upper and lower guide rail, a 5-B press block assembly motor, a 6-A press block assembly left and right cylinder, a 7-cylinder clamp bracket, an 8-A press block assembly lower press cylinder, a 9-A press block assembly left and right guide rail, a 10-cylinder clamp A press block assembly, a 1001-A press block assembly I, a 1002-A press block assembly II, a 11-cylinder press block, a 12-cylinder positioning pin, a 13-cylinder clamp B press block assembly, a 14-crankshaft rotation positioning assembly, a 1401-crankshaft rotation positioning horizontal slide rail, a 1402-crankshaft rotation positioning horizontal slide block, a 1403-crankshaft positioning rotating shaft, a 1404-crankshaft positioning press head, a 1405-crankshaft rotation driving motor, a 1406-crankshaft rotation transmission device, a 1407-crankshaft rotation positioning horizontal driving motor and a 15-crankshaft rotation positioning assembly mounting part.
Detailed Description
The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.
As shown in fig. 1 to 5 and 7, a positioning tool adapted to assembly of crankshaft connecting rods of various engine types according to a preferred embodiment of the present utility model mainly includes a base 1, a cylinder clamp front and rear rail 2, a cylinder clamp bracket 7, a cylinder clamp up and down rail 4, a cylinder clamp a press block assembly 10, a cylinder clamp B press block assembly 13, a crankshaft rotation positioning assembly, and the like. The cylinder clamp front and rear guide rail 2 is provided at the upper surface of the base 1. The cylinder clamp bracket 7 is arranged on the cylinder clamp front and rear guide rail 2 perpendicularly to the upper surface of the base 1, and the cylinder clamp bracket 7 can horizontally move back and forth along the cylinder clamp front and rear guide rail 2. The cylinder clamp upper and lower guide rails 4 are arranged on the cylinder clamp bracket 7. The cylinder clamp A pressing block assembly 10 is arranged on the cylinder clamp bracket 7 through the cylinder clamp upper and lower guide rail 4. The cylinder clamp B pressing block assembly 13 is arranged on the cylinder clamp bracket 7 through the cylinder clamp upper and lower guide rail 4 and is positioned below the cylinder clamp A pressing block assembly 10, the upper surface of the cylinder clamp B pressing block assembly 13 comprises a cylinder positioning pin 12, and the cylinder positioning pin 12 is used for being inserted into a positioning hole of an engine cylinder to position the engine cylinder. Wherein the cylinder clamp A pressing block assembly 10 and the cylinder clamp B pressing block assembly 13 can vertically move up and down along the cylinder clamp upper and lower guide rail 4 independently. A crankshaft rotational positioning assembly 14 is provided on one side of the cylinder clamp bracket 7, the crankshaft rotational positioning assembly 14 including a crankshaft positioning ram 1404 for abutting an end face of the crankshaft and rotating the crankshaft.
In some embodiments, the cylinder clamp a-compact assembly 10 includes an a-compact assembly one 1001 and an a-compact assembly two 1002. The first A briquetting component 1001 is arranged on the cylinder clamp bracket 7 through the cylinder clamp up-down guide rail 4 and can move up and down along the cylinder clamp up-down guide rail 4, and the front elevation of the first A briquetting component 1001 is provided with the left and right guide rail 9 of the A briquetting component. The a-block assembly two 1002 is disposed on the a-block assembly one 1001 through the a-block assembly left and right guide rail 9, and can horizontally move left and right along the a-block assembly left and right guide rail 9.
In some embodiments, the positioning tool adapting to the assembly of crankshaft connecting rods of various engine types further comprises a cylinder clamp telescopic cylinder 3, one end of the cylinder clamp telescopic cylinder 3 is fixed on the base 1, the other end of the cylinder clamp telescopic cylinder is connected with the lower part of the cylinder clamp bracket 7, and the cylinder clamp telescopic cylinder 3 is used for driving the cylinder clamp bracket 7 to horizontally move back and forth along the cylinder clamp front and back guide rail 2.
