CN209970286U - Stamping knife grinding fixture and grinding machine - Google Patents
Stamping knife grinding fixture and grinding machine Download PDFInfo
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- CN209970286U CN209970286U CN201920580313.7U CN201920580313U CN209970286U CN 209970286 U CN209970286 U CN 209970286U CN 201920580313 U CN201920580313 U CN 201920580313U CN 209970286 U CN209970286 U CN 209970286U
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Abstract
The utility model discloses a die cutter knife grinding fixture and grinding machine, include: the positioning shaft comprises a positioning part arranged in the middle of the positioning shaft, and the outer side surface of the positioning part is matched with the inner side surface of the punching knife; the locating component disposes two sets ofly and respectively detachable sets up at location axle both ends, and locating component installs can conflict with the tip of die cutter when location axle tip in order to fix the die cutter on location portion, realize treating the fixed of processing die cutter through location axle and locating component's cooperation, avoid the staff to grip, and can cooperate the rotation axis of current grinding machine to use, after the grinding machine starts, through the rotational positioning axle, can carry out abrasive machining to the middle part spill position of die cutter through the grinding machine, high processing efficiency, and the middle part spill thickness of keeping the die cutter that can be better, guarantee the structural strength of die cutter.
Description
Technical Field
The utility model relates to a belt pulley processing field, in particular to belt pulley notching die cutter grinding tool anchor clamps and applied this grinding tool anchor clamps's grinding machine.
Background
In order to reduce the weight and balance the weight of the belt pulley, a waist-shaped hole groove is usually annularly arranged on a pulley body, the traditional processing mode is to process the hole groove by a milling machine, but the processing efficiency is low, so that a stamping cutter is adopted for processing at present, the stamping cutter needs to be processed into an arc-shaped structure matched with the waist-shaped hole, the process can be generally completed by linear cutting, the end part of the stamping cutter needs to be thicker to be convenient for fixing, the current processing mode is to process a long cutter body with an arc-shaped cross section by linear cutting, then process the middle part of the cutter body into an arc-shaped concave structure, then cut one end of the cutter body and process the cutter edge structure, in the actual processing, because the cross section of the stamping cutter is of the arc-shaped structure, the concave structure can not be directly processed by the linear cutting, at present, the processing can only be generally carried out by the milling machine, but, be difficult to guarantee the uniformity of thickness, if adopt high accuracy milling machine, machining efficiency is low and with high costs, also has the concave structure in the middle part that adopts the abrasive machining die cutter at present, but grips the die cutter through the manual work mostly and grinds, and machining efficiency is low and the precision is not high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a belt pulley notching die cutter grinding tool anchor clamps and a grinding machine, can improve the machining efficiency of die cutter, and assurance machining precision that can be better.
The utility model provides a technical scheme that its technical problem adopted is:
die cutter sharpening fixture includes:
the positioning shaft comprises a positioning part arranged in the middle of the positioning shaft, and the outer side surface of the positioning part is matched with the inner side surface of the punching knife;
the positioning assembly is provided with two groups and is detachably arranged at two ends of the positioning shaft respectively, and the positioning assembly can be abutted against the end part of the punching cutter when being arranged at the end part of the positioning shaft so as to fix the punching cutter on the positioning part.
Has the advantages that: the fixing of processing die cutter is realized treating through location axle and locating component's cooperation, avoids the staff to grip, and can cooperate the rotation axis of current grinding machine to use, starts the back at the grinding machine, through the rotational positioning axle, can carry out abrasive machining to the middle part spill position of die cutter through the grinding machine, and machining efficiency is high, and the structural strength of die cutter is guaranteed to the middle part spill thickness of keeping the die cutter that can be better.
Preferably, the two ends of the positioning shaft are respectively provided with a positioning end, and the positioning assembly is arranged on the positioning ends to fix the punching cutter.
Preferably, locating component includes holding ring and setting element, the holding ring can the suit be served in the location and pass through the setting element location, the holding ring extends with one side that the die cutter corresponds and is provided with a fixed part, when the holding ring was fixed a position by the setting element, the fixed part can extend to the top of die cutter tip in order to prevent that the die cutter from dropping to the die cutter that will treat processing is fixed to location portion.
