CN210188594U - Balancing piece drilling fixing device - Google Patents
Balancing piece drilling fixing device Download PDFInfo
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- CN210188594U CN210188594U CN201920977371.3U CN201920977371U CN210188594U CN 210188594 U CN210188594 U CN 210188594U CN 201920977371 U CN201920977371 U CN 201920977371U CN 210188594 U CN210188594 U CN 210188594U
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Abstract
The utility model relates to a balancing piece drilling fixing device, including base, side riser, its technical essential is: the lower part of the side vertical plate is provided with a lower horizontal supporting plate, the middle part of the lower horizontal supporting plate is provided with a positioning jackscrew which is vertically arranged, the side vertical plate is provided with a lower supporting plate corresponding to the position above the tip of the positioning jackscrew, the upper surface of the lower supporting plate is a supporting surface corresponding to a balance block, and the supporting surface consists of a middle U-shaped surface and arc surfaces of which the two sides are matched with the lower surface of the balance block; two upper fixing plates corresponding to the upper surfaces of the balance blocks are symmetrically arranged at intervals on the tops of the side vertical plates, and a drilling guide table is fixed at a position of the side vertical plate corresponding to the position between the two upper fixing plates; two lateral positioning components are symmetrically arranged on the lateral vertical plate and consist of a lateral pressing plate pressed against the lateral surface of the balance block, a rotating pin and a bolt pair. The balance block positioning device fundamentally solves the problem that an existing common drilling machine is inaccurate in positioning of the balance block, drilling precision and production efficiency are obviously improved, product percent of pass is improved, and production cost is saved.
Description
Technical Field
The utility model relates to a balancing piece drilling fixing device is applicable to as bent axle balancing piece drilling frock.
Background
The balance weight is a component without a large-blade crankshaft balance weight, and the balance weight is tightly connected with the crankshaft by a high-strength bolt. Therefore, the balance weight needs to be drilled with a through hole for matching with the high-strength bolt, and the through hole is perpendicular to the upper surface and the lower surface of the balance weight. However, the following problems exist in the process of drilling the through hole: because the balancing piece lower surface is irregular arc, consequently the drilling location degree of difficulty is big on ordinary drilling machine, often can lead to the through-hole center skew because the location is inaccurate at drilling process, leads to the upper and lower surface out of plumb of through-hole and balancing piece to scrap, extravagant production resource, increase manufacturing cost.
Disclosure of Invention
The utility model aims at providing a simple structure, use reliable balancing piece drilling fixing device, fundamentally solves current ordinary drilling machine to the inaccurate problem in balancing piece location, is showing improvement drilling precision and production efficiency, improves the product percent of pass, practices thrift manufacturing cost.
The technical scheme of the utility model is that:
the utility model provides a balancing piece drilling fixing device, includes the base, locates the side riser of base top, and its technical essential is: the lower part of the side vertical plate is provided with a lower horizontal supporting plate, the middle part of the lower horizontal supporting plate is provided with a positioning jackscrew which is vertically arranged, a lower supporting plate is arranged at a position, corresponding to the position above the tip end of the positioning jackscrew, of the side vertical plate, the upper surface of the lower supporting plate is a supporting surface corresponding to a balance block, the supporting surface consists of a middle U-shaped surface and arc surfaces, the two sides of each arc surface are used for being matched with the lower surface of the balance block, a vertical adjusting long hole corresponding to the lower supporting plate is formed in the side vertical plate, a limiting screw is installed at the position of the vertical; two upper fixing plates corresponding to the upper surfaces of the balance blocks are symmetrically arranged at intervals at the top of the side vertical plate, a drilling guide table is fixed at a position of the side vertical plate corresponding to the position between the two upper fixing plates, a pair of guide holes are formed in the drilling guide table, and guide sleeves are arranged in the guide holes; the lateral vertical plate is symmetrically provided with two lateral positioning components, the symmetric center line of the two lateral positioning components is the center line of the lower supporting plate, and each lateral positioning component consists of a lateral pressing plate with one end pressed against the lateral side of the balance block, a rotating pin connected between the other end of the lateral pressing plate and the lateral vertical plate, and a bolt pair for locking and fixing the lateral vertical plate and the lateral pressing plate.
According to the balance block drilling fixing device, the side pressure plate is provided with the long circular adjusting hole, and the bolt of the bolt pair penetrates through the long circular adjusting hole and the side vertical plate and then is fixedly connected with the nut.
