CN211661460U - Press-fitting tool for crankshaft driving gear - Google Patents
Press-fitting tool for crankshaft driving gear Download PDFInfo
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- CN211661460U CN211661460U CN201922361213.8U CN201922361213U CN211661460U CN 211661460 U CN211661460 U CN 211661460U CN 201922361213 U CN201922361213 U CN 201922361213U CN 211661460 U CN211661460 U CN 211661460U
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- pressure head
- base
- guide block
- press
- pressure
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Abstract
The utility model discloses a pressure equipment frock for crankshaft drive gear, include: the base on the base plate and the pressure head that one is located the base top and can carry out up-and-down motion relative to the base are fixed to a base, are connected with the guide block through the connecting axle in the pressure head below, have seted up a pressure head hole in the middle of the guide block, and the pressure head hole is located between pressure head and the base, and it is downthehole that the pressure head is put into to the copper sheathing, and the pressure head downstream impresses the copper sheathing in the work piece on the base. In this way, the utility model discloses a phenomenon that takes place to incline when avoiding the copper sheathing to impress the work piece is guaranteed that the atress is even that the copper sheathing is tightened up in advance during pressure equipment that a pressure equipment frock for crankshaft drive gear can avoid the copper sheathing to take place the risk that drops.
Description
Technical Field
The utility model relates to a gear machining technical field especially relates to a pressure equipment frock for crankshaft drive gear.
Background
The press tool in the prior art has many defects in the work: such as the copper sleeve is easy to fall off, the stress is uneven and the pressure is unstable.
a) The copper bush is easy to drop: the diameter of the copper sleeve is smaller than the inner hole of the copper sleeve positioning plate, so that the copper sleeve is easy to fall off after being placed in the positioning plate, the copper sleeve is damaged and scrapped, and the copper sleeve is generally greased to prevent the copper sleeve from falling off at present;
b) and uneven stress: because the copper sleeve cannot be fixed, the copper sleeve can be inclined when just entering a workpiece in the press fitting process, so that the stress is uneven;
c) and unstable pressure: due to uneven stress, pressure is unstable, and the processing quality of the workpiece is affected.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a pressure equipment frock for crankshaft drive gear, can avoid the copper sheathing to take place the risk that drops, and the copper sheathing atress in advance tightens up during the pressure equipment, guarantees that the atress is even, guarantees stable in pressure, the phenomenon of emergence slope when avoiding the copper sheathing to impress the work piece.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a pressure equipment frock for bent axle drive gear, includes: a base plate, a base which is inserted and fixed on the base plate and a pressure head which is positioned above the base and can move up and down relative to the base,
the pressure head below is connected with the guide block through the connecting axle, has seted up a pressure head hole in the middle of the guide block, and the pressure head hole is located between pressure head and the base, and it is downthehole that the pressure head is put into to the copper sheathing, and the pressure head downstream impresses the copper sheathing in the work piece on the base.
In a preferred embodiment of the present invention, the base surface defines a receiving cavity, and the receiving cavity has a structural size matched with the workpiece for placing the workpiece.
In a preferred embodiment of the present invention, one end of the connecting shaft is fixed to the pressing head, and the other end of the connecting shaft is inserted into the guide block.
The utility model discloses a preferred embodiment, the connecting rod has still the equipartition to have on the guide block, and the connecting rod locking is between pressure head and guide block, and the fix with screw is passed through on the pressure head to the one end of connecting rod, and the other end locking of connecting rod is on the guide block, and the connecting rod both ends all overlap with the junction of pressure head and guide block and are equipped with the spring, and the pressure head upward movement, the guide block receive the spring force effect of spring rebound upwards.
In a preferred embodiment of the present invention, the inner wall of the indenter hole is tapered upward and straight downward, and the copper sleeve and the indenter hole are slidably disposed therebetween.
In a preferred embodiment of the present invention, the downward movement of the pressing head drives the guide block to move downward until the guide block contacts with the upper surface of the workpiece on the base, and the pressing head continues to move downward, so that the pressing head presses the copper bush in the pressing head hole downward into the workpiece.
The utility model has the advantages that: the utility model is used for bent axle drive gear's pressure equipment frock can avoid the copper sheathing to take place the risk that drops, and the copper sheathing atress in advance tightens up during the pressure equipment, guarantees that the atress is even, guarantees stable in pressure, the phenomenon that takes place to incline when avoiding the copper sheathing to impress the work piece.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and 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 without inventive work, wherein:
fig. 1 is a schematic structural view of a preferred embodiment of a press-fitting tool for a crankshaft driving gear according to the present invention;
fig. 2 is a schematic structural view of a preferred embodiment of a guide block in the press fitting tool for the crankshaft driving gear according to the present invention;
FIG. 3 is a sectional view taken along line A-A of FIG. 2;
the parts in the drawings are numbered as follows: 1. the device comprises a pressure head, 2, a screw, 3, a spring, 4, a copper sleeve, 5, a guide block, 6, a workpiece, 7, a base, 8, a connecting shaft, 9, a base plate, 10, a connecting rod, 11 and a pressure head hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 3, an embodiment of the present invention includes:
a pressure equipment frock for bent axle drive gear includes: a base plate 9, a base 7 inserted and fixed on the base plate 9, and a pressure head 1 which is positioned above the base 7 and can move up and down relative to the base 7.
