CN217572716U - Device for replacing cutter - Google Patents
Device for replacing cutter Download PDFInfo
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- CN217572716U CN217572716U CN202221000036.6U CN202221000036U CN217572716U CN 217572716 U CN217572716 U CN 217572716U CN 202221000036 U CN202221000036 U CN 202221000036U CN 217572716 U CN217572716 U CN 217572716U
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Abstract
The embodiment of the application discloses a device for changing a cutter, which is used for reducing the condition of workpiece damage and further reducing the economic cost. The embodiment of the application comprises the following steps: the tool comprises a tool cylinder, a first fastening screw, a second fastening screw, a third fastening screw, a fourth fastening screw, a pull rod and a pull tab; the first fastening screw and the second fastening screw are respectively and symmetrically connected with the knife cylinder, and the knife cylinder is used for connecting a target cutter; the third fastening screw and the fourth fastening screw are respectively and symmetrically connected with the knife cylinder, and the first fastening screw, the second fastening screw, the third fastening screw and the fourth fastening screw are used for fastening the knife cylinder and the target knife; the knife cylinder is connected with the pull rod, and the pull rod is used for transmitting the acting force to the knife cylinder; the pull rod is connected with the pull tab, and the pull tab is used for applying acting force to the pull rod.
Description
Technical Field
The embodiment of the application relates to the technical field of machining cutter replacement, in particular to a device for replacing a cutter.
Background
In the process of processing the cylinder body and the cylinder cover of the engine, a long gun reamer is needed to process a deep hole, the rotating speed of the cutter is high, the cutter needs to be replaced in time when the cutter is passivated, if the cutter cannot be replaced in time, the situation of burning the cutter is easily caused, and after the cutter is sintered, the cutter is adhered in a workpiece of the engine, so that the engine cannot normally work.
At present, the mode of changing the passivation cutter mainly adopts ordinary instrument to beat the cutter from top to bottom to make appear becoming flexible between being connected of cutter and work piece, the rethread pliers is pulled out the cutter, and the process of changing is wasted time and energy, is beating the cutter of adhesion on the work piece, when the effort that acts on the cutter is too big, because cutter and work piece lug connection, the conduction of effort makes the work piece also bear great effort, thereby leads to the work piece to damage, and then increases economic cost.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a device for changing a cutter, which is used for reducing the condition of workpiece damage and further reducing the economic cost.
The application provides a device for changing cutter includes: the tool comprises a tool cylinder, a first fastening screw, a second fastening screw, a third fastening screw, a fourth fastening screw, a pull rod and a pull tab;
the first fastening screw and the second fastening screw are respectively and symmetrically connected with the knife cylinder, and the knife cylinder is used for connecting a target cutter;
the third fastening screw and the fourth fastening screw are respectively and symmetrically connected with the knife cylinder, and the first fastening screw, the second fastening screw, the third fastening screw and the fourth fastening screw are used for fastening the connection between the knife cylinder and the target knife;
the knife cylinder is connected with the pull rod, and the pull rod is used for transmitting the acting force to the knife cylinder;
the pull rod is connected with the pull tab, and the pull tab is used for applying acting force to the pull rod.
Optionally, the first fastening screw, the second fastening screw, the third fastening screw and the fourth fastening screw are hexagonal fastening screws.
Optionally, the knife cylinder comprises: the first screw hole, the second screw hole, the third screw hole and the fourth screw hole;
the first screw hole, the second screw hole, the third screw hole and the fourth screw hole are respectively matched with the first fastening screw, the second fastening screw, the third fastening screw and the fourth fastening screw to fix the cutter cylinder and the target cutter.
Optionally, the knife cylinder further comprises: a first via and a second via;
the first through hole is formed in the first end of the knife cylinder;
the target cutter is connected with the cutter barrel through the first through hole;
the second through hole is formed in the second end of the cutter barrel;
the pull rod is connected with the knife cylinder through the second through hole.
