CN211219702U

CN211219702U - Clamp for numerical control machining

Info

Publication number: CN211219702U
Application number: CN201921861380.2U
Authority: CN
Inventors: 钟海雄; 黄小霞; 梁庆
Original assignee: Nanning College for Vocational Technology
Current assignee: Nanning College for Vocational Technology
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-08-11
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses an anchor clamps are used in numerical control processing. The clamp for numerical control machining comprises a base, a movable plate and a fixed plate, wherein the movable plate and the fixed plate are arranged on two sides of the base; the two sides of the bottom of the moving plate are respectively provided with a clamping block, one side of the base is provided with a screw rod, the clamping blocks on the same side are provided with through holes penetrating through the screw rod, and the clamping blocks are also provided with a driving device which comprises a shell fixedly connected with the clamping blocks, a motor fixedly connected with the shell, a driving gear installed on a rotating shaft of the motor, an inner screwed pipe sleeved outside the screw rod and in threaded connection with the screw rod, a driven gear coaxially fixed on the inner screwed pipe and a transmission belt transmitted between the driving gear and the driven gear. The clamp for numerical control machining is not easy to accumulate fine dust and dust which influence the movement on the moving path of the moving plate.

Description

Clamp for numerical control machining

Technical Field

The utility model relates to an anchor clamps specifically are anchor clamps for numerical control processing.

Background

In the related art, patent document CN208147382U discloses a numerical control machining jig device. The device comprises a base, a movable plate, a fixed plate, an angle display, a knob and a tooth socket; the turntable on the movable plate is coaxially connected with a second circular gear; the center of the second circular gear is connected with a rotating shaft; one end of the rotating shaft, which is far away from the second circular gear, penetrates through the outer side wall of the moving plate and extends into the angle display; a pull block is arranged on the front side wall of the moving plate; the pull block is connected with a steel cable which is connected with a clamping tooth block matched with the tooth socket. The device realizes the change of the position of the moving plate on the base through the arrangement of the tooth grooves and the tooth clamping blocks, so that workpieces with different lengths can be clamped. However, the tooth grooves are arranged in the middle of the base, and during clamping, generated fine scraps and dust are easy to fall and accumulate in the tooth grooves, so that smooth movement of the moving plate is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a anchor clamps for numerical control processing, be difficult for on the movable plate removal route accumulation influence fine fillings, the dust that remove.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a anchor clamps are used in numerical control processing, includes the base, installs movable plate, the fixed plate of fixed mounting at the base opposite side on one side of the base, and the inboard of movable plate and fixed plate all is provided with roof, slide and bottom plate by last under, supports between roof and the bottom plate has the traveller, and the slide is equipped with the through-hole that passes the traveller, and roof middle part threaded connection has the screw rod, and the screw rod lower extreme passes the roof to be connected with the slide, and the slide rotates and goes up and down along with the screw rod: the clamping blocks are arranged on two sides of the bottom of the moving plate respectively and can move along two sides of the base, a screw rod is arranged on one side of the base, a through hole penetrating through the screw rod is formed in the clamping block on the same side, and a driving device is further installed on the clamping block and comprises a shell fixedly connected with the clamping blocks, a motor fixedly connected with the shell, a driving gear installed on a rotating shaft of the motor, an inner screwed pipe sleeved outside the screw rod and in threaded connection with the screw rod, a driven gear coaxially fixed on the inner screwed pipe and a driving belt driven between the driving gear and the driven gear.

As a further improvement of the above technical solution: the top of the screw rod is fixed with a rotating head provided with a through hole, the through hole is penetrated by a rotating rod, and two ends of the rotating rod are provided with limiting heads with sizes larger than the through hole. The screw rod can be rotated more conveniently and laborsavingly by using the rotating rod which is limited.

The utility model has the advantages that:

the utility model discloses a with the tooth's socket replacement at base middle part for the lead screw of base side, be provided with drive arrangement on the lead screw, drive arrangement is used for driving the movable plate and removes along the lead screw, avoids appearing chip, the dust accumulation that processing produced, influences the smooth and easy gliding drawback of movable plate.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the driving device of the embodiment of fig. 1.