In the balance block drilling fixing device, the upper fixing plate is composed of the horizontal plate connected with the top surface of the side vertical plate and the vertical plate which is integrated with the horizontal plate and presses one side of the upper surface of the balance block.
According to the balance block drilling fixing device, the horizontal connecting part connected with the top surfaces of the side vertical plates is arranged at the rear part of the drilling guide table, the front part of the drilling guide table is inserted between the two vertical plates, and the bottom surface of the front part of the drilling guide table is higher than the bottom surfaces of the vertical plates in the vertical direction so as to ensure that a scrap jumping-out space is reserved at a position to be drilled on the upper surface of the balance block.
According to the balance block drilling fixing device, the front edge and the rear edge of the base are respectively provided with the group of U-shaped positioning holes, and the U-shaped positioning holes are provided with the bolt pairs connected with the working surface of the drilling machine.
The utility model has the advantages that:
the utility model discloses utilize the side riser, locate bottom plate, an upper fixed plate and side locating component on the side riser and form the space of fixing a position of surrounding of treating the drilling balancing piece, especially to the lower surface of balancing piece, the upper surface of bottom plate is established to the holding surface, and comprises middle part U-shaped face and both sides cambered surface, jackscrew roof pressure bottom plate, and the bottom plate goes upward the lower surface segmental arc of back assurance both sides cambered surface and balancing piece and closely cooperates. The functional positioning components ensure accurate positioning of the balance block, ensure the verticality of the drilling hole, meet the verticality requirement of the upper surface of the balance block and the hole, realize high qualification rate of products by matching with a common drilling machine with lower cost, improve the working efficiency and be suitable for low-cost and high-quality production of small and medium enterprises.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a side view of fig. 1 (omitting the side positioning component).
In the figure: 1. the device comprises a base, 2 bolt pairs, 3 side vertical plates, 4 rotating pins, 5 side vertical plates, 6 bolt pairs, 7 long circular adjusting holes, 8 balance blocks, 9 upper fixing plates, 901 horizontal plates, 902 vertical plates, 10 drilling guide tables, 1001 horizontal connecting parts, 11 lower supporting plates, 1101 cambered surfaces, 1102 middle U-shaped surfaces, 12 lower horizontal supporting plates, 13 positioning jackscrews, 14 limiting screws, 15 vertical adjusting long holes and 16 guide sleeves.
Detailed Description
As shown in fig. 1-3, the counterweight drilling fixture includes a base 1 and a side vertical plate 3 disposed above the base 1.
The lower portion of the side vertical plate 3 is provided with a lower horizontal supporting plate 12, the middle portion of the lower horizontal supporting plate 12 is provided with a positioning jackscrew 13 which is vertically arranged, a lower supporting plate 11 is arranged at a position, corresponding to the position above the tip end of the positioning jackscrew 13, of the side vertical plate 3, the upper surface of the lower supporting plate 11 is a supporting surface corresponding to the balance weight 8, the supporting surface is composed of a middle U-shaped surface 1102 and an arc surface 1101, two sides of the arc surface are used for being matched with the lower surface of the balance weight 8, a vertical adjusting long hole 15 corresponding to the lower supporting plate 11 is arranged on the side vertical plate 3, a limiting screw 14 is installed at the position of the vertical adjusting long hole 15. Two upper fixing plates 9 corresponding to the upper surfaces of the balance blocks 8 are symmetrically arranged at intervals on the tops of the side vertical plates 3, a drilling guide table 10 is fixed at a position, corresponding to the position between the two upper fixing plates 9, of the side vertical plates 3, a pair of guide holes are formed in the drilling guide table 10, and guide sleeves 16 are arranged in the guide holes. The side vertical plate 3 is symmetrically provided with two side positioning components, the symmetric center line of the two side positioning components is the center line of the lower supporting plate 11, and each side positioning component comprises a side pressing plate 5 with one end pressed against the side surface of the balance block 8, a rotating pin 4 connected between the other end of the side pressing plate 5 and the side vertical plate 3, and a bolt pair 6 for locking and fixing the side vertical plate 3 and the side pressing plate 5.
