CN221135750U - Manual dismouting pin machine - Google Patents
Manual dismouting pin machine Download PDFInfo
- Publication number
- CN221135750U CN221135750U CN202323159499.4U CN202323159499U CN221135750U CN 221135750 U CN221135750 U CN 221135750U CN 202323159499 U CN202323159499 U CN 202323159499U CN 221135750 U CN221135750 U CN 221135750U
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- rod
- limiting plate
- sleeve rod
- sleeve
- outer sleeve
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- 210000000078 claw Anatomy 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000009471 action Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
The utility model provides a manual pin dismounting machine which comprises an equipment base, wherein a supporting guide rod is vertically arranged on the equipment base, an upper limiting plate and a lower limiting plate are fixedly arranged on the supporting guide rod, an upper limiting plate and a lower limiting plate are arranged at intervals, a guide rod II for connecting the upper limiting plate and the lower limiting plate is arranged between the upper limiting plate and the lower limiting plate, a pressing head is connected onto the supporting guide rod and the guide rod II in a sliding manner, and a spring I is arranged between the pressing head and the lower limiting plate; the device also comprises an operation rod and a connecting strip, wherein one end of the connecting strip is hinged with the lower limiting plate, the other end of the connecting strip is hinged with the lower end of the operation rod, and the operation rod is hinged with the upper limiting plate; the equipment base on be equipped with and bear the weight of the seat, be connected with the depression bar that corresponds with bearing the weight of the seat on the pressure head. The pressing rod is matched with the bearing seat to disassemble and assemble the pin, so that the operation position can be accurately positioned, and the pressing head is driven to be pressed down by the operation rod to disassemble and assemble, so that the operation is convenient, simple and labor-saving.
Description
Technical Field
The utility model relates to the technical field of mounting and dismounting tools, in particular to a manual pin dismounting machine.
Background
In the mechanical structural design, the pin is applied to a large number of structures such as fixation and anti-loosening of a plurality of parts, and has the advantages of simple structural form, high efficiency and the like.
The pin disassembling and assembling method usually adopts a method of knocking by a hard object (hammer) to forcedly press the pin into the structure by using external force, but the knocking position is difficult to accurately control by using the knocking mode, the structure is easy to be stressed unevenly during knocking, the problems that the structure is impacted, the part materials are damaged, a surface protection film and paint are worn and the like are usually caused, and the fatigue and durability of the structure are influenced.
A pin removing tool as disclosed in the patent publication CN 203779445U, which is used by operating the hollow bolt to rotate by a wrench, pushing the pin into the pin hole, and reversely pushing out the pin hole, thereby completing the pin removing process.
But there are the following problems in use: when the spanner operates the hollow bolt to rotate, the problem that the operation space is limited exists, the problem that the operation efficiency is low (because the hollow bolt needs to be rotated for a plurality of circles), and when the pin is pushed, the operation is laborious.
Disclosure of utility model
The utility model provides a manual pin dismounting machine aiming at the problems pointed out in the background art so as to solve the technical problems.
The technical scheme of the utility model is realized as follows:
The manual pin dismounting machine comprises an equipment base, wherein a supporting guide rod is vertically arranged on the equipment base, an upper limiting plate and a lower limiting plate are fixedly arranged on the supporting guide rod, an upper limiting plate and a lower limiting plate are arranged at intervals, a guide rod II for connecting the upper limiting plate and the lower limiting plate is arranged between the upper limiting plate and the lower limiting plate, a pressing head is connected onto the supporting guide rod and the guide rod II in a sliding manner, and a spring I is arranged between the pressing head and the lower limiting plate;
The device also comprises an operation rod and a connecting strip, wherein one end of the connecting strip is hinged with the lower limiting plate, the other end of the connecting strip is hinged with the lower end of the operation rod, and the operation rod is hinged with the upper limiting plate;
The equipment base on be equipped with and bear the weight of the seat, be connected with the depression bar that corresponds with bearing the weight of the seat on the pressure head.