In some embodiments, the positioning tool adapting to the assembly of crankshaft connecting rods of various types of engines further comprises an A pressing block assembly lower pressing cylinder 8, wherein the A pressing block assembly lower pressing cylinder 8 is fixedly arranged on the upper portion of the cylinder body clamp bracket 7, the telescopic end of the A pressing block assembly lower pressing cylinder 8 is connected with an A pressing block assembly I1001, and the A pressing block assembly lower pressing cylinder 8 is used for driving the cylinder body clamp A pressing block assembly 10 to vertically move up and down along the cylinder body clamp upper and lower guide rail 4.
In some embodiments, the positioning tool adapting to the assembly of crankshaft connecting rods of various engine types further comprises a B press block assembly motor 5, wherein the B press block assembly motor 5 is fixedly arranged in the middle of the cylinder clamp bracket 7, an output shaft of the B press block assembly motor 5 is connected with the cylinder clamp B press block assembly 13 through a transmission mechanism, and the B press block assembly motor 5 is used for driving the cylinder clamp B press block assembly 13 to vertically move up and down along the cylinder clamp upper and lower guide rails 4 through the transmission mechanism. The transmission mechanism may take the form of, for example, but not limited to, a screw drive.
In some embodiments, the positioning tool adapting to the assembly of crankshaft connecting rods of various engine types further comprises an A press block assembly left cylinder and an A press block assembly right cylinder 6, wherein the A press block assembly left cylinder and the A press block assembly right cylinder 6 are arranged at a side elevation of one side of the A press block assembly I1001, the telescopic ends of the A press block assembly left cylinder and the A press block assembly right cylinder 6 are connected with the side part of the A press block assembly II 1002, and the A press block assembly left cylinder and the A press block assembly right cylinder 6 are used for driving the A press block assembly II 1002 to horizontally move left and right along the A press block assembly left guide rail 9.
In some embodiments, the positioning tool adapting to assembly of crankshaft connecting rods of various engine types further comprises a plurality of cylinder block 11, wherein the cylinder block 11 is arranged at the lower surface of the A block assembly II 1002, and the cylinder block 11 is used for compressing the engine cylinder in a multipoint manner. In some embodiments, the compression height of the plurality of cylinder blocks 11 may be adjusted to accommodate compression requirements of various engine cylinders.
In some embodiments, the crankshaft rotational positioning assembly 14 further includes a crankshaft rotational positioning horizontal rail 1401, a crankshaft rotational positioning horizontal slider 1402, and a crankshaft positioning rotational shaft 1403. The crankshaft rotary positioning horizontal sliding rail 1401 is arranged at the installation part of the crankshaft rotary positioning assembly 14 at one side of the cylinder clamp bracket, and the crankshaft rotary positioning horizontal sliding rail 1401 is arranged in parallel with the left and right guide rails of the A pressing block assembly. The crankshaft rotational positioning horizontal slider 1402 is disposed on the crankshaft rotational positioning horizontal rail 1401 and is capable of performing a horizontal reciprocating movement along the crankshaft rotational positioning horizontal rail 1401, and the crankshaft rotational positioning horizontal slider 1402 extends in a direction perpendicular to and away from the crankshaft rotational positioning horizontal rail 1401. The crankshaft positioning rotating shaft 1403 is arranged at one end of the crankshaft positioning horizontal sliding block 1402 away from the crankshaft positioning horizontal sliding block 1401, the axis of the crankshaft positioning rotating shaft 1403 is arranged in parallel with the crankshaft positioning horizontal sliding block 1401, and the crankshaft positioning pressure head 1404 is arranged at one end of the crankshaft positioning rotating shaft 1403 facing between the cylinder clamp A pressing block assembly and the cylinder clamp B pressing block assembly.
In some embodiments, the mounting portion of the crankshaft rotational positioning assembly 14 is located at a height position substantially between the cylinder clamp a and B block assemblies 10 and 13, and outside the space between the cylinder clamp a and B block assemblies 10 and 13, which is mainly where the engine block to be assembled is mounted.
