Positioning device for numerical control tapping machine
Technical Field
The utility model relates to the technical field of tapping machines, in particular to a positioning device for a numerical control tapping machine.
Background
The pneumatic tapping machine is used for tapping the workpiece. The existing pneumatic tapping machine comprises a universal machine head, and tapping operation can be carried out on an object in any direction. The outer side of the universal machine head is provided with a fixed sleeve, and a sliding sleeve is arranged on the fixed sleeve and positioned between the universal machine head and the fixed sleeve. One end of the sliding sleeve is inserted into the fixed sleeve, and the other end of the sliding sleeve extends out of the fixed sleeve and is in sliding fit with the fixed sleeve. When the screw rod is used, one end of the sliding sleeve extending out of the fixed sleeve is abutted against a workpiece, and then the pneumatic tapping machine is pushed to tap the workpiece, so that the axis of the screw rod is kept consistent with the center line of the screw hole.
In carrying out the present application, the inventors have found that the above-described technique has at least the following problems: when tapping the workpiece, the sliding sleeve is easy to slip on the workpiece, so that the tapping is askew, and the tapping quality is poor.
Therefore, a positioning device for a numerical control tapping machine is provided.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides the positioning device for the numerical control tapping machine, and the workpiece is conveyed to the tapping position for fixing and tapping through the matched use of the limiting assembly and the feeding assembly, so that the workpiece deviation during tapping is effectively prevented, the situation that the tapping generates deflection is avoided to a greater extent, the tapping quality is ensured, the defects of the prior art are overcome, and the problems that the sliding sleeve is easy to slip on the workpiece when the workpiece is tapped by the prior tapping machine, the tapping quality is poor and the like are effectively solved.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a positioner for numerical control tapping machine, includes L type support, the mounting groove has been seted up to vertical section one side of L type support, be fixed with spacing subassembly in the mounting groove, lifting unit is installed to one side of L type support, install the tapping machine on the lifting unit, the bar hole has been seted up to L type support level, feeding assembly is installed to bar hole department.
Through foretell scheme, through the cooperation use of spacing subassembly and the pay-off subassembly that sets up, send the work piece to tapping position department and fix and carry out the tapping, the effectual work piece skew when having prevented the tapping, the circumstances that the tapping produced askew takes place of having avoided to great degree, has guaranteed tapping quality.
Preferably, the limiting assembly comprises a first electric push rod fixed on the side wall of the mounting groove, the bottom end of the first electric push rod is provided with a lifting rod, one side of the middle part of the lifting rod extends to form a pressing plate, and the middle part of the pressing plate is provided with a tapping positioning hole.
Through foretell scheme, can drive the lifter and reciprocate through the flexible of first electric putter.
Preferably, the lifting rod is arranged to be high at two ends and low at the middle, sliding grooves are formed in two sides of the mounting groove, and two ends of the lifting rod are respectively clamped with the two sliding grooves.
Through the scheme, two ends of the lifting rod slide along the two sliding grooves respectively.
Preferably, the lifting assembly comprises second electric push rods arranged on two sides of one side of the vertical section of the L-shaped support, the bottom ends of the two second electric push rods are connected with an L-shaped mounting plate, and the tapping machine is arranged on the upper end face of the horizontal section of the L-shaped mounting plate.
Through foretell scheme, utilize the flexible L type mounting panel that can drive of two second electric putter to go up and down, realize the height of adjustment tapping machine then.
Preferably, bayonets are all seted up at vertical section one side both ends of L type mounting panel, vertical section one side both sides of L type support all are fixed with the bracing piece, and two bayonets form slip joint cooperation with two bracing pieces respectively.
Through foretell scheme, guarantee the stability of L type support when going up and down.
Preferably, the feeding assembly comprises a threaded rod rotatably arranged in the strip-shaped hole, the threaded rod is in threaded connection with a T-shaped seat, the bottom of the T-shaped seat is in sliding clamping connection with the strip-shaped hole, a servo motor is arranged at one end of the horizontal section of the L-shaped support, and the output end of the servo motor is connected with one end of the threaded rod.
Through above-mentioned scheme, place the work piece on the T type seat, utilize servo motor drive threaded rod to rotate, can drive T type seat to remove and send the work piece to tapping position.
Preferably, four supporting legs are arranged on the lower end face of the L-shaped support, and the four supporting legs are respectively located at four corners of the L-shaped support.
