CN210360373U

CN210360373U - Drilling tool clamp

Info

Publication number: CN210360373U
Application number: CN201921051570.8U
Authority: CN
Inventors: 吕杰
Original assignee: TIANJIN LICHUAN ELECTRIC POWER EQUIPMENT CO Ltd
Current assignee: TIANJIN LICHUAN ELECTRIC POWER EQUIPMENT CO Ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-04-21
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses a drilling frock clamp, including spacing frock platform, spacing frock platform middle part activity is pegged graft and is remained the processing work piece, spacing frock bench end face and side are all opened the hole groove, hole groove upper end is equipped with spacing draw-in groove, be equipped with stop gear in the spacing draw-in groove, stop gear includes swivel nut, ball bearing and stop collar, the fixed ball bearing that pegs graft under the swivel nut inner chamber tip, the fixed stop collar that pegs graft in ball bearing middle part, open at the upper end middle part of the stop collar has the toper spacing groove. This kind of drilling frock clamp can reduce the friction between drill bit and the spacing frock platform through the connection effect of ball bearing and stop collar, and the swivel sleeve passes through threaded connection with spacing frock platform, and convenient to detach changes to reach and reduced dress card number of times, equipment quantity and turnover number of times, improved the efficiency and the quality of work piece drilling processing.

Description

Drilling tool clamp

Technical Field

The utility model relates to a drilling processing frock technical field specifically is a drilling frock clamp.

Background

Drilling refers to the operation of machining a hole in a solid material with a drill bit. The control of the positional accuracy of the drilling is essentially a control of the mutual correct position of the drill and the workpiece during the drilling process. When the drill hole is drilled through quickly, the manual feeding force must be reduced so as to prevent the drill bit from being broken or the workpiece from rotating along with the drill bit to cause accidents due to sudden overlarge feeding amount and increased cutting resistance. The existing workpiece (circular part) needs multiple machine tools if the front surface and the side surface of the workpiece are both porous to be processed in the drilling process, multiple clamping can be carried out, equipment is occupied, labor hour is wasted, even if a single machine tool is adopted, the workpiece is perhaps repeatedly clamped and turned over, the workpiece appearance is easily damaged, the workpiece is directly scrapped, and the workpiece processing efficiency is greatly reduced. Therefore, a drilling tool clamp is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drilling frock clamp to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a drilling frock clamp, includes spacing frock platform, spacing frock platform middle part activity is pegged graft and is remained the processing work piece, spacing frock bench up end and side are all opened the hole groove, hole groove upper end is equipped with spacing draw-in groove, be equipped with stop gear in the spacing draw-in groove, stop gear includes swivel sleeve, ball bearing and stop collar, the fixed ball bearing that pegs graft in tip under the swivel sleeve inner chamber, the fixed stop collar that pegs graft in ball bearing middle part, open at the upper end middle part of the stop collar has the toper spacing groove.

Preferably, the limiting tool table is in threaded connection with the rotating sleeve, and the rotating sleeve is arranged in the limiting clamping groove.

Preferably, the limiting sleeve is arranged right above the hole groove, and the limiting sleeve and the center of the hole groove are collinear.

Preferably, the outer diameter of the lower end part of the limiting sleeve is larger than the inner diameter of the hole groove, and the outer diameter of the limiting sleeve is smaller than the inner diameter of the lower end part of the rotary sleeve.

Preferably, the hole groove is communicated with the inner cavity of the limiting tool table, and the bottom surface of the hole groove is parallel to the bottom surface of the limiting clamping groove.

Preferably, the outer side of the limiting tool table is provided with an inclined plane, and the inclined plane is annularly distributed on the outer side of the limiting tool table.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of drilling frock clamp, through setting up spacing frock platform, the swivel sleeve, ball bearing and stop collar structure, can be through the connection effect of ball bearing and stop collar, reduce the friction between drill bit and the spacing frock platform, and the swivel sleeve passes through threaded connection with spacing frock platform, convenient to detach changes, thereby reach the result of use that has improved drilling frock clamp, and simultaneously, this drilling frock clamp, the dress card number of times has been reduced, equipment quantity and turnover number of times, the damage of work piece outward appearance has effectively been avoided, lead to the condition emergence that the work piece scrapped, the efficiency and the quality of work piece drilling processing have been improved.

Drawings

FIG. 1 is a main sectional view of the structure of the present invention;

FIG. 2 is a sectional view taken along line A-A of the structure of the present invention;

fig. 3 is an enlarged view of the structure of the present invention at the position M.

In the figure: 1 spacing frock platform, 2 wait to process work piece, 3 spacing draw-in grooves, 4 stop gear, 5 swivel sleeves, 6 ball bearing, 7 stop collar, 8 toper spacing grooves, 9 inclined planes, 10 hole grooves.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a drilling frock clamp, includes spacing frock platform 1, the transversal triangle-shaped form that personally submits of spacing frock platform 1 utilizes the triangle-shaped form of frock to fix a position, and the processing of all holes just can be accomplished to the dress card once, has reduced the number of times of dress card, has improved the efficiency of drilling processing, spacing frock platform 1 outside is equipped with inclined plane 9, inclined plane 9 is the annular distribution in spacing frock platform 1 outside. Spacing frock platform 1 middle part activity is pegged graft and is remained to process work piece 2, hole groove 10 has all been opened to 1 up end of spacing frock platform and side, swing joint has the drill bit in the hole groove 10, the drill bit external diameter is less than hole groove 10 internal diameter, hole groove 10 upper end is equipped with spacing draw-in