Preferably, location portion is a cylindrical structure, when the holding ring was fixed a position by the setting element, form the ring channel that corresponds with the die cutter tip between the fixed part inboard and the location portion outside to the realization is spacing to the radial die cutter, and can fix at least two sets of die cutter annular on the reference column through this ring channel, makes and once can carry out abrasive machining to a plurality of die cutters, further improves the efficiency of processing.
Preferably, when the positioning ring is positioned by the positioning part, the gap between the inner side of the fixing part and the outer side of the positioning part is larger than the thickness of the end part of the punching knife, the fixing part is provided with a pressing mechanism, and the pressing mechanism can press the end part of the punching knife arranged between the inner side of the fixing part and the outer side of the positioning part, so that the punching knife is fixed.
Preferably, the pressing mechanism is a screw, a threaded hole corresponding to the screw is formed in the fixing portion, and when the end portion of the die cutter is placed in a gap between the inner side of the fixing portion and the outer side of the positioning portion, the end portion of the die cutter can be pressed tightly through screwing the screw to fix the die cutter.
Preferably, the location end includes that an external diameter is less than the first axle head of location axle external diameter, first axle head meets with the location axle and forms the stair structure in the department of meeting, the holding ring includes a connecting portion, the fixed part sets up in connecting portion upper end, when the holding ring was fixed a position by the setting element, connecting portion support and lean on stair structure department to carry out axial positioning to the holding ring, prevent that the holding ring from taking place axial displacement and influence grinding precision.
Preferably, the locating piece is a nut, a second shaft end in threaded fit with the nut is arranged on the locating end, and the locating ring can be compressed and located by screwing the nut.
The utility model also discloses a grinding machine, include: the working table is provided with the rotating shaft mechanism, the stamping knife grinding fixture is arranged on the rotating shaft mechanism and can be driven to rotate by the rotating shaft mechanism, the grinding mechanism of the grinding machine is matched to process the middle concave structure of the stamping knife, the processing precision is high, a plurality of stamping knives can be processed at one time, and the processing efficiency is high.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
FIG. 1 is a schematic cross-sectional view of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a positioning ring according to an embodiment of the present invention;
FIG. 3 is a schematic front view of a nut according to an embodiment of the present invention;
FIG. 4 is a schematic view of the distribution of the punching tools according to the embodiment of the present invention;
fig. 5 is a schematic front structural view of a die cutter according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a positioning shaft according to an embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 6, fig. 1 to 6 are schematic structural views of an embodiment of the present invention, and as shown in fig. 1, the die cutter sharpening fixture includes: the positioning shaft 1 comprises a positioning part 11 arranged in the middle of the positioning shaft 1, and the outer side surface of the positioning part 11 is matched with the inner side surface of the punching knife 9.
Positioning assembly disposes two sets ofly and respectively detachable sets up at 1 both ends of location axle, and positioning assembly installs and can contradict in order to fix the die-cutting tool 9 on location portion 11 with the tip of die-cutting tool 9 when the 1 tip of location axle, realize treating the fixed of processing die-cutting tool through location axle and positioning assembly's cooperation, avoid the staff to grip, and can cooperate the rotation axis of current grinding machine to use, after the grinding machine starts, through the rotational positioning axle, can carry out abrasive machining to the middle part spill position of die-cutting tool through the grinding machine, high processing efficiency, and the middle part spill's of keeping the die-cutting tool thickness that can be better, guarantee the structural strength of die-cutting tool.
In this embodiment, as shown in fig. 1 and 4, the inner side surface of the die cutter 9 is an arc surface, the positioning portion 11 is a cylindrical structure matched with the positioning portion, the die cutter 9 can be annularly mounted on the outer side surface of the positioning portion 11, and the knife grinding fixture can clamp multiple sets of die cutters 9 for grinding at the last time, so that the machining efficiency is improved.
Preferably, the positioning shaft 1 is provided with positioning holes 123 at two ends of the shaft center for facilitating the installation of the clamp on the worktable of the grinding machine.
Preferably, the two ends of the positioning shaft 1 are respectively provided with a positioning end 12, and the positioning assembly is disposed on the positioning end 12 to fix the die cutter 9, but of course, the positioning assembly may also be directly disposed on the positioning portion 11, which is not described in detail herein.
Preferably, locating component includes holding ring 2 and setting element, holding ring 2 can the suit on location end 12 and pass through the setting element location, holding ring 2 extends with the one side that stamping knife 9 corresponds and is provided with a fixed part 21, when holding ring 2 is fixed a position by the setting element, fixed part 21 can extend to the top of stamping knife 9 tip in order to prevent that stamping knife 9 from dropping to the stamping knife that will treat processing is fixed to location portion 11 on.
Of course, in the specific implementation, the positioning assembly may also fix the die cutter 9 by pressing the end face of the end of the die cutter 9, that is, by pressing the two ends of the die cutter 9 against each other, which will not be described in detail herein.
Preferably, the positioning portion 11 is a cylindrical structure, when the positioning ring 2 is positioned by the positioning member, an annular groove corresponding to the end portion of the punching tool 9 is formed between the inner side of the fixing portion 21 and the outer side of the positioning portion 11, so that the radial limitation of the punching tool 9 is realized, and at least two groups of punching tool rings can be fixed on the positioning column 1 through the annular groove, so that a plurality of punching tools can be ground at one time, and the processing efficiency is further improved.
Preferably, when the positioning ring 2 is positioned by the positioning member, the gap between the inner side of the fixing portion 21 and the outer side of the positioning portion 11 is larger than the thickness of the end portion of the punching blade 9, and the fixing portion 21 is provided with a pressing mechanism capable of pressing the end portion of the punching blade 9 inserted between the inner side of the fixing portion 21 and the outer side of the positioning portion 11, so as to fix the punching blade 9.
Of course, in the implementation process, the gap between the inner side of the fixing portion 21 and the outer side of the positioning portion 11 may be set to be equal to or slightly smaller than the thickness of the end portion of the die cutter 9, so as to form a tight fit or an interference fit, which can also satisfy the fixing of the die cutter 9, and will not be described in detail herein.
Preferably, the pressing mechanism is a screw 22, the fixing portion 21 is provided with a threaded hole 210 corresponding to the screw 22, and when the end of the die cutter 9 is inserted into the gap between the inner side of the fixing portion 21 and the outer side of the positioning portion 11, the end of the die cutter 9 can be pressed by tightening the screw 22 to fix the die cutter 9.
In this embodiment, the threaded holes 210 are configured with multiple sets and annularly arranged on the positioning ring 2 to fix the plurality of punching knives 9.
Of course, in the specific implementation process, the pressing mechanism may also be a cam mechanism with a wrench, the cam is rotatably disposed on the fixing portion 21, the wrench is wrenched to drive the cam to rotate, the end portion of the die cutter 9 is pressed by using the variable outer diameter of the cam, and the function of pressing the die cutter can also be satisfied, which is not described in detail herein.
Preferably, the positioning end 12 includes a first shaft end 121 with an outer diameter smaller than the outer diameter of the positioning shaft 1, the first shaft end 121 is connected to the positioning shaft 1 and forms a stepped structure at the connection position, the positioning ring 2 includes a connection portion 23, the fixing portion 21 is disposed at the upper end of the connection portion 23, when the positioning ring 2 is positioned by a positioning member, the connection portion 23 is abutted against the stepped structure to axially position the positioning ring 2, so as to prevent the positioning ring 2 from moving axially and affecting the grinding precision, in this embodiment, as shown in fig. 1, the side surface of the connection portion 23 can be abutted against the end surface of the punch 9, so as to limit the axial direction of the punch 9, further improve the stability of the punch 9 when being fixed, and ensure the grinding precision.
Preferably, the positioning element is a nut 30, the positioning end 12 is provided with a second shaft end 122 in threaded fit with the nut 30, and the positioning element can be compressed and positioned on the positioning ring 2 by screwing the nut 30, of course, in the specific implementation process, the positioning element can also be a pin mechanism, and the positioning ring 2 is positioned by a pin structure, which is not described in detail herein.
Preferably, as shown in fig. 3, in this embodiment, the nut 30 is a round nut with a slot, and can be locked by a crescent wrench, and at this time, the inner diameter of the nut can be set to be larger, which is suitable for the application of the positioning shaft with a larger outer diameter.
