CN213591834U - Positioning and clamping device for bench drill - Google Patents

Positioning and clamping device for bench drill Download PDF

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Publication number
CN213591834U
CN213591834U CN202022193696.8U CN202022193696U CN213591834U CN 213591834 U CN213591834 U CN 213591834U CN 202022193696 U CN202022193696 U CN 202022193696U CN 213591834 U CN213591834 U CN 213591834U
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CN
China
Prior art keywords
clamping
positioning seat
positioning
clamping shaft
shaft
Prior art date
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Application number
CN202022193696.8U
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Chinese (zh)
Inventor
王利涛
张�林
陈志楠
候华金
曹德刚
刘忠东
梁清泉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Xiongguan Zulu Machinery Manufacturing Co ltd
Original Assignee
Chengdu Xiongguan Zulu Machinery Manufacturing Co ltd
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Priority to CN202022193696.8U priority Critical patent/CN213591834U/en
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Publication of CN213591834U publication Critical patent/CN213591834U/en
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Abstract

The utility model discloses a positioning and clamping device for bench drill, which comprises a machine base, wherein the machine base is provided with a positioning seat, a clamping shaft is arranged on the positioning seat in a penetrating way, and the clamping shaft is rotatably connected with the positioning seat; the clamping shaft is provided with two sections of threads with opposite rotating directions, the two sections of threads of the clamping shaft are respectively in threaded connection with threaded sleeves, clamping arms are arranged at the tops of the two threaded sleeves, the tops of the clamping arms extend out of the upper surface of the positioning seat, and grooves for the clamping arms to move are formed in the positioning seat. The utility model discloses a location clamping device for bench drill is through setting up the clamping shaft, connects the clamp arm respectively on two sections screws that revolve to the difference of clamping shaft, through this kind of mode, can drive two clamp arms simultaneously and move in opposite directions or back on the back mutually, sets up on the clamp arm and presss from both sides tight piece, realizes the location through pressing from both sides tight piece to the work piece and presss from both sides tightly, through this kind of mode, to different work pieces only need change press from both sides tight piece can, and the location presss from both sides tight efficient.