The reference numbers in the figures are: 1. a fixing plate; 2. a base; 3. a screw rod; 4. a drive device; 41. a housing; 42. a motor; 43. a driving gear; 44. a transmission belt; 45. an inner solenoid; 46. a driven gear; 5. moving the plate; 51. a clamping block; 6. a base plate; 7. a slide plate; 8. a traveler; 9. a top plate; 10. rotating the head; 11. a screw; 12. rotating the rod; 13. a limiting head.

Detailed Description

The present invention is described below with reference to the accompanying drawings, and the specific embodiments described herein are only used for illustrating and explaining the present invention, and are not used for limiting the present invention, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall into the protection scope of the present invention without departing from the design spirit of the present invention.

As shown in fig. 1, the clamp for numerical control machining according to the present embodiment includes a base 2, a moving plate 5 installed on one side of the base 2, and a fixing plate 1 fixedly installed on the other side of the base 2, top plates 9, sliding plates 7, and bottom plates 6 are respectively disposed on the inner sides of the moving plate 5 and the fixing plate 1 from top to bottom, a sliding column 8 is supported between the top plates 9 and the bottom plates 6, the sliding plates 7 are provided with through holes penetrating through the sliding column 8, a screw 11 is connected to the middle of the top plates 9 through threads, the lower ends of the screw 11 penetrate through the top plates 9 to be connected with the sliding plates 7, the sliding plates 7 are lifted along with the rotation of the screw 11, clamping blocks 51 are respectively disposed on two sides of the bottom of the moving plate 5, the clamping blocks 51 can move.

The top of the screw 11 is fixed with a rotating head 10 with a through hole, the through hole is penetrated by a rotating rod 12, and two ends of the rotating rod 12 are provided with limiting heads 13 with sizes larger than the through hole.

As shown in fig. 2, the clamping block 51 on the same side as the screw rod 3 is further provided with a driving device 4, and the driving device 4 comprises a housing 41 fixedly connected with the clamping block 51, a motor 42 fixedly connected with the housing 41, a driving gear 43 mounted on a rotating shaft of the motor 42, an internal threaded pipe 45 sleeved outside the screw rod 3 and in threaded connection with the screw rod 3, a driven gear 46 coaxially fixed on the internal threaded pipe 45, and a transmission belt 44 transmitted between the driving gear 43 and the driven gear 46. After the rotating shaft of the motor 42 rotates, the driven gear 46 can be driven to rotate through the transmission of the belt wheel, so that the inner solenoid 45 is further driven to rotate. The inner screw tube 45 is provided with an internal thread so as to be able to move along the screw rod 3 when rotated, thereby achieving movement of the moving plate 5.

Claims

1. The utility model provides a anchor clamps for numerical control processing, including base (2), install movable plate (5) in base (2) one side, fixed mounting is in fixed plate (1) of base (2) opposite side, the inboard of movable plate (5) and fixed plate (1) is by all being provided with roof (9) under last, slide (7) and bottom plate (6), it has traveller (8) to support between roof (9) and bottom plate (6), slide (7) are equipped with the through-hole that passes traveller (8), roof (9) middle part threaded connection has screw rod (11), screw rod (11) lower extreme passes roof (9) and is connected with slide (7), slide (7) rotate and go up and down along with screw rod (11), its characterized in that: the clamping blocks (51) are respectively arranged on two sides of the bottom of the moving plate (5), the clamping blocks (51) can move along two sides of the base (2), a screw rod (3) is arranged on one side of the base (2), through holes penetrating through the screw rod (3) are formed in the clamping blocks (51) on the same side, a driving device (4) is further installed on each clamping block (51), the driving device (4) comprises a shell (41) fixedly connected with the clamping blocks (51), a motor (42) fixedly connected with the shell (41), a driving gear (43) installed on a rotating shaft of the motor (42), an inner screwed pipe (45) sleeved outside the screw rod (3) and in threaded connection with the screw rod (3), a driven gear (46) coaxially fixed on the inner screwed pipe (45) and a transmission belt (44) transmitted between the driving gear (43) and the driven gear (46).

2. The jig for numerical control machining according to claim 1, characterized in that: the top of the screw rod (11) is fixed with a rotating head (10) provided with a through hole, the through hole is penetrated with a rotating rod (12), and two ends of the rotating rod (12) are provided with limiting heads (13) with sizes larger than the through hole.