In some embodiments, the crankshaft rotational positioning assembly 14 further includes a crankshaft rotational drive motor and a crankshaft rotational positioning horizontal drive motor; the crankshaft rotation driving motor is arranged on the crankshaft rotation positioning horizontal sliding block 1402 and is used for driving the crankshaft positioning rotating shaft 1403 and the crankshaft positioning pressure head 1404 to rotate through the crankshaft rotation transmission device; the horizontal driving motor for crankshaft rotation positioning is disposed at the horizontal sliding rail 1401 for crankshaft rotation positioning, and is used for driving the horizontal sliding block 1402 for crankshaft rotation positioning to horizontally reciprocate along the horizontal sliding rail 1401 for crankshaft rotation positioning.
In some embodiments, the crank rotary drive motor, the crank rotary transmission device, and the crank positioning rotating shaft 1403 may also be designed to move horizontally back and forth along the sliding rail on the upper surface of the crank positioning horizontal sliding block 1402 away from or close to the crank positioning horizontal sliding rail 1401, which is more beneficial to the positioning accuracy of the alignment of the crank positioning pressure head 1404 with the end surface of the crank.
In some embodiments, the cylinder driving mode and the driving mode of the motor and the transmission mechanism adopted in the embodiment are only exemplary, the utility model is not limited to this, and other driving modes can be interchanged or adopted according to actual needs.
As shown in fig. 6, the working method of the positioning tool adapting to the assembly of the crankshaft connecting rod of the engine with various machine types is approximately as follows: when the engine cylinder body is conveyed in place, the cylinder body clamp bracket 7 moves forwards and backwards to slide out of the cylinder body, the cylinder body clamp B pressing block assembly 13 presses upwards and enables the cylinder body positioning pin 12 to be inserted into the positioning pin hole of the engine cylinder body, meanwhile, after the right position of the left cylinder 6 and the right cylinder 6 of the cylinder body clamp A pressing block assembly 10 are adjusted, the cylinder body clamp A pressing block assembly 10 presses down to the top surface of the engine cylinder body, and meanwhile, the heights of the cylinder body pressing blocks 11 can be adjusted to meet the pressing requirements of different machine types, and automatic positioning of X, Y, Z three directions of the engine cylinder body of various machine types, and moving and rotating limiting in a X, Y plane can be achieved. Meanwhile, the crank positioning horizontal driving motor is started to drive the crank positioning horizontal sliding block 1402 to move horizontally along the crank positioning horizontal sliding rail 1401 so as to enable the crank positioning pressure heads 1404 and Qu Zhouduan to face and be close to each other, and at the moment, the crank positioning driving motor, the crank rotating transmission device and the crank positioning rotating shaft 1403 can also conduct front-back horizontal fine adjustment far away from or close to the crank positioning horizontal sliding rail 1401 along the sliding rail on the upper surface of the crank positioning horizontal sliding block 1402 so as to enable the crank positioning pressure heads 1404 and Qu Zhouduan to face and be more accurate. Finally, the crank rotation driving motor drives the crank positioning rotating shaft 1403, the crank positioning pressure head 1404 and the crank to rotate through the crank rotation transmission device, and accordingly the assembly and fastening process of the crank connecting rod at each angle is completed.