The utility model is further arranged that the compression bar comprises a fixed shaft lever, and the lower end of the fixed shaft lever is detachably connected with a push rod;
The ejector rod comprises a fixed rod, the lower end of the fixed rod is connected with a claw sleeve with an annular section, the lower end of the claw sleeve is provided with breaking grooves penetrating through the inner side and the outer side of the claw sleeve, and the breaking grooves are provided with a plurality of breaking grooves and are arranged at intervals in the circumferential direction of the claw sleeve;
The screw sleeve is sleeved on the claw sleeve, the cross section of the screw sleeve is annular, the screw sleeve is in threaded connection with the fixed rod, and when the screw sleeve moves upwards, the lower end of the claw sleeve is retracted inwards;
The inner sleeve rod is connected with the inner sleeve rod in a sliding mode, the inner sleeve rod is connected with the outer sleeve rod in a sliding mode, the inner sleeve rod is connected with the inner sleeve rod in a sliding mode, the inner sleeve rod penetrates through the center of the inner sleeve rod and is fixedly connected with the inner sleeve rod, a second spring is arranged in the outer sleeve rod, the upper end of the second spring abuts against the inner sleeve rod, the lower end of the second spring abuts against the outer sleeve rod, and the lower end of the core ejector rod is higher than the lower end of the outer sleeve rod and is close to the lower end of the outer sleeve rod.
The utility model is further arranged that the bearing seat is of a cylindrical structure, and a concave hole is arranged in the center of the upper end of the bearing seat.
The utility model is further arranged that the outer side wall of the lower end of the outer sleeve rod is provided with a notch groove communicated with the inside of the outer sleeve rod, the outer sleeve rod further comprises a fixed ring and a limiting rod, the limiting rod is connected in the notch groove, the fixed ring is sleeved on the outer sleeve rod, one end of the limiting rod extends upwards and is connected with the fixed ring, and a step structure for limiting the fixed ring to move upwards is formed on the outer sleeve rod.
The utility model is further characterized in that the lower limiting plate is connected with a travel control rod which can be adjusted up and down.
By adopting the technical scheme, the utility model has the beneficial effects that:
According to the manual pin dismounting machine provided by the utility model, the pin is dismounted by matching the compression bar with the bearing seat, so that the operation position can be accurately positioned, and the operation rod drives the pressure head to press down for dismounting operation, so that the operation is convenient, simple and labor-saving.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic structural diagram of the present utility model.
Fig. 2 is a schematic structural diagram of the second embodiment of the present utility model.
FIG. 3 is a cross-sectional view of a compression bar of the present utility model.
FIG. 4 is an exploded view of the compression bar of the present utility model.
Fig. 5 is a cross-sectional view of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model is illustrated below with reference to fig. 1-5:
Example 1: the manual pin dismounting machine comprises a device base 1, wherein the base 1 is of a rectangular plate body structure, foot pads are arranged at the positions of four corners of the bottom of the base 1, a supporting guide rod 2 is vertically arranged on the device base 1, the supporting guide rod 2 is of a cylindrical rod body structure, the lower end of the supporting guide rod 2 is fixedly connected with the base 1, an upper limiting plate 3 and a lower limiting plate 4 are fixedly arranged on the supporting guide rod 2 and are arranged at intervals, a guide rod second 5 for connecting the upper limiting plate 3 and the lower limiting plate 4 is arranged between the upper limiting plate 3 and the lower limiting plate 4, the guide rod second 5 is parallel to the supporting guide rod 2 and is arranged at intervals, a pressing head 6 is slidably connected with the supporting guide rod 2 and the guide rod second 5, a connecting hole for slidably connecting the supporting guide rod 2 and the guide rod second 5 is formed in the pressing head 6, a first spring 7 is arranged between the pressing head 6 and the lower limiting plate 4, two springs 7 are respectively sleeved on the supporting guide rod 2 and the guide rod second 5, the lower end of the first spring 7 is abutted against the lower limiting plate 4, the upper end of the first spring 7 is abutted against the pressing head 6, and the first spring 7 applies upward moving elastic force to the pressing head 6.
Still include action bars 8 and connecting strip 9, action bars 8 and connecting strip 9 set up the side at pressure head 6, and connecting strip 9 is arc structure, and the long and thin body of rod structure of action bars 8, the one end of connecting strip 9 is articulated with lower limiting plate 4, and the other end of connecting strip 9 is articulated with the lower extreme of action bars 8, and action bars 8 are articulated with upper limiting plate 3, and the pin joint of action bars 8 and upper limiting plate 3 is higher than the pin joint of action bars 8 and connecting strip 9. Through adopting above-mentioned technical scheme, hold the upper end of action bars 8 with the hand, push down action bars 8, action bars 8 rotate around the articulated axis with upper limit plate 3, drive connecting strip 9 swing simultaneously, so, pressure head 6 moves down to compress spring one 7, after the pine hand, under the elasticity effect of spring one 7, pressure head 6 upwards moves the reset, action bars 8 upwards rotate.
