CN213080675U - Automatic adjusting structure for position of middle wheel on drilling and tapping machine - Google Patents
Automatic adjusting structure for position of middle wheel on drilling and tapping machine Download PDFInfo
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- CN213080675U CN213080675U CN202021862463.6U CN202021862463U CN213080675U CN 213080675 U CN213080675 U CN 213080675U CN 202021862463 U CN202021862463 U CN 202021862463U CN 213080675 U CN213080675 U CN 213080675U
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Abstract
The utility model discloses an automatic adjusting structure of middle wheel position on drilling tapping machine in the technical field of drilling tapping machine, comprising a machine case, a roller wheel, a rack and the like, wherein a mounting plate can directly move on the machine case under the action of external force, the mounting plate can move between a motor wheel and a main shaft wheel due to the limiting action of a limiting rod and a limiting plate, the diameter of the roller wheel is larger than the long aperture of a strip-shaped adjusting hole, the roller wheel is positioned in a chute, the roller wheel can roll in the chute, the mounting plate is convenient to move, the adjusting gear is rotated to drive the rack to move, the rack moves to drive the mounting plate to move, the position of the middle wheel is adjusted by the displacement of the mounting plate, an operator can sense the tension of a belt through the strength of the rotating adjusting gear, the force sensing effect is good, the accurate adjustment of the tension of the belt is facilitated, the locking rod assembly can directly lock the roller and fix the position of the mounting plate.
Description
Technical Field
The utility model relates to a drilling tapping machine technical field, concrete field is an automatically regulated structure of middle wheel position on drilling tapping machine.
Background
A drilling and tapping machine is a mechanical apparatus for drilling and tapping, and drills or taps a workpiece by rotation of a cutter. The drilling and tapping machine is characterized in that an intermediate wheel is arranged between a motor wheel and a main shaft wheel, the intermediate wheel can protect the motor from being burnt when the main shaft wheel is overloaded in torsion, and the intermediate wheel is connected with the motor wheel and the main shaft wheel through belts respectively. The existing middle wheel and the chassis of the drilling and tapping machine are fixed through bolts, so that the distance between the middle wheel and the motor wheel and the distance between the middle wheel and the main shaft wheel are fixed, the belt can be installed into the middle wheel only by stretching the belt when the belt is installed, and the operation is complicated; after the belts are arranged in the middle wheel, the two belts are required to keep a certain tension degree, but the distance between the existing middle wheel and the motor wheel and the distance between the existing middle wheel and the existing main shaft wheel are fixed, so that the tension degrees of the two belts cannot be adjusted. Chinese patent publication No. CN204036109U discloses an automatically regulated structure of middle wheel position on drilling tapping machine, makes the mounting panel can carry out manual displacement through revolving wrong screw to adjust the distance between middle wheel and motor wheel and the main shaft wheel and the rate of tension of belt, nevertheless adjust at every turn and need revolve wrong 4 screws, and direct manual regulation mounting panel, the perceptive power to belt rate of tension is weaker, it is inconvenient to adjust, propose an automatically regulated structure of middle wheel position on drilling tapping machine for this.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatically regulated structure of middle wheel position on drilling tapping machine to solve the problem of mentioning in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the automatic adjusting structure for the position of the middle wheel on the drilling and tapping machine comprises a case, wherein a motor wheel and a main shaft wheel are arranged on the case, the middle wheel is arranged between the motor wheel and the main shaft wheel, a mounting plate is arranged on the case, long-strip-shaped adjusting holes are formed in four corners of the mounting plate, limiting rods for limiting the displacement direction of the mounting plate are fixedly penetrated in the long-strip-shaped adjusting holes, the limiting rods are matched with the long-strip-shaped adjusting holes, limiting plates are fixedly connected to the upper ends of the limiting rods, the limiting plates are in contact with the mounting plate, rollers are symmetrically arranged on the side walls of the mounting plate, wheel holes are formed in the rollers, the diameters of the rollers are larger than the long hole diameters of the long-strip-shaped adjusting holes, the upper end face of the case is positioned on the lower side of, the utility model discloses a locking mechanism of gyro wheel, including mounting panel, rack, adjusting gear and rack, the one end of fixed connection connecting rod on the lateral wall of mounting panel, the other end fixedly connected with rack of connecting rod, rotate on the lateral wall of machine case be connected with the adjusting gear that the rack cooperation was used, adjusting gear with the rack meshes mutually, be provided with on the lateral wall of machine case and be used for the locking lever subassembly of.