Optionally, the device further comprises a connecting screw thread;
the connecting screw thread is provided with an external thread;
the first end of the pulling rod is provided with an internal thread;
the first end of the connecting screw thread penetrates through the second through hole of the knife cylinder and is connected with the second end of the knife cylinder;
the external thread of the connecting screw teeth is matched with the internal thread of the extraction rod, so that the second end of the connecting screw teeth is connected with the first end of the extraction rod.
Optionally, the device further comprises a nut;
the nut is provided with internal threads;
the first end of the connecting screw thread is connected with the second end of the knife cylinder through the matching of the internal thread of the nut and the external thread of the connecting screw thread.
Optionally, the inner diameter of the pull tab is larger than the outer diameter of the pull rod, and the target tool is loosened by knocking the pull tab.
Optionally, the surface of the tab is provided with a first threaded region for increasing friction with the operator's hand.
Optionally, the second end surface of the stem is provided with a second threaded region for increasing the friction between the stem and the stem.
Optionally, the device for changing the tool is made of stainless steel.
According to the technical scheme, the embodiment of the application has the following beneficial effects:
in the application, a first fastening screw and a second fastening screw are respectively and symmetrically connected with a knife cylinder, and the knife cylinder is used for connecting a target cutter; the first fastening screw, the second fastening screw, the third fastening screw and the fourth fastening screw are used for fastening the connection between the cutter barrel and the target cutter; the knife cylinder is connected with the pull rod, and the pull rod is used for transmitting the acting force to the knife cylinder; the pull rod is connected with the pull tab, and the pull tab is used for applying acting force to the pull rod. When the tool needs to be replaced, the target tool is sleeved by the tool cylinder, the tool cylinder and the target tool are tightly connected by screwing the first fastening screw, the second fastening screw, the third fastening screw and the fourth fastening screw, the pulling hammer is held by a hand and is knocked towards the handle part at the rear end of the pulling rod, the force is gradually reduced in a conduction process, the acting force applied to a workpiece connected with the tool is reduced, a vertical knocking mode is adopted, the tool can be knocked outwards in a direction coaxial with a machining hole, the coaxial vibration and extraction of the tool are realized, the looseness between the connection of the tool and the workpiece is realized, the tool is replaced, the condition that the workpiece is damaged is reduced, and the economic cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a device for changing a tool in the present application.
Detailed Description
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for explaining relative positional relationships between the respective members or components, and do not particularly limit specific mounting orientations of the respective members or components. Moreover, some of the above terms may be used in other meanings besides orientation or positional relationship, for example, the term "upper" may also be used in some cases to indicate a certain attaching or connecting relationship. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate. Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In addition, the structures, the proportions, the sizes, and the like, which are illustrated in the accompanying drawings and described in the present application, are intended to be considered illustrative and not restrictive, and therefore, not limiting, since those skilled in the art will understand and read the present application, it is understood that any modifications of the structures, changes in the proportions, or adjustments in the sizes, which are not necessarily essential to the practice of the present application, are intended to be within the scope of the present disclosure without affecting the efficacy and attainment of the same.
The embodiment of the application provides a device for changing a cutter, which is used for reducing the condition of workpiece damage and further reducing the economic cost.
Referring to fig. 1, one embodiment of the apparatus for changing tools in the present application includes: the tool comprises a tool cylinder 1, a first fastening screw 2, a second fastening screw 3, a third fastening screw 4, a fourth fastening screw, a pull rod 5 and a pull tab 6;
the first fastening screw 2 and the second fastening screw 3 are respectively and symmetrically connected with the knife cylinder 1, and the knife cylinder 1 is used for connecting a target cutter 7;
the third fastening screw 4 and the fourth fastening screw are respectively and symmetrically connected with the knife cylinder 1, and the first fastening screw 2, the second fastening screw 3, the third fastening screw 4 and the fourth fastening screw are used for fastening the connection between the knife cylinder 1 and the target cutter 7;
the knife cylinder 1 is connected with a pull rod 5, and the pull rod 5 is used for transmitting the acting force to the knife cylinder 1;
the pulling rod 5 is connected with a pulling lug 6, and the pulling lug 6 is used for applying acting force to the pulling rod 5.