The equipment base 1 is provided with a bearing seat 10, the bearing seat 10 is of a cylindrical structure, the bearing seat 10 is vertically arranged, the lower end of the bearing seat 10 is fixedly connected with the base 1, the upper end of the bearing seat 10 is of a conical structure with a small upper part and a big lower part, a concave hole 12 is formed in the center of the upper end face of the bearing seat 10, a pressing rod 11 corresponding to the bearing seat 10 is connected to the pressing head 6, the whole pressing rod 11 is of a cylindrical structure, and the pressing rod 11 and the bearing seat 10 are coaxially and correspondingly arranged.
The depression bar 11 includes fixed axostylus axostyle 111, the upper end and the pressure head 6 fixed connection of fixed axostylus axostyle 111, fixed axostylus axostyle 111 lower extreme detachably is connected with ejector pin 112, ejector pin 112 includes dead lever 1121, dead lever 1121's upper end is connected with dead lever 111, dead lever 1121's lower extreme is connected with the cross-section and is annular claw cover 1122, the lower extreme of claw cover 1122 is equipped with the breaking groove 1123 that runs through its inside and outside both sides, breaking groove 1123 is equipped with a plurality ofly and sets up at claw cover 1122's circumference interval, claw cover 1122's lower extreme is big-end-up's toper structure.
The screw sleeve 1124 is sleeved on the claw sleeve 1122, the section of the screw sleeve 1124 is annular, the screw sleeve 1124 is in threaded connection with the fixed rod 1121, and when the screw sleeve 1124 moves upwards, the lower end of the claw sleeve 1122 is led to be retracted inwards. The threaded sleeve 1124 moves upward to gradually contact the lower end of the pawl sleeve 1122, causing the lower end of the pawl sleeve 1122 to gradually retract, forming a clamping structure.
The inner sleeve rod 1126 is connected with the inner sleeve rod 1125 in a sliding manner, the upper end of the inner sleeve rod 1126 extends out of the upper end of the outer sleeve rod 1125 and is connected with the claw sleeve 1122, the core ejector rod 1127 penetrates through the center of the inner sleeve rod 1126 and is fixedly connected with the inner sleeve rod 1126, a second spring 1128 is arranged in the outer sleeve rod 1125, the upper end of the second spring 1128 abuts against the inner sleeve rod 1126, the lower end of the second spring 1128 abuts against the outer sleeve rod 1125, and the lower end of the core ejector rod 1127 is higher than the lower end of the outer sleeve rod 1125 and is arranged close to the lower end of the outer sleeve rod 1125. The inner sleeve rod 1126 is formed by three sections, the diameters of the three sections gradually become larger from top to bottom, the uppermost end of the inner sleeve rod 1126 stretches into the claw sleeve 1122 to be fixedly connected with the claw sleeve 1122, the lowermost section of the inner sleeve rod 1126 is slidably connected in the outer sleeve rod 1125, a hole which is in adaptive sliding connection with the lowermost section of the inner sleeve rod 1126 is formed in the outer sleeve rod 1125, a hole which is in adaptive connection with the middle section of the inner sleeve rod 1126 is formed at the upper end of the outer sleeve rod 1125, and the upper end of the outer sleeve rod 1125 is arranged at the lower end of the screw sleeve 1124. When the pressure head 6 moves downwards, the pressure rod 11 moves downwards along with the pressure rod, the outer sleeve rod 1125 is firstly contacted with a part on the bearing seat 10, the outer sleeve rod 1125 stops moving downwards along with the continuous downward movement of the pressure rod 11, the second spring 1128 is compressed, the inner sleeve rod 1126 and the core ejector rod 1127 continue to move downwards, and the core ejector rod 1127 extends out from the lower end of the outer sleeve rod 1125 to perform pressing operation on pins on the part.
In the inactive state, the core jack 1127 is contracted inside the sheath rod 1125.
The operating principle of the disassembly and assembly pin is as follows: the pin is disassembled, a hand-held part is placed on the bearing seat 10, the pin on the part corresponds to the concave hole 12, the core ejector rod 1127 pushes the pin out of the part from the upper side, the pin enters the concave hole 12, and the disassembly of the pin is completed; the pin is installed, the pin is firstly installed in a hole at the lower end of the outer sleeve rod 1125, a hand-held part is placed on the bearing seat 10, the pressing rod 11 is pressed down, the core ejector rod 1127 ejects the pin, the pin enters a pin hole on the part, and the installation of the pin is completed.
The lower end of the outer sleeve 1125 is tapered with a smaller lower end and a larger upper end.