Preferably, the locking rod subassembly includes the shell, shell fixed connection in on the lateral wall of quick-witted case, the one end of fixed connection spring on the inner wall of shell, the other end fixedly connected with movable plate of spring, the upper end of movable plate is passed the bar through-hole of seting up on the shell, fixedly connected with locking rod on the lateral wall of movable plate, the wheel hole is passed at the free end of locking rod under the normality to locking gyro wheel, the position of fixed mounting board, movable plate have the effect of pushing forward to the locking rod under the effect of spring, make the locking rod fixedly inserted in the wheel downthehole.
Preferably, the free end of the lock rod is matched with the wheel hole.
Preferably, both ends of the rack are fixedly connected with baffle plates.
Compared with the prior art, the beneficial effects of the utility model are that: an automatic adjusting structure for the position of an intermediate wheel on a drilling and tapping machine, wherein a mounting plate can directly move on a machine box under the action of external force, due to the limiting action of a limiting rod and a limiting plate, the mounting plate can move between a motor wheel and a main shaft wheel, rollers are symmetrically arranged on the side wall of the mounting plate, wheel holes are formed in the rollers, the diameter of each roller is larger than the long hole diameter of a long-strip-shaped adjusting hole, sliding grooves are symmetrically formed in the upper end face of the machine box and positioned on the lower side of the mounting plate, the rollers are positioned in the sliding grooves and can roll in the sliding grooves, the mounting plate is convenient to move, a rack is driven to move by rotating an adjusting gear, the mounting plate is driven to move by rack movement, the position of the intermediate wheel is adjusted by the displacement of the mounting plate, an operator can sense the tension of a belt by rotating the force of the adjusting gear, the, the locking rod assembly can directly lock the roller and fix the position of the mounting plate.
Drawings
FIG. 1 is a front view of the main structure of the present invention;
FIG. 2 is a partial sectional view of the main structure of the present invention;
FIG. 3 is an enlarged schematic view of the present invention at A in FIG. 1;
fig. 4 is a schematic view of the roller and the wheel hole of the present invention.
In the figure: the device comprises a chassis 1, a motor 2, a main shaft 3, a middle wheel 4, a mounting plate 5, a long-strip-shaped adjusting hole 6, a limiting plate 7, a roller 8, a wheel 9, a chute 10, a connecting rod 11, a rack 12, an adjusting gear 13, a locking rod 14, a shell 141, a spring 142, a moving plate 143, a locking rod 144 and a baffle 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The description of the directions (up, down, left, right, front, and back) is made with reference to the structure shown in fig. 1 of the drawings attached to the specification, but the practical direction of the present invention is not limited thereto.
