CN204108428U - Be fastenedly connected type drill bit - Google Patents
Be fastenedly connected type drill bit Download PDFInfo
- Publication number
- CN204108428U CN204108428U CN201420511780.1U CN201420511780U CN204108428U CN 204108428 U CN204108428 U CN 204108428U CN 201420511780 U CN201420511780 U CN 201420511780U CN 204108428 U CN204108428 U CN 204108428U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- fixedly connected
- head rod
- connecting rod
- main body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses one and be fastenedly connected type drill bit, aim to provide one and be fastenedly connected type drill bit, comprise drill bit, drillstock, connection handle, drill bit is fixedly connected with drillstock, one end of drillstock drill bit dorsad is fixedly connected with connection handle, described drillstock comprises main body, top, bottom, top is fixedly connected with drill bit, bottom is fixedly connected with connection handle, main body is fixedly connected with between top and bottom, main body is structure cylindrically, described main body comprises outer wall, inwall, inwall is provided with coupling assembling, coupling assembling is between top and bottom, coupling assembling connects top and bottom respectively, described coupling assembling is provided with for making drill bit connect fastening expanded configuration, described top is provided with clamping block, clamping block is connected with top, the utility model is applicable to be fastenedly connected type drill bit.
Description
Technical field
The utility model relates to a kind of technical field of drill bit device, and more particularly, it relates to one and is fastenedly connected type drill bit.
Background technology
At present, drill bit on market, it comprises drill bit, drillstock, connection handle, drill bit is fixedly connected with drillstock, one end of drillstock drill bit dorsad is fixedly connected with connection handle, usual drill bit in use, is installed in drilling equipment, and connection handle and fixture are rotationally connected, whole bit part is placed in fixture, although this drill bit uses simple, when boring, fixture drives drilling bit high-speed to rotate, be connected not fastening between drill bit with fixture, drill bit can be made to shake, make the hole size processed produce deviation, affect machining accuracy.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide one to be fastenedly connected type drill bit, drill bit is not produced and rocks, and improves machining accuracy.
For achieving the above object, the utility model provides following technical scheme: one is fastenedly connected type drill bit, comprise drill bit, drillstock, connection handle, drill bit is fixedly connected with drillstock, one end of drillstock drill bit dorsad is fixedly connected with connection handle, described drillstock comprises main body, top, bottom, top is fixedly connected with drill bit, bottom is fixedly connected with connection handle, main body is fixedly connected with between top and bottom, main body is structure cylindrically, described main body comprises outer wall, inwall, inwall is provided with coupling assembling, coupling assembling is between top and bottom, coupling assembling connects top and bottom respectively, described coupling assembling is provided with for making drill bit connect fastening expanded configuration, described top is provided with clamping block, clamping block is connected with top.
By adopting technique scheme, described drillstock comprises main body, top, bottom, top is fixedly connected with drill bit, bottom is fixedly connected with connection handle, main body is fixedly connected with between top and bottom, make the drill shank separation structure of drill bit fastening, coupling assembling is between top and bottom, coupling assembling is connected with top, coupling assembling is connected with bottom, make coupling assembling and the annexation between top and bottom compact, make the Stability Analysis of Structures of whole drill bit, coupling assembling is provided with expanded configuration, make between drill bit and fixture fastening, top is provided with clamping block, the setting of clamping block makes the fastening structure of drillstock, improve the bulk strength of drill bit.
The utility model is set to further: described coupling assembling comprises head rod, the second connecting rod, described head rod is connected with bottom, described head rod dorsad bottom end is connected with the second connecting rod, second connecting rod dorsad head rod one end runs through top and is fixedly connected with drill bit, is provided with stretching structure between described head rod and the second connecting rod.
By adopting technique scheme, described second connecting rod runs through top and is fixedly connected with drill bit, and the second connecting rod is fixedly connected with drill bit, makes the Stability Analysis of Structures of whole drill bit; Be provided with stretching structure between head rod and the second connecting rod, make can stretch between connecting rod, improve the overall flexibility ratio between connecting rod.
The utility model is set to further: be provided with bearing between described head rod and bottom, bearing is fixedly connected with bottom, and bearing dorsad bottom end is connected with rotating shaft, and rotating shaft rotates with head rod and is connected; Described second connecting rod outer wall is provided with connecting plate, and connecting plate is fixedly connected with the second connecting rod.
By adopting technique scheme, first dwang is provided with bearing, bearing is connected with head rod, one end of bearing head rod dorsad is connected with rotating shaft, rotating shaft rotates with top and is connected, head rod being rotated around bottom, can realize adjusting the expanded configuration of connecting rod side by rotating, make the fastening connection with fixture of drill bit; The described second relative head rod side of connecting rod is provided with connecting plate, and connecting plate is fixedly connected with the second connecting rod, makes the second connecting rod compact conformation.
The utility model is set to further: described stretching structure comprises telescopic chute, and telescopic chute is positioned at the relative head rod one side of the second connecting rod, and telescopic chute comprises bottom surface, side, and side is provided with chute, and chute slippage connects head rod.
By adopting technique scheme, stretching structure is provided with telescopic chute, and side is provided with chute, chute slippage connects head rod, make two connecting rods and the first expansion link by the slip of chute, adjust the position of the second connecting rod, the second connecting rod is slid onto in groove.
The utility model is set to further: described clamping block comprises at least two pieces of relative baffle plates, and baffle plate is uniformly distributed in top, and baffle plate is fixedly connected with top.
By adopting technique scheme, two pieces of opposing flaps and connecting plate match, and connecting plate can be fixed in clamping block, make Stability Analysis of Structures between connecting plate and clamping block, be not moved, drill bit in normal rotation time Stability Analysis of Structures, the normal work of drilling equipment can be completed.
The utility model is set to further: described expanded configuration comprises connection and opens plate, fixed head, fixed head is fixedly connected with head rod opposing floor portion side, fixed head dorsad head rod one end with open plate and be hinged, open backboard and run through main body to fixed head one end.
By adopting technique scheme, fixed head is fixedly connected with head rod, makes the Stability Analysis of Structures of whole expanded configuration; Fixed head is with to open plate hinged, make to open plate and along with the rotation of fixed head, change in location can occur, again because open plate and run through outer wall and be arranged on outer wall, make to open plate and can be fastenedly connected connection between groove and drill bit, drill bit is not shaken, improves workpiece accuracy.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model is fastenedly connected type drill bit embodiment;
Fig. 2 is the structural representation of groove and the second connecting rod;
Fig. 3 is the structural representation of head rod;
Fig. 4 is the structural representation of main body;
Fig. 5 is the structural representation of groove.
Reference numeral: 1, main body; 2, top; 3, bottom; 4, bearing; 5, rotating shaft; 6, drill bit; 7, connection handle; 8, coupling assembling; 9, clamping block; 91, baffle plate; 81, head rod; 82, the second connecting rod; 83, telescopic chute; 84, chute; 85, plate is opened; 86, fixed head; 821, connecting plate; 831, bottom surface; 832, side.
Detailed description of the invention
Be fastenedly connected type drill bit embodiment referring to figs. 1 through Fig. 5 to the utility model to be described further.
As shown in Figures 1 to 5, one is fastenedly connected type drill bit 6, comprise drill bit 6, drillstock, connection handle 7, drill bit 6 is fixedly connected with drillstock, one end of drillstock drill bit 6 dorsad is fixedly connected with connection handle 7, it is characterized in that: described drillstock comprises main body 1, top 2, bottom 3, top 2 is fixedly connected with drill bit 6, bottom 3 is fixedly connected with connection handle 7, main body 1 is fixedly connected with between top 2 with bottom 3, main body 1 cylindrically structure, described main body 1 comprises outer wall, inwall, inwall is provided with coupling assembling 8, coupling assembling 8 is between top 2 and bottom 3, coupling assembling 8 connects top 2 and bottom 3 respectively, described coupling assembling 8 is provided with for making drill bit 6 connect fastening expanded configuration, described top 2 is provided with clamping block 9, clamping block 9 is connected with top 2.
Described coupling assembling 8 comprises head rod 81, second connecting rod 82, described head rod 81 is connected with bottom 3, described head rod 81 is connected with the second connecting rod 82 3 one end, bottom dorsad, second connecting rod 82 dorsad head rod 81 one end runs through top 2 and is fixedly connected with drill bit 6, is provided with stretching structure between described head rod 81 and the second connecting rod 82.
Be provided with bearing 4 between described head rod 81 and bottom 3, bearing 4 is fixedly connected with bottom 3, and bearing 4 is connected with rotating shaft 5 in 3 one end, bottom dorsad, and rotating shaft 5 rotates with head rod 81 and is connected; Described second connecting rod outer wall is provided with connecting plate 821, and connecting plate 821 is fixedly connected with the second connecting rod 82.
Described stretching structure comprises telescopic chute 83, and telescopic chute 83 is positioned at the second connecting rod 82 head rod 81 one side relatively, and telescopic chute 83 comprises bottom surface 831, side 832, and side 832 is provided with chute 84, and chute 84 slippage connects head rod 81.
Described clamping block 9 comprises at least two pieces of relative baffle plates 91, and baffle plate 91 is uniformly distributed in top 2, and baffle plate 91 is fixedly connected with top 2.
Described expanded configuration comprises connection and opens plate 85, fixed head 86, fixed head 86 is fixedly connected with head rod 81 opposing floor portion 3 side, fixed head 86 dorsad head rod 81 one end with open plate 85 and be hinged, open plate 85 and run through main body 1 in fixed head 86 one end dorsad.