The beneficial effects of the utility model are as follows:
The workpiece is placed on the T-shaped seat, the servo motor is used for driving the threaded rod to rotate, the T-shaped seat can be driven to move to convey the workpiece to a tapping position, the lifting rod is pushed to move downwards through the first electric push rod, the pressing plate is pressed on the workpiece, the workpiece is fixed, and therefore the workpiece is prevented from shifting during tapping, and the situation that the tapping is askew is avoided to a greater extent.
Drawings
Fig. 1 is a schematic view of a first perspective view of a positioning device for a numerically controlled tapping machine according to the present utility model.
Fig. 2 is a schematic view of a second perspective view of a positioning device for a numerically controlled tapping machine according to the present utility model.
Fig. 3 is an enlarged schematic view of the positioning device for the numerically controlled tapping machine in fig. 2 at a position a.
In the figure: 1. an L-shaped support; 2. a bar-shaped hole; 3. a second electric push rod; 4. a mounting groove; 5. a tapping machine; 6. a first electric push rod; 7. an L-shaped mounting plate; 8. a support rod; 9. a T-shaped seat; 10. a threaded rod; 11. a servo motor; 12. a support leg; 13. a chute; 14. a lifting rod; 15. a pressing plate; 16. tapping the positioning hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
1, Referring to fig. 1-3, a positioning device for a numerical control tapping machine comprises an L-shaped support 1, wherein a mounting groove 4 is formed in one side of a vertical section of the L-shaped support 1, a limiting component is fixed in the mounting groove 4, the limiting component comprises a first electric push rod 6 fixed on the side wall of the mounting groove 4, a lifting rod 14 is installed at the bottom end of the first electric push rod 6, a pressing plate 15 is extended on one side of the middle part of the lifting rod 14, a tapping positioning hole 16 is formed in the middle part of the pressing plate 15, and the lifting rod 14 can be driven to move up and down by stretching and retracting of the first electric push rod 6;
the lifting rod 14 is arranged as a middle bottom with two high ends, the two sides of the mounting groove 4 are provided with sliding grooves 13, and the two ends of the lifting rod 14 are respectively clamped with the two sliding grooves 13, so that the two ends of the lifting rod 14 respectively slide along the two sliding grooves 13;
A lifting assembly is arranged on one side of the L-shaped support 1, a tapping machine 5 is arranged on the lifting assembly, the lifting assembly comprises second electric push rods 3 arranged on two sides of one side of the vertical section of the L-shaped support 1, the bottom ends of the two second electric push rods 3 are connected with an L-shaped mounting plate 7, and the tapping machine 5 is arranged on the upper end face of the horizontal section of the L-shaped mounting plate 7;
The L-shaped mounting plate 7 can be driven to lift by utilizing the extension and retraction of the two second electric push rods 3, so that the height of the tapping machine 5 is adjusted;
The two ends of one side of the vertical section of the L-shaped mounting plate 7 are provided with bayonets, the two sides of one side of the vertical section of the L-shaped support 1 are fixed with support rods 8, and the two bayonets are respectively in sliding clamping fit with the two support rods 8, so that the stability of the L-shaped support 1 during lifting is ensured;
The L-shaped support 1 is horizontally provided with a strip-shaped hole 2, a feeding component is arranged at the strip-shaped hole 2 and comprises a threaded rod 10 rotatably arranged in the strip-shaped hole 2, a T-shaped seat 9 is screwed on the threaded rod 10, the bottom of the T-shaped seat 9 is in sliding clamping connection with the strip-shaped hole 2, one end of the horizontal section of the L-shaped support 1 is provided with a servo motor 11, and the output end of the servo motor 11 is connected with one end of the threaded rod 10;
The workpiece is placed on the T-shaped seat 9, the servo motor 11 is used for driving the threaded rod 10 to rotate, and the T-shaped seat 9 can be driven to move to convey the workpiece to a tapping position;
Four supporting legs 12 are arranged on the lower end face of the L-shaped support 1, and the four supporting legs 12 are respectively located at four corners of the L-shaped support 1.
Working principle: the workpiece is placed on the T-shaped seat 9, the servo motor 11 is used for driving the threaded rod 10 to rotate, the T-shaped seat 9 can be driven to move to convey the workpiece to a tapping position, the lifting rod 14 is pushed to move downwards through the first electric push rod 6, the pressing plate 15 is pressed on the workpiece to fix the workpiece, the L-shaped mounting plate 7 can be driven to lift by using the extension and retraction of the two second electric push rods 3, the height of the tapping machine 5 is adjusted, the workpiece is tapped at the tapping locating hole 16 by using the tapping machine 5, and the workpiece is fixed through the pressing plate 15, so that the workpiece is prevented from shifting during tapping, and the situation that the tapping is askew is avoided to a greater extent.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.