In this application, the first end of a sword section of thick bamboo 1 is used for being connected with target cutter 7, and a sword section of thick bamboo 1 is hollow structure, and the first end internal diameter of a sword section of thick bamboo 1 is greater than the internal diameter of second end, adopts this type of design to make this device can be applicable to the cutter of different sizes, and when the size of a dimension of target cutter is different, only need through adjusting fastening screw, alright make a sword section of thick bamboo 1 and target cutter fastening connection, improve the application range of this device.
The cylindrical pulling-out of hanging down 6 for hollow structure in this application hangs down, hang down 6 through the pulling-out and strike 5 rear ends of dead man, utilize the conduction principle of power, effort conduction to the sword section of thick bamboo 1 that dead man 5 received, sword section of thick bamboo 1 conduction to target cutter 7, thereby make to take place to become flexible between target cutter 7 and the work piece, when for making to hang down 6 through the pulling-out and strike 5 rear ends of dead man, the effort that dead man 5 received is enough to conduct to target cutter, thereby make to take place to become flexible between target cutter 7 and the work piece, therefore the cylindrical pulling-out that 6 adoption that hang down in this application has great weight hangs down. The weight of the pull tab 6 may be 20 kg or 25 kg, and is not limited herein.
When the tool needs to be replaced, the tool cylinder 1 sleeves a target tool 7, the first fastening screw 2, the second fastening screw 3, the third fastening screw 4 and the fourth fastening screw are screwed, so that the tool cylinder 1 and the target tool 7 are fastened and connected, the pulling hammer 4 is held by a hand and is knocked towards the handle part of the rear end of the pulling rod 5, the force is gradually reduced in the conduction process, the acting force on a workpiece connected with the tool is reduced, the tool can be knocked outwards in the direction coaxial with a machining hole in a vertical knocking mode, the coaxial vibration and extraction of the tool are realized, the tool and the workpiece are connected loosely, the tool is replaced, the damage condition of the workpiece is reduced, and the economic cost is reduced.
Optionally, the first fastening screw 2, the second fastening screw 3, the third fastening screw 4 and the fourth fastening screw in the present application are hexagonal fastening screws.
Optionally, the knife cylinder 1 in the present application includes: the first screw hole, the second screw hole, the third screw hole and the fourth screw hole;
the first screw hole, the second screw hole, the third screw hole and the fourth screw hole are respectively matched with the first fastening screw 2, the second fastening screw 3, the third fastening screw 4 and the fourth fastening screw to fix the cutter cylinder 1 and the target cutter 7.
In the present application, a first screw hole, a second screw hole, a third screw hole and a fourth screw hole are provided at a first end of the tool cylinder 1, the first screw hole and the second screw hole are symmetrically provided, and are respectively located at an upper portion and a lower portion of the first end of the tool cylinder 1, the third screw hole and the fourth screw hole are symmetrically provided, and are respectively located at a left portion and a right portion of the first end of the tool cylinder, so as to form a cross structure, the first screw hole, the second screw hole, the third screw hole and the fourth screw hole are provided with internal threads, the first fastening screw 2, the second fastening screw 3, the third fastening screw 4 and the fourth fastening screw are provided with external threads, and through the cooperation between the internal threads and the external threads, the first fastening screw 2, the second fastening screw 3, the third fastening screw 4 and the fourth fastening screw fix a target tool 7 located in the tool cylinder 1 from four positions, i.e., from top to bottom and left to right, so as to form a cross structure, so as to improve the stability of the connection between the tool cylinder 1 and the target tool 7.
Since the hexagonal fastening screw has the characteristics of convenience in detachment and installation, difficulty in sliding angle and the like, and is suitable for equipment and devices with high detachment and installation frequency, the device for replacing the tool in the application realizes the connection between the tool cylinder 1 and the target tool 7 through the detachment and installation of the fastening screw, and the detachment and installation frequency is high, so that the first fastening screw 2, the second fastening screw 3, the third fastening screw 4 and the fourth fastening screw are hexagonal fastening screws.