This programme is several baffle plates 91 be oppositely arranged preferably, be uniformly distributed in top 2, main body 1 part is wrapped in the middle of fixture, and connecting plate 821 can be clamped in relative baffle plate 91, second connecting rod 82 both sides are equipped with connecting plate 821, and described head rod 81 is connected with four expanded configuration.
When being fastenedly connected 6, type drill bit and being fit into fixture, first 6, drill bit is placed in fixture, then 6, drill bit is pulled, make the second connecting rod 82 along chute 84 slippage of telescopic chute 83, connecting plate 821 is made to depart from baffle plate 91, now rotate the second connecting rod 82, head rod 81 is driven to rotate via rotating shaft 5, head rod 81 is fixedly connected with fixed head 86, fixed head 86 rotates with head rod 81, fixed head 86 is hinged with and opens plate 85, making to open plate 85 stretches out outside main body 1, gap between 6, drill bit and fixture is opened plate 85 and is withstood, 6, drill bit does not produce and rocks among work, improve machining accuracy.
When 6, drill bit be connected between fixture fastening after, promote the second connecting rod 82 along head rod 81 direction slippage, the second connecting rod 82 is made to be connected to slippage in chute 84, connecting plate 821 is made to be clamped among baffle plate 91, make can not rotate between head rod 81 and the second connecting rod 82, the Stability Analysis of Structures of 6, whole drill bit, in work, 6, drill bit does not shake, and improves machining accuracy.
Second connecting rod 82 is fixedly connected with 6, drill bit, second connecting rod 82 is connected with head rod 81 slippage, the second connecting rod 82 is made to dismantle from head rod 81 and to go out, when 6, drill bit is damaged, can directly change 6, drill bit, and do not need to change whole drill bit 6, save material, improve economic benefits.
The above makes preferred embodiment of the present utility model, and under not departing from the prerequisite of the utility model principle for the person of ordinary skill of the art, can also make some modification and improvement, these also should be considered as protection domain of the present utility model.
Claims (6)
1. one kind is fastenedly connected type drill bit, comprise drill bit, drillstock, connection handle, drill bit is fixedly connected with drillstock, one end of drillstock drill bit dorsad is fixedly connected with connection handle, it is characterized in that: described drillstock comprises main body, top, bottom, top is fixedly connected with drill bit, bottom is fixedly connected with connection handle, main body is fixedly connected with between top and bottom, main body is structure cylindrically, described main body comprises outer wall, inwall, inwall is provided with coupling assembling, coupling assembling is between top and bottom, coupling assembling connects top and bottom respectively, described coupling assembling is provided with for making drill bit connect fastening expanded configuration, described top is provided with clamping block, clamping block is connected with top.
2. be according to claim 1ly fastenedly connected type drill bit, it is characterized in that: described coupling assembling comprises head rod, the second connecting rod, described head rod is connected with bottom, described head rod dorsad bottom end is connected with the second connecting rod, second connecting rod dorsad head rod one end runs through top and is fixedly connected with drill bit, is provided with stretching structure between described head rod and the second connecting rod.
3. be according to claim 2ly fastenedly connected type drill bit, it is characterized in that: be provided with bearing between described head rod and bottom, bearing is fixedly connected with bottom, bearing dorsad bottom end is connected with rotating shaft, and rotating shaft rotates with head rod and is connected; Described second connecting rod outer wall is provided with connecting plate, and connecting plate is fixedly connected with the second connecting rod.
4. be according to claim 2ly fastenedly connected type drill bit, it is characterized in that: described stretching structure comprises telescopic chute, telescopic chute is positioned at the relative head rod one side of the second connecting rod, and telescopic chute comprises bottom surface, side, side is provided with chute, and chute slippage connects head rod.
5. be according to claim 1ly fastenedly connected type drill bit, it is characterized in that: described clamping block comprises at least two pieces of relative baffle plates, and baffle plate is uniformly distributed in top, and baffle plate is fixedly connected with top.
6. the type that the is fastenedly connected drill bit according to claim 1 or 2 or 3, it is characterized in that: described expanded configuration comprises connection and opens plate, fixed head, fixed head is fixedly connected with head rod opposing floor portion side, fixed head dorsad head rod one end with open plate and be hinged, open backboard and run through main body to fixed head one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420511780.1U CN204108428U (en) | 2014-09-05 | 2014-09-05 | Be fastenedly connected type drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420511780.1U CN204108428U (en) | 2014-09-05 | 2014-09-05 | Be fastenedly connected type drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204108428U true CN204108428U (en) | 2015-01-21 |
Family
ID=52325786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420511780.1U Expired - Fee Related CN204108428U (en) | 2014-09-05 | 2014-09-05 | Be fastenedly connected type drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204108428U (en) |
-
2014
- 2014-09-05 CN CN201420511780.1U patent/CN204108428U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20150905 |
|
| EXPY | Termination of patent right or utility model |