Example (b):
referring to fig. 1-4, the present invention provides a technical solution: referring to fig. 1, an automatic adjusting structure for the position of an intermediate wheel on a drilling and tapping machine comprises a case 1, wherein the case 1 is used for loading internal components thereof, the case 1 is provided with a motor wheel 2 and a spindle wheel 3, an intermediate wheel 4 is arranged between the motor wheel 2 and the spindle wheel 3, referring to fig. 2, the case 1 is provided with a mounting plate 5, four corners of the mounting plate 5 are provided with elongated adjusting holes 6, a limiting rod for limiting the displacement direction of the mounting plate 5 is fixedly penetrated in each elongated adjusting hole 6, the limiting rod is matched with the elongated adjusting holes 6, the upper end of the limiting rod is fixedly connected with a limiting plate 7, the limiting plate 7 is in contact with the mounting plate 5, the mounting plate 5 can directly displace on the case 1 under the action of external force, and due to the limiting action of the limiting rod and the limiting plate 7, the mounting plate 5 can move between the motor wheel 2 and the main shaft wheel 3, referring to fig. 4, the side wall of the mounting plate 5 is symmetrically provided with rollers 8, the rollers 8 are provided with wheel holes 9, the diameter of the rollers 8 is larger than the long hole diameter of the elongated adjusting holes 6, the upper end surface of the case 1 and the lower side of the mounting plate 5 are symmetrically provided with chutes 10, the rollers 8 are located in the chutes 10, the rollers 8 can roll in the chutes 10 to facilitate the movement of the mounting plate 5, the side wall of the mounting plate 5 is fixedly connected with one end of a connecting rod 11, the other end of the connecting rod 11 is fixedly connected with a rack 12, referring to fig. 3, the side wall of the case 1 is rotatably connected with an adjusting gear 13 used in cooperation with the rack 12, the adjusting gear 13 is engaged with the rack 12, and by rotating the adjusting gear 13, drive rack 12 displacement, rack 12 displacement drives mounting panel 5 displacement, mounting panel 5 displacement is realized 4 position control of intermediate wheel, operator are through rotatory the dynamics size of adjusting gear 13 comes the rate of tension of perception belt, and the perception effect of power is good, does benefit to accurate regulation belt rate of tension, be provided with on the lateral wall of machine case 1 and be used for the locking gyro wheel 8's locking lever subassembly 14, locking lever subassembly 14 can directly lock gyro wheel 8 is fixed mounting panel 5's position.
Referring to fig. 2, specifically, the locking rod assembly 14 includes a housing 141, the housing 141 is fixedly connected to the side wall of the chassis 1, one end of a spring 142 is fixedly connected to the inner wall of the housing 141, the other end of the spring 142 is fixedly connected to a moving plate 143, an upper end of the moving plate 143 passes through a strip-shaped through hole formed in the housing 141, a locking rod 144 is fixedly connected to the side wall of the moving plate 143, a free end of the locking rod 144 normally passes through the wheel hole 9 to lock the roller 8 and fix the position of the mounting plate 5, and the moving plate 143 has a forward pushing effect on the locking rod 144 under the action of the spring 142, so that the locking rod 144 is fixedly inserted into the wheel hole 9.
Referring to fig. 2, specifically, the free end of the lock lever 144 is fitted into the wheel hole 9. The free end of the lock rod 144 normally passes through the wheel hole 9 to lock the roller 8, and the position of the mounting plate 5 is fixed, so that the distance between the middle wheel 4 and the other two wheels is fixed.
Referring to fig. 4, specifically, baffles 15 are fixedly connected to two ends of the rack 12. The baffle 15 is arranged to define the position of the rack 12 relative to the adjusting gear 13, preventing the rack 12 from disengaging from the adjusting gear 13.