In the embodiment, the side pressure plate 5 is provided with the oblong adjusting hole 7, and the bolt of the bolt pair 6 penetrates through the oblong adjusting hole 7 and the side pressure plate 3 and then is connected and fixed with the nut, so that the operation is convenient. The upper fixing plate 9 is composed of a horizontal plate 901 connected with the top surface of the side vertical plate 3, and a vertical plate 902 integrated with the horizontal plate 901 and pressing on one side of the upper surface of the balance weight 8. The rear part of the drilling guide table 10 is provided with a horizontal connecting part 1001 connected with the top surface of the side vertical plate 3, the front part of the drilling guide table is inserted between the two vertical plates 902, and the bottom surface of the front part of the drilling guide table 10 is higher than the bottom surfaces of the vertical plates 902 in the vertical direction so as to ensure that a space for jumping out scraps is reserved at the position to be drilled on the upper surface of the balance block 8. A group of U-shaped positioning holes are respectively formed in the front edge and the rear edge of the base 1, and bolt pairs 2 connected with the working surface of a drilling machine are arranged at the U-shaped positioning holes.
When the drilling machine is used, the base 1 is fixed on the working surface of the drilling machine through the bolt pair 2, the balance block to be drilled is fixedly positioned through the side vertical plate 3, the lower supporting plate 11, the upper fixing plate 9 and the side positioning assembly, a drill rod of the drilling machine firstly reaches the upper surface of the balance block 8 through the guide sleeve 16 to drill, the hole position is accurate, then the guide sleeve 16 is removed, and the drill rod directly continues to drill at the original hole position.
Claims (5)
1. The utility model provides a balancing piece drilling fixing device, includes the base, locates the side riser of base top, its characterized in that: the lower part of the side vertical plate is provided with a lower horizontal supporting plate, the middle part of the lower horizontal supporting plate is provided with a positioning jackscrew which is vertically arranged, a lower supporting plate is arranged at a position, corresponding to the position above the tip end of the positioning jackscrew, of the side vertical plate, the upper surface of the lower supporting plate is a supporting surface corresponding to a balance block, the supporting surface consists of a middle U-shaped surface and arc surfaces, the two sides of each arc surface are used for being matched with the lower surface of the balance block, a vertical adjusting long hole corresponding to the lower supporting plate is formed in the side vertical plate, a limiting screw is installed at the position of the vertical; two upper fixing plates corresponding to the upper surfaces of the balance blocks are symmetrically arranged at intervals at the top of the side vertical plate, a drilling guide table is fixed at a position of the side vertical plate corresponding to the position between the two upper fixing plates, a pair of guide holes are formed in the drilling guide table, and guide sleeves are arranged in the guide holes; the lateral vertical plate is symmetrically provided with two lateral positioning components, the symmetric center line of the two lateral positioning components is the center line of the lower supporting plate, and each lateral positioning component consists of a lateral pressing plate with one end pressed against the lateral side of the balance block, a rotating pin connected between the other end of the lateral pressing plate and the lateral vertical plate, and a bolt pair for locking and fixing the lateral vertical plate and the lateral pressing plate.
2. The weight drilling fixture of claim 1, wherein: and the side pressure plate is provided with an oblong adjusting hole, and a bolt of the bolt pair penetrates through the oblong adjusting hole and the side vertical plate and then is fixedly connected with a nut.
3. The weight drilling fixture of claim 1, wherein: the upper fixing plate is composed of a horizontal plate connected with the top surface of the side vertical plate and a vertical plate which is integrated with the horizontal plate and pressed on one side of the upper surface of the balance block.
4. The weight drilling fixture of claim 1, wherein: the drilling guide table is characterized in that a horizontal connecting part connected with the top surfaces of the side vertical plates is arranged at the rear part of the drilling guide table, the front part of the drilling guide table is inserted between the vertical plates of the upper fixing plate, and the bottom surface of the front part of the drilling guide table is higher than the bottom surfaces of the vertical plates in the vertical direction.
5. The weight drilling fixture of claim 1, wherein: the front edge and the rear edge of the base are respectively provided with a group of U-shaped positioning holes, and the U-shaped positioning holes are provided with bolt pairs connected with the working surface of the drilling machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920977371.3U CN210188594U (en) | 2019-06-27 | 2019-06-27 | Balancing piece drilling fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920977371.3U CN210188594U (en) | 2019-06-27 | 2019-06-27 | Balancing piece drilling fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210188594U true CN210188594U (en) | 2020-03-27 |
Family
ID=69872471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920977371.3U Active CN210188594U (en) | 2019-06-27 | 2019-06-27 | Balancing piece drilling fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210188594U (en) |
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2019
- 2019-06-27 CN CN201920977371.3U patent/CN210188594U/en active Active
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