Optionally, the device in the present application further comprises a connection thread 8;
the connecting screw thread 8 is provided with an external thread;
the first end of the pulling rod 5 is provided with internal threads;
the first end of the connecting screw thread 8 penetrates through the second through hole of the knife cylinder 1 to be connected with the second end of the knife cylinder 1;
the second end of the connecting thread 8 is connected with the first end of the extraction rod 5 through the matching of the external thread of the connecting thread 8 and the internal thread of the extraction rod 5.
Optionally, the device in the present application further comprises a nut 9;
the nut 9 is provided with an internal thread;
the first end of the connecting screw thread 6 is connected with the second end of the knife cylinder 1 through the matching of the internal thread of the nut 9 and the external thread of the connecting screw thread 8.
Optionally, the knife cylinder further comprises: a first via and a second via;
the first through hole is formed in the first end of the knife cylinder;
the target cutter is connected with the cutter barrel through the first through hole;
the second through hole is formed in the second end of the knife cylinder;
the pulling rod is connected with the knife cylinder through the second through hole.
In this application, the second end of a sword section of thick bamboo 1 is provided with and is connected the second through-hole of 8 external diameter adaptations of thread, should be connected and be provided with the external screw thread on the thread 8, through the internal thread of nut 9 and the cooperation of the external screw thread of being connected thread 8, will be connected the first end of thread 8 and the second end connection of a sword section of thick bamboo 1. The first end of extraction rod 5 is provided with one and the through-hole of connecting 8 external diameter adaptations of thread, is provided with the internal thread in this extraction rod 5's the through-hole, and the external screw thread through connecting thread 8 cooperates with the internal thread of extraction rod 5, and the second end that will connect thread 8 is connected with the first end of extraction rod 5. In order to properly buffer the acting force transmitted to the target tool 7 and reduce the damage of the engine workpiece caused by excessive acting force, the length of the pulling rod 5 may be 0.5 meter or 1 meter, which is not limited herein and is set according to the specific situation in practical application.
Optionally, the inner diameter of the pull tab 6 is larger than the outer diameter of the pull 3 rod, and the target tool 7 is loosened by knocking the pull tab 5 through the pull tab 6.
Optionally, the surface of the extracting lobe 6 is provided with a first threaded zone for increasing the friction with the operator's hand.
Optionally, the second end surface of the stem 5 is provided with a second threaded area for increasing the friction between the stem 5 and the droop 6.
In this application, the internal diameter that hangs down 6 of pulling out is greater than the external diameter of dead man 5, utilize to pull out the movable space that hangs down between 6 and the dead man 5, through pulling out 6 and carrying out perpendicular the striking to dead man 5 second end back handle position, the effort of applying dead man 5, conduct to barrel 1, barrel 1 conducts the effort to target cutter 7, thereby make target cutter 7 can toward strikeing outward to the coaxial direction of work piece with the engine, realize the coaxial vibration of target cutter 7 and pull out, so that target cutter 7 appears becoming flexible, and then change it.
When the target tool 7 is replaced, an operator holds the pull tab 6, the pull tab 6 vertically strikes the pull rod 5, in order to enable the operator to stably hold the pull tab 6, a first thread area is arranged on the surface of the pull tab 6, friction force between the first thread area and the hand of the operator is increased, and accordingly stability of the hand of the operator and stability of the pull tab 6 are improved. Exert the effort through pulling out 6 that hang down to dead man 5, mainly pull out 6 that hang down and strike perpendicularly to dead man 5 second end back handle position, for reducing at the in-process of strikeing, pull out and hang down 6 and drop and pound the operator, cause the condition of incident, be provided with the second screw thread region at dead man 5's second terminal surface to increase dead man 5 and pull out the frictional force between 6 that hangs down, improve dead man 5 and pull out the stability between 6 that hangs down.