The outer side wall of the lower end of the outer sleeve rod 1125 is provided with a notch slot 1129 communicated with the inside of the outer sleeve rod, the outer sleeve rod also comprises a fixed ring 13 and a limiting rod 14, the limiting rod 14 is connected in the notch slot 1129, the fixed ring 13 is sleeved on the outer sleeve rod 1125, one end of the limiting rod 14 extends upwards and is connected with the fixed ring 13, and a step structure for limiting the fixed ring 13 to move upwards is formed on the outer sleeve rod 1125. The fixing ring 13 and the limiting rod 14 are integrally arranged, the fixing ring 13 and the limiting rod 14 are formed by bending steel wires, the fixing ring 13 is a broken ring, in the structure, the limiting rod 14 is fixedly connected to the outer sleeve rod 1125 through the fixing ring 13, the limiting rod 14 partially enters the inner part of the outer sleeve rod 1125 to limit pins, the pins are inserted into the limiting rod in advance when the pins are installed, and the inserted pins abut against the limiting rod 14, so that the insertion positions of the pins are limited.
The lower limiting plate 4 is connected with a travel control rod 15 capable of being adjusted up and down, the travel control rod 15 is vertically arranged, the travel control rod 15 can move up and down to adjust the position, and the pressure head 6 is propped against the upper end of the travel control rod 15 when moving downwards, so that the travel of the pressure head 6 is limited.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the utility model.
Claims (5)
1. The utility model provides a manual dismouting pin machine, includes equipment base, its characterized in that: the device comprises a device base, a supporting guide rod, an upper limiting plate, a lower limiting plate, a guide rod II, a pressing head, a spring I, a spring II and a spring I, wherein the supporting guide rod is vertically arranged on the device base;
The device also comprises an operation rod and a connecting strip, wherein one end of the connecting strip is hinged with the lower limiting plate, the other end of the connecting strip is hinged with the lower end of the operation rod, and the operation rod is hinged with the upper limiting plate;
The equipment base on be equipped with and bear the weight of the seat, be connected with the depression bar that corresponds with bearing the weight of the seat on the pressure head.
2. A manual disassembly and assembly pin machine according to claim 1, wherein: the compression bar comprises a fixed shaft lever, and the lower end of the fixed shaft lever is detachably connected with a push rod;
The ejector rod comprises a fixed rod, the lower end of the fixed rod is connected with a claw sleeve with an annular section, the lower end of the claw sleeve is provided with breaking grooves penetrating through the inner side and the outer side of the claw sleeve, and the breaking grooves are provided with a plurality of breaking grooves and are arranged at intervals in the circumferential direction of the claw sleeve;
The screw sleeve is sleeved on the claw sleeve, the cross section of the screw sleeve is annular, the screw sleeve is in threaded connection with the fixed rod, and when the screw sleeve moves upwards, the lower end of the claw sleeve is retracted inwards;
The inner sleeve rod is connected with the inner sleeve rod in a sliding mode, the inner sleeve rod is connected with the outer sleeve rod in a sliding mode, the inner sleeve rod is connected with the inner sleeve rod in a sliding mode, the inner sleeve rod penetrates through the center of the inner sleeve rod and is fixedly connected with the inner sleeve rod, a second spring is arranged in the outer sleeve rod, the upper end of the second spring abuts against the inner sleeve rod, the lower end of the second spring abuts against the outer sleeve rod, and the lower end of the core ejector rod is higher than the lower end of the outer sleeve rod and is close to the lower end of the outer sleeve rod.
3. A manual disassembly and assembly pin machine according to claim 2, wherein: the bearing seat is of a cylindrical structure, and a concave hole is formed in the center of the upper end of the bearing seat.
4. A manual disassembly and assembly pin machine according to claim 2, wherein: the outer side wall of the lower end of the outer sleeve rod is provided with a notch groove communicated with the inner part of the outer sleeve rod, the outer sleeve rod further comprises a fixed ring and a limiting rod, the limiting rod is connected in the notch groove, the fixed ring is sleeved on the outer sleeve rod, one end of the limiting rod extends upwards and is connected with the fixed ring, and a step structure for limiting the fixed ring to move upwards is formed on the outer sleeve rod.
5. A manual disassembly and assembly pin machine according to claim 1, wherein: the lower limiting plate is connected with a travel control rod which can be adjusted up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323159499.4U CN221135750U (en) | 2023-11-22 | 2023-11-22 | Manual dismouting pin machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323159499.4U CN221135750U (en) | 2023-11-22 | 2023-11-22 | Manual dismouting pin machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221135750U true CN221135750U (en) | 2024-06-14 |
Family
ID=91428514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323159499.4U Active CN221135750U (en) | 2023-11-22 | 2023-11-22 | Manual dismouting pin machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221135750U (en) |
-
2023
- 2023-11-22 CN CN202323159499.4U patent/CN221135750U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |