CN213053718U - Novel device capable of machining square holes - Google Patents
Novel device capable of machining square holes Download PDFInfo
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- CN213053718U CN213053718U CN202022069689.7U CN202022069689U CN213053718U CN 213053718 U CN213053718 U CN 213053718U CN 202022069689 U CN202022069689 U CN 202022069689U CN 213053718 U CN213053718 U CN 213053718U
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Abstract
The utility model discloses a new installation in workable square type hole, including shell, upper cover plate, sealing washer, slide bearing, wave washer, shaft coupling, sleeve, model head, model cover, holding plate, axle sleeve, processing cutter and input shaft, output shaft and eccentric shaft. The sliding bearing is fixedly installed in the center of the upper cover plate, the model head is connected with the output shaft through a flat key, the input shaft is connected with the output shaft through a coupler, the output shaft is connected with the eccentric shaft through a flat key, and the machining cutter is connected with the eccentric shaft through a plum screw. Most of square hole processing devices designed by utilizing the Lailou triangle principle have small circular arcs at four corners of a processed square hole. The utility model discloses processingequipment is through improving the constant width curve, and workable square hole that does not have the circular arc goes out. And a common drilling machine is used for clamping and fixing to complete the new processing of the square hole.
Description
Technical Field
The utility model relates to a machining technology belongs to bore hole instrument class field, concretely relates to new installation in workable square hole.
Background
At present, the technology for processing the square holes is diversified. Such as: the rotary broaching tool is used for broaching the square hole, and is generally used by matching with a centering machine, a machining center and the like, so that the requirement on a machining machine tool is high; a square hole broach is used for processing a square hole on a broaching machine, but the broaching machine is only suitable for processing a through hole; the machining of the square holes by using the machining machine tool has high manufacturing cost and needs to design a special machining program; the traditional bench worker is high in labor cost and low in production efficiency when processing square holes, and is only suitable for single-piece production; the square hole is machined by electric spark, the machining speed is low, the machining cost is high, and the control is poor; the wire cutting machining of the square holes is only suitable for machining through holes; most of the square hole processing devices designed by using the Lelo triangle principle have a small circular arc at each of four corners of a processed square hole. The utility model discloses processingequipment is through improving the constant width curve, and the workable square hole that does not have the circular arc that goes out is applicable to the square spot facing work of blind hole and through-hole class, utilizes ordinary drilling machine to carry out the new processing that the clamping is fixed just can accomplish square hole.
SUMMERY OF THE UTILITY MODEL
The not enough to current processing square hole technique, the utility model aims to provide a novel device in workable square hole is a replenishment to current processing square hole technique. The proper round hole can be drilled by the drill in advance before the square hole is machined, and machining efficiency can be improved. Consider the clearance problem of processing square hole in-process smear metal thing, the utility model discloses the device can adopt ordinary horizontal drilling machine to process.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a novel device capable of machining square holes comprises a shell, an upper cover plate, a sealing ring, a sliding bearing, a wave washer, a coupling, a sleeve, a model head, a model sleeve, a fixed pressing plate, a shaft sleeve, a machining cutter, an input shaft, an output shaft and an eccentric shaft. The device is characterized in that a wave washer, a coupler, a sleeve, a model head, a model sleeve and a fixed pressing plate are all arranged in a shell, and an input shaft and an output shaft are stepped shafts;
the shell is a semi-surrounding box body structure, bolt holes and pin holes are formed in the upper end face of the shell, circular through holes are formed in the lower end face of the shell, and screw holes are formed in the peripheral plane positions of the shell.
The upper cover plate is provided with a bolt through hole and a pin hole, and a circular boss is arranged at the center of the upper cover plate.
The sealing ring is positioned between the shell and the upper cover plate, and the sliding bearing is fixedly connected with the boss hole.
The far processing end of the input shaft is in a regular hexagon shape, so that the input shaft is convenient to clamp and is connected with the sliding bearing in a matching way.
The shaft coupling is a cross-shaped sliding block clamping type shaft coupling, and the two ends of the shaft coupling are clamped and fixed with the input shaft and the output shaft.
The wave washer is located between the input shaft shoulder and the sliding bearing to apply a suitable axial compression force to the coupling.
The sleeve is fixed on the output shaft and positioned between the coupler and the model head, and the model head is axially fixed.
The model head is fixedly connected with the output shaft through a flat key, one side of the model head is positioned at the shaft shoulder, and the other side of the model head is positioned at the sleeve.
The model cover is a semi-surrounded box structure, a circular through hole is arranged at the center of the bottom of the model cover, arc-shaped through holes are formed in four corners of the model cover, and the arc-shaped through holes are used for storing accumulated scraps generated by mutual movement of the model head and the model cover.
The fixed pressing plate is an L-shaped support, bosses are machined at the two inner sides of the fixed pressing plate, tapered holes are arranged on the two surfaces of the L shape, and the two fixed pressing plates are symmetrically arranged relative to the model sleeve.
The conical hole of the fixed pressing plate coincides with the screw hole of the shell, the fastening screw fixes and positions the fixed pressing plate through the screw hole of the shell and the conical hole of the fixed pressing plate, and the fixed pressing plate compresses the model sleeve through the boss of the fixed pressing plate.
The shaft sleeve is fixedly arranged on the output shaft through a set screw, and the far processing end of the shaft sleeve is positioned on the lower end face of the shell.
The output shaft is provided with a blind hole and a hub groove near the processing end.
The far processing end of the eccentric shaft is positioned in the blind hole, the eccentric shaft is circumferentially fixed with the output shaft through a flat key, the eccentric shaft is axially fixed through a set screw, and the near processing end of the eccentric shaft is processed with a screw hole and a cylindrical groove.
The processing cutter is located the near-process end of eccentric shaft, and the processing cutter passes through plum blossom screw and eccentric shaft fixed connection, carries out radial fixation through cylindrical boss on the processing cutter and the cylindrical recess on the eccentric shaft, and the processing cutter tool bit is single-edged structure.
By adopting the technical scheme, the utility model discloses a beneficial technological effect is: through ingenious structural design and reasonable part distribution, the rationality of the structure is optimized to the greatest extent, and the device can stably operate.
To sum up, the utility model relates to a current processing square hole technique's replenishment is applicable to the square hole processing of blind hole and through-hole class, and through ingenious structural design, the operation is stable, and the good reliability is maintained conveniently, and machining efficiency is high.
Drawings
Fig. 1 is a schematic diagram of the forming principle of the present invention.
Fig. 2 shows 5 status points selected in 1/4 processing cycle.
Fig. 3 is a schematic view of the overall structure of the present invention.
Fig. 4 is a schematic structural diagram of the internal assembly of the present invention.
Fig. 5 is a schematic structural diagram of the assembly of the model head, the model sleeve and the fixed pressing plate of the present invention.
Fig. 6 is an exploded view of the housing, the sealing ring and the upper cover plate of the present invention.
Fig. 7 is a schematic structural diagram of the input shaft of the present invention.
Fig. 8 is a schematic structural diagram of the output shaft of the present invention.
Fig. 9 is a schematic structural view of the eccentric shaft of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
fig. 1 is a schematic diagram of the forming principle of a novel device for processing square holes of the present invention, and as shown in the figure, the side length ratio of a small square to a large square is L1: L2 (√ 2-1): 1, i.e. the ratio of the new side length of the processed square hole to the side length of the model sleeve 15 is (√ 2-1): 1, the shape of the model head 14 is determined by geometric relations and is formed by four connected circular arcs, the lengths of the lines A, B, C are equal, the line B, C intersects at the point O, the point of the tool nose of the machining tool 1 is located at the point O in the spatial position, when the model head 14 rotates in the model sleeve 15 for one circle, the track of the point O is just a square, that is, the hole machined by the machining tool 1 is a square hole, as shown in fig. 2. It can be seen that the center position of the opening of the mold head 14 is eccentric from the center position of the mold sleeve 15 by an eccentric distance X, which is to ensure that the maximum eccentric distance is the minimum when the mold head 14 rotates one revolution in the mold sleeve 15.
With reference to fig. 3 to 9, a novel device for machining square holes comprises a housing 5, an upper cover plate 8, a sealing ring 6, a sliding bearing 10, a wave washer 11, a coupling 12, a sleeve 13, a mold head 14, a mold sleeve 15, a fixed pressing plate 16, a shaft sleeve 4, a machining tool 1, an input shaft 9, an output shaft 3 and an eccentric shaft 2.
The shell 5 is a semi-surrounding box structure, bolt holes and pin holes are formed in the upper end face of the shell, circular through holes are formed in the lower end face of the shell, and screw holes are formed in the peripheral plane positions of the shell.
The upper cover plate 8 is provided with a bolt through hole and a pin hole, and a circular boss is arranged at the center of the upper cover plate. The pin 7 is assembled in the pin hole to prevent the upper cover plate 8 from rotating along the central position, and the processing stability is ensured
The sealing ring 6 is positioned between the shell 5 and the upper cover plate 8, and the sliding bearing 10 is fixedly connected with the boss hole.
The far processing end of the input shaft 9 is in a regular hexagon shape, so that the input shaft is convenient to clamp, and the input shaft 9 is connected with the sliding bearing 10 in a matching way.
The coupling 12 is a crosshead shoe clamping type coupling, and the input shaft 9 and the output shaft 3 are clamped and fixed at two ends of the coupling 12.
A wave washer 11 is located between the shoulder of the input shaft 9 and the plain bearing 10 to apply a suitable axial compression force to the coupling 12.
The sleeve 13 is fixed on the output shaft 3, located between the coupling 12 and the mould head 14, axially fixing the mould head 14.
The model head 14 is fixedly connected with the output shaft 3 through a flat key, one side of the model head 14 is positioned at the shaft shoulder, and the other side is positioned at the sleeve 13.
The model sleeve 15 is a semi-surrounded box structure, a circular through hole is arranged at the center of the bottom, arc-shaped through holes are formed in four corners of the bottom, and the arc-shaped through holes are used for storing accumulated scraps generated by mutual movement of the model head 14 and the model sleeve 15.
The fixed pressing plate 16 is an L-shaped support, bosses are processed at two inner side positions of the fixed pressing plate 16, tapered holes are arranged on two surfaces of the L shape, and the two fixed pressing plates 16 are symmetrically arranged relative to the model sleeve.
The taper hole of the fixed pressing plate 16 coincides with the screw hole of the shell, the set screw fixes and positions the fixed pressing plate 16 through the screw hole of the shell 5 and the taper hole of the fixed pressing plate 16, and the fixed pressing plate 16 compresses the model sleeve 15 through the boss of the fixed pressing plate.
The shaft sleeve 4 is fixedly arranged on the output shaft 3 through a set screw, and the far processing end of the shaft sleeve 4 is positioned on the lower end face of the shell 3.
The output shaft 3 is provided with a blind hole and a hub groove near the processing end.
The far processing end of the eccentric shaft 2 is positioned in the blind hole, the eccentric shaft is circumferentially fixed with the output shaft 3 through a flat key, the eccentric shaft is axially fixed through a set screw, and the near processing end of the eccentric shaft 2 is processed with a screw hole and a cylindrical groove.
The processing cutter 1 is located the nearly processing end of eccentric shaft 2, and processing cutter 1 carries out radial fixation through the cylindrical boss on the processing cutter 1 and the cylindrical recess of 2 on the eccentric shaft through plum blossom screw and eccentric shaft 2 fixed connection, and the 1 tool bit of processing cutter is single-edged structure.
The parts not mentioned in the utility model can be realized by adopting or using the prior art for reference.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "far", "near", etc., indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (7)
1. A novel device capable of machining square holes comprises a shell, an upper cover plate, a sealing ring, a sliding bearing, a wave washer, a coupling, a sleeve, a model head, a model sleeve, a fixed pressing plate, a shaft sleeve, a machining cutter, an input shaft, an output shaft and an eccentric shaft; the novel gear box is characterized in that the wave washer, the coupler, the sleeve, the model head, the model sleeve and the fixed pressing plate are all arranged inside the shell, and the input shaft and the output shaft are stepped shafts.