Optionally, the device for changing the tool in this application is made of stainless steel.
Stainless steel is used for manufacturing the tool changing device, because the stainless steel has the characteristics of good corrosion resistance, toughness and the like, so that the application range of the tool changing device is widened and the service life of the tool changing device is prolonged.
It should be noted that the above-mentioned disclosure and specific embodiments are intended to demonstrate the practical application of the technical solutions provided in the present application, and should not be construed as limiting the scope of protection of the present application. Various modifications, equivalent substitutions, or improvements within the spirit and scope of the application may occur to those skilled in the art. The protection scope of this application is subject to the appended claims.
Claims (10)
1. A device for changing a tool, comprising: the tool comprises a tool cylinder, a first fastening screw, a second fastening screw, a third fastening screw, a fourth fastening screw, a pull rod and a pull tab;
the first fastening screw and the second fastening screw are symmetrically connected with the knife cylinder respectively, and the knife cylinder is used for connecting a target knife;
the third fastening screw and the fourth fastening screw are respectively and symmetrically connected with the knife cylinder, and the first fastening screw, the second fastening screw, the third fastening screw and the fourth fastening screw are used for fastening the knife cylinder and the target knife;
the knife cylinder is connected with the pull rod, and the pull rod is used for transmitting the acting force to the knife cylinder;
the pull rod is connected with the pull tab, and the pull tab is used for applying acting force to the pull rod.
2. The device of claim 1, wherein the first, second, third, and fourth fastening screws are hex fastening screws.
3. The apparatus of claim 1, wherein the knife cylinder comprises: the first screw hole, the second screw hole, the third screw hole and the fourth screw hole;
the first screw hole, the second screw hole, the third screw hole and the fourth screw hole are respectively matched with the first fastening screw, the second fastening screw, the third fastening screw and the fourth fastening screw to fix the cutter cylinder and the target cutter.
4. The apparatus of claim 3, wherein the knife cartridge further comprises: a first via and a second via;
the first through hole is formed in the first end of the knife cylinder;
the target cutter is connected with the cutter barrel through the first through hole;
the second through hole is formed in the second end of the cutter barrel;
the pull rod is connected with the knife cylinder through the second through hole.
5. The device of claim 4, further comprising a connecting screw thread;
the connecting screw thread is provided with an external thread;
the first end of the pulling rod is provided with an internal thread;
the first end of the connecting screw thread penetrates through the second through hole of the knife cylinder and is connected with the second end of the knife cylinder;
the external thread of the connecting screw teeth is matched with the internal thread of the extraction rod, so that the second end of the connecting screw teeth is connected with the first end of the extraction rod.
6. The device of claim 5, further comprising a nut;
the nut is provided with internal threads;
the first end of the connecting screw thread is connected with the second end of the knife cylinder through the matching of the internal thread of the nut and the external thread of the connecting screw thread.
7. The device of claim 1, wherein an inner diameter of the pull tab is larger than an outer diameter of the pull stem, and the target tool is loosened by tapping the pull tab against the pull stem.
8. A device according to any one of claims 1 to 7, wherein the drooping surface is provided with a first threaded area for increased friction with an operator's hand.
9. The device according to any of the claims 1 to 7, characterized in that the second end surface of the stem is provided with a second threaded area for increasing the friction between the stem and the pull tab.
10. A device according to any one of claims 1 to 7, wherein the means for changing tools is of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221000036.6U CN217572716U (en) | 2022-04-27 | 2022-04-27 | Device for replacing cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221000036.6U CN217572716U (en) | 2022-04-27 | 2022-04-27 | Device for replacing cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217572716U true CN217572716U (en) | 2022-10-14 |
Family
ID=83549222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221000036.6U Active CN217572716U (en) | 2022-04-27 | 2022-04-27 | Device for replacing cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217572716U (en) |
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2022
- 2022-04-27 CN CN202221000036.6U patent/CN217572716U/en active Active
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