Description

Positioning and clamping device for bench drill
Technical Field
The utility model relates to a bench drill technical field especially relates to a positioning and clamping device for bench drill.
Background
The existing bench drill needs to be provided with a positioning and clamping device aiming at different workpieces independently, so that the cost is high, and the efficiency of positioning and clamping is low.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a positioning and clamping device for bench drill, this a positioning and clamping device for bench drill is through setting up the clamping shaft, connect respectively on two sections screws of clamping shaft are to different soon and press from both sides tight arm, through this kind of mode, can drive two simultaneously and press from both sides tight arm in opposite directions or back of the body motion, set up on pressing from both sides tight arm and press from both sides tight piece, realize the location through pressing from both sides tight piece to the work piece and press from both sides tightly, through this kind of mode, to different work pieces only need change press from both sides tight piece can, and the location presss from both sides tight efficient.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a positioning and clamping device for bench drill, which comprises a machine base, wherein the machine base is provided with a positioning seat, a clamping shaft horizontally penetrates through the positioning seat, and the clamping shaft is rotatably connected with the positioning seat;
two sections of threads with opposite rotation directions are arranged on the clamping shaft, threaded sleeves are respectively in threaded connection with the two sections of threads of the clamping shaft, clamping arms are arranged at the tops of the two threaded sleeves, the tops of the clamping arms extend out of the upper surface of the positioning seat, and grooves for the clamping arms to move are formed in the positioning seat;
the opposite sides of the two clamping arms are respectively provided with a clamping block.
The utility model discloses a location clamping device for bench drill is through setting up the clamping shaft, connects the clamp arm respectively on two sections screws that revolve to the difference of clamping shaft, through this kind of mode, can drive two clamp arms simultaneously and move in opposite directions or back on the back mutually, sets up on the clamp arm and presss from both sides tight piece, realizes the location through pressing from both sides tight piece to the work piece and presss from both sides tightly, through this kind of mode, to different work pieces only need change press from both sides tight piece can, and the location presss from both sides tight efficient.
In a further technical scheme, one end of the clamping shaft penetrating through the positioning seat is connected with a handle.
The clamping shaft is convenient for operators to rotate by arranging the handle.
In a further technical scheme, a first limiting block is arranged at the bottom of the clamping arm, a first limiting groove is formed in the positioning seat corresponding to the first limiting block, and the first limiting groove is arranged along the movement direction of the clamping arm.
The arrangement of the first limiting block and the first limiting groove can avoid collision between the clamping arm and the groove for rotating the clamping arm, improve the motion precision of the clamping arm, and meanwhile, the clamping force of the clamping arm can be prevented from being transmitted to the threaded sleeve, so that the motion precision of the clamping arm is further improved.
In a further technical scheme, a first limiting ball is arranged in the middle of the clamping shaft, and a limiting groove is formed in the positioning seat corresponding to the first limiting ball.
The first limiting ball and the limiting groove can prevent the clamping shaft from axially moving.
In a further technical scheme, a second limiting block is arranged at the position where the clamping shaft penetrates out of the positioning seat, and a limiting groove is formed in the positioning seat corresponding to the second limiting block.
The second limiting block and the limiting groove can further prevent the clamping shaft from axially moving, and the precision is higher than that of the first limiting ball and the limiting groove.
Has the advantages that:
1. the utility model discloses a positioning and clamping device for bench drill is through setting up the clamping shaft, connects the clamping arm respectively on two sections screw threads that revolve to difference of clamping shaft, through this kind of mode, can drive two clamping arms simultaneously and move towards or back on the other side, sets up the clamping piece on the clamping arm, realizes the positioning and clamping to the work piece through the clamping piece, through this kind of mode, to different work pieces only need to change the clamping piece can, and the efficiency of positioning and clamping is high;
2. the clamping shaft is convenient for operators to rotate by arranging the handle;
3. the arrangement of the first limiting block and the first limiting groove can prevent the clamping arm from colliding with the groove for the clamping arm to rotate, improve the motion precision of the clamping arm, prevent the clamping force of the clamping arm from being transmitted to the threaded sleeve and further improve the motion precision of the clamping arm;
4. the first limiting ball and the limiting groove can prevent the clamping shaft from axially moving;
5. the second limiting block and the limiting groove can further prevent the clamping shaft from axially moving, and the precision is higher than that of the first limiting ball and the limiting groove.
Drawings
Fig. 1 is a schematic structural view of a positioning and clamping device for a bench drill according to an embodiment of the present invention;
fig. 2 is a cross-sectional top view of the positioning socket of an embodiment of the present invention;
fig. 3 is a main sectional view of the positioning seat of the embodiment of the present invention;
fig. 4 is a schematic view of an installation structure of the first limiting block according to an embodiment of the present invention.
Reference numerals:
10. a machine base; 20. positioning seats; 21. a clamping shaft; 211. a first limit ball; 212. a second limiting block; 213. a threaded sleeve; 22. a clamp arm; 221. a first stopper; 222. a first limit groove; 23. a clamping block; 24. a handle.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
example (b):
a positioning and clamping device for bench drills is shown in figures 1-3 and comprises a machine base 10, wherein a positioning seat 20 is arranged on the machine base 10, a clamping shaft 21 horizontally penetrates through the positioning seat 20, and the clamping shaft 21 is rotatably connected with the positioning seat 20;
two sections of threads with opposite turning directions are arranged on the clamping shaft 21, the positions of the two sections of threads of the clamping shaft 21 are respectively in threaded connection with a threaded sleeve 213, the top parts of the two threaded sleeves 213 are provided with clamping arms 22, the top parts of the clamping arms 22 extend out of the upper surface of the positioning seat 20, and the positioning seat 20 is provided with a groove for the movement of the clamping arms 22;
the two clamping arms 22 are provided with clamping blocks 23 on opposite sides, respectively.
The utility model discloses a location clamping device for bench drill is through setting up the clamp shaft 21, connects respectively on two sections screws that revolve to the difference of clamp shaft 21 and press from both sides tight arm 22, through this kind of mode, can drive two clamp arms 22 simultaneously and move back to back mutually, sets up on pressing from both sides tight arm 22 and press from both sides tight piece 23, realizes the location through pressing from both sides tight piece 23 to the work piece and presss from both sides tightly, through this kind of mode, to different work pieces only need change press from both sides tight piece 23 can, and the location presss from both sides tight efficient.
In another embodiment, as shown in fig. 1-3, a handle 24 is connected to one end of the clamping shaft 21 extending out of the positioning socket 20.
The handle 24 is provided to facilitate the operator to rotate the clamping shaft 21.
In another embodiment, as shown in fig. 4, a first stopper 221 is disposed at the bottom of the clamping arm 22, a first stopper groove 222 is disposed on the positioning seat 20 corresponding to the first stopper 221, and the first stopper groove 222 is disposed along the moving direction of the clamping arm 22.
The arrangement of the first limiting block 221 and the first limiting groove 222 can prevent the clamping arm 22 from colliding with a groove for the clamping arm 22 to rotate, so that the movement precision of the clamping arm 22 is improved, meanwhile, the clamping force of the clamping arm 22 can be prevented from being transmitted to the threaded sleeve 213, and the movement precision of the clamping arm 22 is further improved.
In another embodiment, as shown in fig. 2 and 3, a first limiting ball 211 is disposed in the middle of the clamping shaft 21, and a limiting groove is formed in the positioning seat 20 corresponding to the first limiting ball 211.
The first limiting ball 211 and the limiting groove can prevent the clamping shaft 21 from moving axially.
In another embodiment, as shown in fig. 2, a second limiting block 212 is disposed at a position where the clamping shaft 21 penetrates through the positioning seat 20, and a limiting groove is formed in the positioning seat 20 corresponding to the second limiting block 212.
The second limiting block 212 and the limiting groove can further prevent the clamping shaft 21 from moving axially, and the precision is higher than that of the first limiting ball 211 and the limiting groove.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (5)