In summary, the positioning tool for assembling the crankshaft connecting rod of the engine suitable for various types has the following advantages: according to the scheme, the front and rear horizontal reciprocating movement of the cylinder body clamp bracket can be controlled through the front and rear guide rails of the cylinder body clamp and the telescopic cylinder of the cylinder body clamp arranged on the base; the cylinder clamp A pressing block assembly and the cylinder clamp B pressing block assembly are controlled to vertically reciprocate along the upper guide rail and the lower guide rail of the cylinder clamp by a cylinder clamp upper guide rail and a cylinder clamp lower pressing block assembly and a cylinder clamp A pressing block assembly and a cylinder clamp B pressing block assembly motor which are arranged on the cylinder clamp bracket; the left and right horizontal reciprocating movement of the A press block assembly II is controlled by a left and right cylinder of the A press block assembly and a left and right guide rail of the A press block assembly I; the cylinder body locating pin on the cylinder body clamp B pressing block assembly is matched, so that the automatic accurate positioning of the vertical, horizontal, longitudinal (X, Y, Z) triaxial directions and the rotation limit of the X, Y plane can be adapted to various engine cylinder bodies. Meanwhile, the crankshaft rotary driving motor, the crankshaft rotary transmission device and the crankshaft positioning rotary shaft can be horizontally finely adjusted along the sliding rail on the upper surface of the crankshaft rotary positioning horizontal sliding block in a front-back direction far away from or close to the crankshaft rotary positioning horizontal sliding rail, so that the crankshaft positioning pressure head is more accurately aligned with the end face of the crankshaft, the crankshaft rotary driving motor drives the crankshaft positioning rotary shaft, the crankshaft positioning pressure head and the crankshaft to rotate through the crankshaft rotary transmission device, and the assembly and fastening process of the crank connecting rod at each angle is completed; the problem of low efficiency caused by labor and time consumption in the prior art of manual positioning is well solved.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (10)
1. Positioning tool for assembling crankshaft connecting rods of engines of various types, which is characterized by comprising:
a base;
the cylinder body clamp front and rear guide rails are arranged on the upper surface of the base;
the cylinder clamp bracket is arranged on the front and rear guide rails of the cylinder clamp and is perpendicular to the upper surface of the base, and the cylinder clamp bracket can horizontally move back and forth along the front and rear guide rails of the cylinder clamp;
the cylinder clamp upper and lower guide rails are arranged on the cylinder clamp bracket;
the cylinder clamp A pressing block assembly is arranged on the cylinder clamp bracket through the upper and lower guide rails of the cylinder clamp;
the cylinder clamp B pressing block assembly is arranged on the cylinder clamp bracket through the upper and lower guide rails of the cylinder clamp and is positioned below the cylinder clamp A pressing block assembly, and the upper surface of the cylinder clamp B pressing block assembly comprises a cylinder positioning pin which is used for being inserted into a positioning hole of an engine cylinder to position the engine cylinder;
the cylinder clamp A pressing block assembly and the cylinder clamp B pressing block assembly can vertically move up and down along the upper guide rail and the lower guide rail of the cylinder clamp independently; and
the crankshaft rotary positioning assembly is arranged on one side of the cylinder clamp bracket and comprises a crankshaft positioning pressure head which is used for propping against the end face of the crankshaft and driving the crankshaft to rotate.
2. The positioning tooling for adapting to the assembly of crankshaft connecting rods of various engine types according to claim 1, wherein the cylinder clamp a press block assembly comprises:
the first pressing block assembly is arranged on the cylinder clamp bracket through the upper and lower guide rails of the cylinder clamp and can move up and down along the upper and lower guide rails of the cylinder clamp, and the left and right guide rails of the first pressing block assembly are arranged on the front vertical surface of the first pressing block assembly; and
and the A press block assembly II is arranged on the A press block assembly I through left and right guide rails of the A press block assembly, and can horizontally move left and right along the left and right guide rails of the A press block assembly.
3. The positioning tool for assembling crankshaft connecting rods of engines of various types according to claim 2, further comprising a cylinder clamp telescopic cylinder, wherein one end of the cylinder clamp telescopic cylinder is fixed on the base, the other end of the cylinder clamp telescopic cylinder is connected with the lower part of the cylinder clamp bracket, and the cylinder clamp telescopic cylinder is used for driving the cylinder clamp bracket to horizontally move back and forth along the front and back guide rails of the cylinder clamp.
4. The positioning tool for assembling crankshaft connecting rods of engines of various types according to claim 2, further comprising an A pressing block assembly lower pressing cylinder fixedly arranged on the upper portion of the cylinder body clamp support, wherein the telescopic end of the A pressing block assembly lower pressing cylinder is connected with the A pressing block assembly I, and the A pressing block assembly lower pressing cylinder is used for driving the cylinder body clamp A pressing block assembly to vertically move up and down along the upper guide rail and the lower guide rail of the cylinder body clamp.