groove

3, 3 cross sections of spacing draw-in groove are circular, and 3 medial surfaces of spacing draw-in groove are equipped with the screw thread, and through the screw thread setting in the spacing draw-in groove 3, the swivel sleeve of can being convenient for more changes with the dismantlement of spacing frock platform to improve the accuracy of drilling position, made the accuracy of drilling processing higher, be equipped with stop gear 4 in the spacing draw-in groove 3, stop gear 4 includes swivel sleeve 5, ball bearing 6 and stop collar 7, stop collar 7 is located directly over hole groove 10, and stop collar 7 and hole groove 10 center collineation. The ball bearing 6 is fixedly inserted at the lower end part of the inner cavity of the rotary sleeve 5, the outer diameter of the inner ring of the ball bearing 6 is larger than the inner diameter of the hole groove 10, so that the bearing of the ball bearing 6 can be increased, the ball bearing 6 can be directly taken off and replaced from the rotary sleeve 5 in a knocking mode after the rotary sleeve 5 is separated from the limiting tool table 1 if the ball bearing 6 is damaged in the long-term drilling process, the friction resistance of a drill bit and the limiting tool table 1 in the drilling process is improved, meanwhile, the condition that the limiting tool table 1 is abraded in the high-speed rotation process of the drill bit can be avoided, the drill sleeve is arranged on the drill bit, the outer diameter of the drill sleeve is larger than the inner diameter of the limiting sleeve 7, the workpiece 2 to be processed with various depths can be adapted and processed by adjusting the position of the drill sleeve on the drill bit, and the drilling depth of the workpiece 2 to be processed is ensured, the drilling processing effect of the workpiece 2 to be processed is improved, the limiting tool table 1 is in threaded connection with the rotary sleeve 5, and the rotary sleeve 5 is arranged in the limiting clamping groove 3. The middle part of the ball bearing 6 is fixedly inserted with a limiting sleeve 7, the outer diameter of the lower end part of the limiting sleeve 7 is larger than the inner diameter of the hole groove 10, and the outer diameter of the limiting sleeve 7 is smaller than the inner diameter of the lower end part of the rotary sleeve 5. The middle part of the upper end surface of the limit sleeve 7 is provided with a conical limit groove 8. The tip diameter is greater than the drill bit external diameter under the toper spacing groove 8, sets up toper spacing groove 8 in stop collar 7 is inside, can be convenient for insert fast of drill bit, has increased the speed of drilling processing, hole groove 10 communicates with each other with 1 inner chamber of spacing frock platform, and 10 tank bottoms in hole groove are parallel to each other with 3 tank bottoms in spacing draw-in grooves. During the use, will wait to process work piece 2 and insert 1 inner chamber of spacing frock platform, make and wait to process 2 lateral surfaces of work piece and 1 medial surface of spacing frock platform and closely laminate, at this moment, insert the toper spacing groove 8 on the stop collar 7 with the drill bit fast, this drilling frock clamp, can treat fast that the drilling position of processing work piece 2 is fixed, and reduced the dress card number of times, equipment quantity and turnover number of times, effectively avoided the work piece outward appearance to damage, lead to the condemned condition of work piece to take place, the efficiency and the quality of work piece drilling processing have been improved.

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

1. The utility model provides a drilling frock clamp, includes spacing frock platform (1), its characterized in that: the limiting tool table is characterized in that a workpiece (2) to be processed is movably inserted in the middle of the limiting tool table (1), a hole groove (10) is formed in the upper end face and the side face of the limiting tool table (1), a limiting clamping groove (3) is formed in the upper end portion of the hole groove (10), a limiting mechanism (4) is arranged in the limiting clamping groove (3), the limiting mechanism (4) comprises a rotary sleeve (5), a ball bearing (6) and a limiting sleeve (7), the ball bearing (6) is fixedly inserted in the lower end portion of an inner cavity of the rotary sleeve (5), the limiting sleeve (7) is fixedly inserted in the middle of the ball bearing (6), and a conical limiting groove (8) is formed in the middle of the upper end face of the limiting.

2. The drilling tool clamp of claim 1, wherein: the limiting tool table (1) is connected with the rotary sleeve (5) through threads, and the rotary sleeve (5) is arranged in the limiting clamping groove (3).

3. The drilling tool clamp of claim 1, wherein: the limiting sleeve (7) is arranged right above the hole groove (10), and the limiting sleeve (7) and the center of the hole groove (10) are collinear.

4. The drilling tool clamp of claim 1, wherein: the outer diameter of the lower end part of the limiting sleeve (7) is larger than the inner diameter of the hole groove (10), and the outer diameter of the limiting sleeve (7) is smaller than the inner diameter of the lower end part of the rotating sleeve (5).

5. The drilling tool clamp of claim 1, wherein: the hole groove (10) is communicated with the inner cavity of the limiting tool table (1), and the bottom surface of the hole groove (10) is parallel to the bottom surface of the limiting clamping groove (3).

6. The drilling tool clamp of claim 1, wherein: the outer side of the limiting tool table (1) is provided with an inclined plane (9), and the inclined plane (9) is annularly distributed on the outer side of the limiting tool table (1).