1. A positioning and clamping device for bench drills is characterized by comprising a machine base, wherein a positioning seat is arranged on the machine base, a clamping shaft horizontally penetrates through the positioning seat, and the clamping shaft is rotatably connected with the positioning seat;
two sections of threads with opposite rotation directions are arranged on the clamping shaft, threaded sleeves are respectively in threaded connection with the two sections of threads of the clamping shaft, clamping arms are arranged at the tops of the two threaded sleeves, the tops of the clamping arms extend out of the upper surface of the positioning seat, and grooves for the clamping arms to move are formed in the positioning seat;
the opposite sides of the two clamping arms are respectively provided with a clamping block.
2. The alignment clamp of claim 1 wherein a handle is attached to the end of the clamping shaft that extends beyond the alignment socket.
3. The positioning and clamping device for the bench drill as claimed in claim 1, wherein a first limiting block is disposed at the bottom of the clamping arm, and a first limiting groove is disposed at the positioning seat corresponding to the first limiting block, and is disposed along the moving direction of the clamping arm.
4. The positioning and clamping device for the bench drill as claimed in claim 1, wherein a first limiting ball is disposed in the middle of the clamping shaft, and the positioning seat is provided with a limiting groove corresponding to the first limiting ball.
5. The positioning and clamping device for the bench drill as claimed in claim 1, wherein a second limiting block is disposed at a position where the clamping shaft penetrates through the positioning seat, and the positioning seat is provided with a limiting groove corresponding to the second limiting block.
CN202022193696.8U 2020-09-29 2020-09-29 Positioning and clamping device for bench drill Active CN213591834U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022193696.8U CN213591834U (en) 2020-09-29 2020-09-29 Positioning and clamping device for bench drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022193696.8U CN213591834U (en) 2020-09-29 2020-09-29 Positioning and clamping device for bench drill

Publications (1)

Publication Number Publication Date
CN213591834U true CN213591834U (en) 2021-07-02

Family

ID=76589858

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022193696.8U Active CN213591834U (en) 2020-09-29 2020-09-29 Positioning and clamping device for bench drill

Country Status (1)

Country Link
CN (1) CN213591834U (en)

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