2. A novel apparatus for processing square holes as claimed in claim 1, wherein said housing is a semi-surrounding box structure, and has bolt holes and pin holes formed on its upper end surface, circular through holes formed on its lower end surface, and screw holes formed on its peripheral plane; the upper cover plate is provided with a bolt through hole and a pin hole, and a circular boss is machined in the center of the upper cover plate; the sealing ring is positioned between the shell and the upper cover plate; the sliding bearing is fixedly connected with the boss hole.
3. A novel device for machining a square hole according to claim 1, wherein the far machining end of the input shaft is in a regular hexagon shape so as to be convenient to clamp, and the input shaft is connected with a sliding bearing in a matching way; the coupler is a crosshead shoe clamping type coupler, and the two ends of the coupler are clamped and fixed with the input shaft and the output shaft; the wave washer is positioned between the shaft shoulder of the input shaft and the sliding bearing and applies proper axial pressing force to the coupler; the sleeve is fixed on the output shaft and positioned between the coupler and the model head, and the model head is axially fixed.
4. A novel apparatus for machining a square hole according to claim 1, wherein the mold head is fixedly connected to the output shaft by a flat key, one side of the mold head is located at the shoulder, and the other side of the mold head is located at the sleeve; the model sleeve is of a semi-surrounded box body structure, a circular through hole is formed in the center of the bottom of the model sleeve, arc-shaped through holes are formed in four corners of the model sleeve, and the arc-shaped through holes are used for storing accumulated scraps generated by mutual movement of the model head and the model sleeve.
5. A novel device for processing square holes as claimed in claim 1, wherein the fixed press plate is an L-shaped bracket, bosses are processed at both inner side positions of the fixed press plate, tapered holes are arranged at both surfaces of the L-shape, and the two fixed press plates are symmetrically arranged with respect to the model sleeve; the conical hole of the fixed pressing plate coincides with the screw hole of the shell, the fastening screw fixes and positions the fixed pressing plate through the screw hole of the shell and the conical hole of the fixed pressing plate, and the fixed pressing plate compresses the model sleeve through the boss of the fixed pressing plate.
6. A novel apparatus for processing a square hole according to claim 1, wherein said sleeve is fixedly mounted on the output shaft by a fastening screw, and the far processing end of the sleeve is located at the lower end face of the housing; the output shaft is provided with a blind hole and a hub groove at the end close to the processing end.
7. A novel device for machining square holes according to claim 1, wherein the eccentric shaft is located at the far machining end in the blind hole, is fixed with the output shaft in the circumferential direction through a flat key and is fixed axially through a set screw, and the eccentric shaft is machined at the near machining end with a screw hole and a cylindrical groove; the processing cutter is located the near-machining end of the eccentric shaft, is fixedly connected with the eccentric shaft through a plum blossom screw, and is radially fixed with the cylindrical groove in the eccentric shaft through the cylindrical boss on the processing cutter, and the cutter head of the processing cutter is of a single-blade structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022069689.7U CN213053718U (en) | 2020-09-18 | 2020-09-18 | Novel device capable of machining square holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022069689.7U CN213053718U (en) | 2020-09-18 | 2020-09-18 | Novel device capable of machining square holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213053718U true CN213053718U (en) | 2021-04-27 |
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ID=75560314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022069689.7U Expired - Fee Related CN213053718U (en) | 2020-09-18 | 2020-09-18 | Novel device capable of machining square holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213053718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117564442A (en) * | 2024-01-16 | 2024-02-20 | 溧阳市明之盛科技有限公司 | New energy battery post welding set |
-
2020
- 2020-09-18 CN CN202022069689.7U patent/CN213053718U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117564442A (en) * | 2024-01-16 | 2024-02-20 | 溧阳市明之盛科技有限公司 | New energy battery post welding set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210427 Termination date: 20210918 |