The specific embodiment of the utility model also discloses a grinding machine, include: the working table is provided with the rotating shaft mechanism, the stamping knife grinding fixture is arranged on the rotating shaft mechanism and can be driven to rotate by the rotating shaft mechanism, the grinding mechanism of the grinding machine is matched to process the middle concave structure of the stamping knife, the processing precision is high, a plurality of stamping knives can be processed at one time, and the processing efficiency is high.
In the existing machining field, a multi-axis machine tool generally further includes a rotation axis (a axis or B axis) to realize rotation of a workpiece or a jig, which is not described in detail herein.
It is readily understood by those skilled in the art that the above-described preferred modes can be freely combined and superimposed without conflict.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (9)
1. Die cutter sharpening anchor clamps, its characterized in that includes:
the positioning shaft (1) comprises a positioning part (11) arranged in the middle of the positioning shaft (1), and the outer side surface of the positioning part (11) is matched with the inner side surface of the punching knife (9);
the positioning assembly is provided with two groups and is detachably arranged at two ends of the positioning shaft (1) respectively, and the positioning assembly can be abutted against the end part of the punching knife (9) when being arranged at the end part of the positioning shaft (1) so as to fix the punching knife (9) on the positioning part (11).
2. The die sharpener fixture of claim 1,
the positioning shaft is characterized in that two ends of the positioning shaft (1) are respectively provided with a positioning end (12), and the positioning assembly is arranged on the positioning ends (12).
3. The die sharpener fixture of claim 2,
locating component includes holding ring (2) and setting element, holding ring (2) can the suit on location end (12) and pass through the setting element location, one side extension that holding ring (2) and die cutter (9) correspond is provided with a fixed part (21), when holding ring (2) are fixed a position by the positioning element, fixed part (21) can extend to the top of die cutter (9) tip in order to prevent that die cutter (9) from dropping.
4. The die sharpener fixture of claim 3,
the positioning part (11) is of a cylindrical structure, and when the positioning ring (2) is positioned by the positioning piece, an annular groove corresponding to the end part of the punching knife (9) is formed between the inner side of the fixing part (21) and the outer side of the positioning part (11).
5. The die sharpener fixture of claim 3 or 4,
when the positioning ring (2) is positioned by the positioning part, the gap between the inner side of the fixing part (21) and the outer side of the positioning part (11) is larger than the thickness of the end part of the punching knife (9), the fixing part (21) is provided with a pressing mechanism, and the pressing mechanism can press the end part of the punching knife (9) which is arranged between the inner side of the fixing part (21) and the outer side of the positioning part (11).
6. The die sharpener fixture of claim 5,
the pressing mechanism is a screw rod (22), and a threaded hole (210) corresponding to the screw rod (22) is formed in the fixing portion (21).
7. The die sharpener fixture of claim 6,
location end (12) include first axle head (121) that an external diameter is less than location axle (1) external diameter, first axle head (121) meet and form the stair structure in the department of meeting with location axle (1), holding ring (2) include connecting portion (23), fixed part (21) set up in connecting portion (23) upper end, when holding ring (2) are fixed a position by the positioning piece, connecting portion (23) support and lean on stair structure department to carry out axial positioning to holding ring (2).
8. The die sharpener fixture of claim 3 or 7,
the positioning piece is a nut (30), and a second shaft end (122) in threaded fit with the nut (30) is arranged on the positioning end (12).
9. A grinding machine, comprising:
the die cutter grinding clamp comprises a workbench and the die cutter grinding clamp as claimed in any one of claims 1 to 8, wherein the workbench is provided with a rotating shaft mechanism, and the die cutter grinding clamp is arranged on the rotating shaft mechanism and can be driven to rotate by the rotating shaft mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920580313.7U CN209970286U (en) | 2019-04-25 | 2019-04-25 | Stamping knife grinding fixture and grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920580313.7U CN209970286U (en) | 2019-04-25 | 2019-04-25 | Stamping knife grinding fixture and grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209970286U true CN209970286U (en) | 2020-01-21 |
Family
ID=69259525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920580313.7U Active CN209970286U (en) | 2019-04-25 | 2019-04-25 | Stamping knife grinding fixture and grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209970286U (en) |
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2019
- 2019-04-25 CN CN201920580313.7U patent/CN209970286U/en active Active
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