The working principle is as follows: the mounting plate 5 can directly move on the case 1 under the action of external force, due to the limiting action of the limiting rod and the limiting plate 7, the mounting plate 5 can move between the motor wheel 2 and the spindle wheel 3, the side wall of the mounting plate 5 is symmetrically provided with the idler wheels 8, the idler wheels 8 are provided with the wheel holes 9, the diameter of the idler wheels 8 is larger than the long hole diameter of the strip-shaped adjusting hole 6, the upper end surface of the case 1 and the lower side of the mounting plate 5 are symmetrically provided with the sliding grooves 10, the idler wheels 8 are positioned in the sliding grooves 10, the idler wheels 8 can roll in the sliding grooves 10 to facilitate the movement of the mounting plate 5, the side wall of the mounting plate 5 is fixedly connected with one end of the connecting rod 11, the other end of the connecting rod 11 is fixedly connected with the rack 12, the side wall of the case 1 is rotatably connected with the adjusting gear 13 matched with the, rack 12 displacement drives the displacement of mounting panel 5, and 4 position control of intermediate wheel are realized to the displacement of mounting panel 5, and the operator comes the rate of tension of perception belt through the dynamics size of rotation regulation gear 13, and the perception effect of power is good, does benefit to the accurate belt rate of tension of adjusting, is provided with locking lever assembly 14 that is used for locking gyro wheel 8 on the lateral wall of quick-witted case 1, and locking lever assembly 14 can directly lock gyro wheel 8, the position of fixed mounting panel 5.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of description and attached drawing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an automatically regulated structure of middle round position on drilling tapping machine, includes quick-witted case (1), be equipped with motor wheel (2) and main shaft wheel (3) on quick-witted case (1), motor wheel (2) with be provided with middle wheel (4) between main shaft wheel (3), be provided with mounting panel (5) on quick-witted case (1), rectangular shape regulation hole (6), its characterized in that have been seted up to the four corners department of mounting panel (5): the limiting rod used for limiting the displacement direction of the mounting plate (5) penetrates through the inner fixing of the long-strip-shaped adjusting hole (6), the limiting rod is matched with the long-strip-shaped adjusting hole (6), the upper end of the limiting rod is fixedly connected with a limiting plate (7), the limiting plate (7) is in contact with the mounting plate (5), rollers (8) are symmetrically arranged on the side wall of the mounting plate (5), wheel holes (9) are formed in the rollers (8), the diameter of each roller (8) is larger than the long aperture of the long-strip-shaped adjusting hole (6), sliding grooves (10) are symmetrically formed in the lower side of the mounting plate (5) and are located on the upper end face of the case (1), the rollers (8) are located in the sliding grooves (10), one ends of connecting rods (11) are fixedly connected to the side wall of the mounting plate (5), and racks (12) are fixedly connected to the other ends of the connecting rods, the side wall of the case (1) is rotatably connected with an adjusting gear (13) matched with the rack (12) for use, the adjusting gear (13) is meshed with the rack (12), and a lock rod assembly (14) used for locking the roller (8) is arranged on the side wall of the case (1).
2. The automatic adjusting structure of the position of the intermediate wheel on the drilling and tapping machine according to claim 1, wherein: the locking rod assembly (14) comprises a shell (141), the shell (141) is fixedly connected to the side wall of the case (1), one end of a spring (142) is fixedly connected to the inner wall of the shell (141), the other end of the spring (142) is fixedly connected with a movable plate (143), the upper end of the movable plate (143) penetrates through a strip-shaped through hole formed in the shell (141), and a locking rod (144) is fixedly connected to the side wall of the movable plate (143).
3. The automatic adjusting structure of the position of the intermediate wheel on the drilling and tapping machine according to claim 2, wherein: the free end of the lock rod (144) is matched with the wheel hole (9).
4. The automatic adjusting structure of the position of the intermediate wheel on the drilling and tapping machine according to claim 1, wherein: and two ends of the rack (12) are fixedly connected with baffle plates (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021862463.6U CN213080675U (en) | 2020-08-31 | 2020-08-31 | Automatic adjusting structure for position of middle wheel on drilling and tapping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021862463.6U CN213080675U (en) | 2020-08-31 | 2020-08-31 | Automatic adjusting structure for position of middle wheel on drilling and tapping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213080675U true CN213080675U (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021862463.6U Active CN213080675U (en) | 2020-08-31 | 2020-08-31 | Automatic adjusting structure for position of middle wheel on drilling and tapping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213080675U (en) |
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2020
- 2020-08-31 CN CN202021862463.6U patent/CN213080675U/en active Active
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