5. The positioning tool for assembling crankshaft connecting rods of engines of various types according to claim 2, further comprising a B-press block assembly motor fixedly arranged in the middle of the cylinder clamp bracket, wherein an output shaft of the B-press block assembly motor is connected with the B-press block assembly of the cylinder clamp through a transmission mechanism, and the B-press block assembly motor is used for driving the B-press block assembly of the cylinder clamp to vertically move up and down along the upper guide rail and the lower guide rail of the cylinder clamp through the transmission mechanism.
6. The positioning tool for assembling the crankshaft connecting rod of the engine, which is suitable for various types of engines, according to claim 5, wherein the transmission mechanism adopts a screw transmission mode.
7. The positioning tool for assembling crankshaft connecting rods of various engine types according to claim 2, further comprising a left cylinder and a right cylinder of the A press block assembly, wherein the left cylinder and the right cylinder are arranged at a side elevation of one side of the A press block assembly, the telescopic ends of the left cylinder and the right cylinder of the A press block assembly are connected with the side part of the second A press block assembly, and the left cylinder and the right cylinder of the A press block assembly are used for driving the second A press block assembly to horizontally move left and right along the left guide rail and the right guide rail of the A press block assembly.
8. The positioning tool for assembling crankshaft connecting rods of engines of various types according to claim 2, further comprising a plurality of cylinder block pressing blocks arranged at the lower surface of the second A block assembly, wherein the cylinder block pressing blocks are used for carrying out multipoint compression on the engine cylinder block.
9. The positioning tooling for adapting to the assembly of crankshaft connecting rods of a plurality of engine types according to claim 2, wherein the crankshaft rotation positioning assembly further comprises:
the crankshaft rotary positioning horizontal slide rail is arranged at the crankshaft rotary positioning assembly mounting part on one side of the cylinder clamp bracket, and the crankshaft rotary positioning horizontal slide rail is arranged in parallel with the left and right guide rails of the A press block assembly;
the crankshaft rotary positioning horizontal sliding block is arranged on the crankshaft rotary positioning horizontal sliding rail and can horizontally reciprocate along the crankshaft rotary positioning horizontal sliding rail, and the crankshaft rotary positioning horizontal sliding block extends along the direction vertical to and far away from the crankshaft rotary positioning horizontal sliding rail; and
the crankshaft positioning rotating shaft is arranged at one end of the crankshaft positioning horizontal sliding block, which is far away from the crankshaft positioning horizontal sliding rail, and the axis of the crankshaft positioning rotating shaft is parallel to the crankshaft positioning horizontal sliding rail, and the crankshaft positioning pressure head is arranged at one end of the crankshaft positioning rotating shaft, which faces to the cylinder body clamp A pressing block assembly and between the cylinder body clamp B pressing block assembly.
10. The positioning tooling for adapting to the assembly of crankshaft connecting rods of a plurality of engine types according to claim 9, wherein the crankshaft rotation positioning assembly further comprises:
the crankshaft rotation driving motor is arranged on the crankshaft rotation positioning horizontal sliding block and is used for driving the crankshaft positioning rotating shaft and the crankshaft positioning pressure head to rotate through a crankshaft rotation transmission device; and
the crankshaft rotary positioning horizontal driving motor is arranged at the crankshaft rotary positioning horizontal sliding rail and is used for driving the crankshaft rotary positioning horizontal sliding block to horizontally reciprocate along the crankshaft rotary positioning horizontal sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321044652.6U CN219704047U (en) | 2023-05-05 | 2023-05-05 | Positioning tool suitable for assembling crankshaft connecting rods of engines of various types |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321044652.6U CN219704047U (en) | 2023-05-05 | 2023-05-05 | Positioning tool suitable for assembling crankshaft connecting rods of engines of various types |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219704047U true CN219704047U (en) | 2023-09-19 |
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| CN202321044652.6U Active CN219704047U (en) | 2023-05-05 | 2023-05-05 | Positioning tool suitable for assembling crankshaft connecting rods of engines of various types |
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