The surface of the base 7 is provided with an accommodating cavity, and the structural size of the accommodating cavity is matched with the workpiece 6 for placing the workpiece 6.
The pressure head 1 below is connected with guide block 5 through connecting axle 8, and the one end of connecting axle 8 is fixed on pressure head 1, and the other end cartridge of connecting axle 8 is on guide block 5.
The guide block 5 is further evenly provided with connecting rods 10, the connecting rods 10 are locked between the pressure head 1 and the guide block 5, one ends of the connecting rods 10 are fixed on the pressure head 1 through screws 2, and the other ends of the connecting rods 10 are locked on the guide block 5.
The connecting rod 10 both ends all are equipped with spring 3 with the junction of pressure head 1 and guide block 5, and pressure head 1 upward movement, guide block 5 receive spring force effect that spring 3 kick-backs upwards.
Seted up a pressure head hole 11 in the middle of guide block 5, pressure head hole 11 is located between pressure head 1 and the base 7, and pressure head hole 11 inner wall is straight setting down of epicone, is the setting that slides between copper sheathing 4 and the pressure head hole 11, and in pressure head hole 11 was put into to copper sheathing 4, in pressure head hole 6 on the base 7 was impressed with copper sheathing 4 to pressure head 1 downstream.
The copper bush 4 is put into the pressure head hole 11 from the top down, so that the risk that the copper bush 4 falls can be avoided.
The upper cone and lower straight mode is designed for the pressure head hole 11, so that the copper bush 4 is stressed in advance to be tightened up during press mounting, the stress uniformity is ensured, the pressure stability is ensured, and the phenomenon that the copper bush 4 inclines when being pressed into the workpiece 6 is avoided.
The utility model discloses a working process for crankshaft drive gear's pressure equipment frock is:
the pressing head 1 moves downwards, the guide block 5 moves downwards along with the movement of the pressing head until the guide block 5 is contacted with the upper surface of the workpiece 6 on the base 7,
at the moment, the pressure head 1 continues to move downwards, the copper sleeve 4 is placed into the pressure head hole 11, the pressure head 1 downwards presses the copper sleeve 4 in the pressure head hole 11 into the workpiece 6, the pressure head hole 11 is designed into a mode that an upper cone is straight downwards, the copper sleeve 4 is stressed in advance to be tightened during press mounting, and the stress uniformity and the pressure stability are guaranteed.
The utility model discloses a beneficial effect that is used for crankshaft drive gear's pressure equipment frock is:
the copper sleeve is placed into the pressure head hole from top to bottom, so that the risk of falling of the copper sleeve can be avoided;
the pressing head hole is designed to be in a mode that the upper cone is straight downwards, so that the copper sleeve is stressed in advance to be tightened when in press mounting, the stress is ensured to be uniform, the pressure is ensured to be stable, and the phenomenon that the copper sleeve inclines when being pressed into a workpiece is avoided.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (6)
1. The utility model provides a pressure equipment frock for bent axle drive gear which characterized in that includes: a base plate, a base which is inserted and fixed on the base plate and a pressure head which is positioned above the base and can move up and down relative to the base,
the pressure head below is connected with the guide block through the connecting axle, has seted up a pressure head hole in the middle of the guide block, and the pressure head hole is located between pressure head and the base, and it is downthehole that the pressure head is put into to the copper sheathing, and the pressure head downstream impresses the copper sheathing in the work piece on the base.
2. A press fitting tool for a crankshaft driving gear according to claim 1, wherein the base surface is provided with an accommodating cavity, and the accommodating cavity is matched with the workpiece in structural size and used for placing the workpiece.
3. A press fitting tool for a crankshaft driving gear according to claim 1, wherein one end of the connecting shaft is fixed to the press head, and the other end of the connecting shaft is inserted into the guide block.
4. A press fitting tool for a crankshaft driving gear according to claim 1, wherein connecting rods are further uniformly distributed on the guide block and locked between the pressing head and the guide block, one end of each connecting rod is fixed on the pressing head through a screw, the other end of each connecting rod is locked on the guide block, springs are sleeved at the joints of the two ends of each connecting rod and the pressing head and the corresponding guide block, the pressing heads move upwards, and the guide blocks are rebounded upwards under the action of spring force of the springs.
5. A press fitting tool for a crankshaft driving gear according to claim 1, wherein the inner wall of the pressure head hole is tapered upwards and straight downwards, and the copper sleeve and the pressure head hole are arranged in a sliding manner.
6. A press fitting tool for a crankshaft driving gear according to claim 5, wherein the press head moves downwards to drive the guide block to move downwards until the guide block is in contact with the upper surface of the workpiece on the base, the press head continues to move downwards, and the press head presses the copper sleeve in the press head hole downwards into the workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922361213.8U CN211661460U (en) | 2019-12-25 | 2019-12-25 | Press-fitting tool for crankshaft driving gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922361213.8U CN211661460U (en) | 2019-12-25 | 2019-12-25 | Press-fitting tool for crankshaft driving gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211661460U true CN211661460U (en) | 2020-10-13 |
Family
ID=72734703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922361213.8U Active CN211661460U (en) | 2019-12-25 | 2019-12-25 | Press-fitting tool for crankshaft driving gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211661460U (en) |
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2019
- 2019-12-25 CN CN201922361213.8U patent/CN211661460U/en active Active
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