CN212761379U - High-precision clamp for numerically controlled milling machine - Google Patents

Abstract

The utility model discloses a high accuracy anchor clamps for numerically controlled fraise machine, including telescopic cylinder, support chassis, anchor clamps base, its characterized in that: the utility model discloses a clamp, including support chassis, the top of anchor clamps base is provided with accurate double-layered material device, accurate double-layered material device includes the fixed caliper head of fixed mounting in the anchor clamps base outside, one side horizontal installation of fixed caliper head has slide caliper rule, slide caliper rule's outside slip cup joints and installs the removal caliper head, the top welded mounting of removal caliper head has the removal to press from both sides the stub bar, the below correspondence that removes the double-layered stub bar is provided with the third connecting rod, the lower extreme welded mounting of third connecting rod has the slider, the front end top welded mounting of anchor clamps base has the fixed clip stub bar, a plurality of trapezoidal anti-skidding latch have evenly been seted up with one side of removing the double-layered stub bar to the fixed clip stub bar, the utility model discloses, have the practicality strong and dismantle convenient, alleviate the characteristics of anchor clamps vibrations.

Description

High-precision clamp for numerically controlled milling machine

Technical Field

The utility model relates to a numerically controlled fraise machine equipment technical field specifically is a high accuracy anchor clamps for numerically controlled fraise machine.

Background

The numerical control milling machine is an automatic processing device developed on the basis of a common milling machine, mechanical products tend to be precise and complex day by day along with rapid development of social production and scientific technology, the numerical control milling machine comprehensively applies technical achievements in various aspects such as automatic control, servo drive, precision measurement, novel mechanical structure and the like, and is the development direction of numerical control machine tools in future, wherein the processing precision of the numerical control milling machine is an important index for measuring the performance of the numerical control milling machine, various problems influencing the processing precision can occur in the working process of the numerical control milling machine, including reverse clearance error, pitch error and repeated positioning precision error, and the errors are accumulated to cause huge challenges to the processing precision of the numerical control milling machine, so that the numerical control milling machine becomes a key for improving and maintaining the high-precision processing effect of the.

The existing numerical control milling machine fixture has large impact when moving materials and poor practicability; meanwhile, the existing numerical control milling machine fixture is troublesome to disassemble. Therefore, it is necessary to design a high-precision clamp for a numerically controlled milling machine, which has strong practicability, is convenient to disassemble and effectively relieves the vibration of the clamp.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high accuracy anchor clamps for numerically controlled fraise machine to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a high accuracy anchor clamps for numerically controlled fraise machine, includes telescopic cylinder, supports chassis, anchor clamps base, its characterized in that: a clamp base is fixedly arranged above the supporting chassis, a precise clamping device is arranged above the clamp base, a telescopic rod is arranged on one side of the telescopic cylinder, a first connecting rod is welded and installed at one end of the telescopic rod, a supporting chassis is fixedly installed above the first connecting rod, the precise clamping device comprises a fixed caliper head fixedly installed on the outer side of the clamp base, a caliper is horizontally installed on one side of the fixed caliper head, a movable caliper head is slidably sleeved and installed on the outer side of the caliper, a movable clamping head is welded and installed at the top end of the movable caliper head, a third connecting rod is correspondingly arranged below the movable clamping head, a sliding block is welded and installed at the lower end of the third connecting rod, a sliding groove is formed above the clamp base, the sliding block is slidably connected with the sliding groove, and a fixed clamping head is welded and installed above the front end of the clamp base, a plurality of trapezoidal anti-skidding latch have evenly been seted up to the fixation clamp stub bar with one side of removing the clamp stub bar, it is provided with telescopic sleeve to remove the opposite side of clamping the stub bar from top to bottom to correspond, telescopic sleeve's inside is provided with expanding spring, expanding spring's one end and removal clamp stub bar welding, expanding spring's other end welded mounting has adjusting iron plate, adjusting iron plate's central authorities have seted up the through hole, the inside of through hole is provided with the internal thread, the through hole meshing is connected with the threaded rod, the one end and the removal of threaded rod clamp stub bar bearing connection, the other end welded mounting of threaded rod has the second connecting rod, the top of second connecting rod is connected with the handrail through the bearing.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model is characterized in that the utility model,

(1) the fixed caliper head, the caliper and the movable caliper head are arranged, when the movable clamping head moves back and forth, the movable caliper head is driven to move back and forth, the movable caliper head is installed with the caliper in a sliding sleeved mode, the movable caliper head moves and is positioned above the caliper, and the scale marks are arranged on the surface of the caliper, so that the length of clamped materials can be conveniently and directly read;

(2) through being provided with trapezoidal anti-skidding latch, remove and press from both sides stub bar, fixation clamp stub bar, when removing to press from both sides the stub bar and press from both sides tight material with the fixation clamp stub bar, trapezoidal anti-skidding latch tightly presss from both sides the material, takes place to remove and produce the error when milling it.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is a schematic side sectional view of the fixture base and the movable fixture head of the present invention;

in the figure: 1. a telescopic cylinder; 2. a telescopic rod; 3. a first connecting rod; 4. a support chassis; 5. A clamp base; 6. fixing the material clamping head; 7. trapezoidal anti-skid latch; 8. moving the material clamping head; 9. A telescopic sleeve; 10. adjusting the iron plate; 11. a tension spring; 12. a through hole; 13. a threaded rod; 14. a handrail; 15. a second connecting rod; 16. fixing a caliper head; 17. a caliper; 18. moving the caliper head; 19. a third connecting rod; 20. a slider; 21. a chute.

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. 1-2, the present invention provides a technical solution: the utility model provides a high accuracy anchor clamps for numerically controlled fraise machine, includes telescopic cylinder 1, supports chassis 4, anchor clamps base 5, its characterized in that: a clamp base 5 is fixedly arranged above the support chassis 4, a precise clamping device is arranged above the clamp base 5, a telescopic rod 2 is arranged on one side of a telescopic cylinder 1, a first connecting rod 3 is welded and installed at one end of the telescopic rod 2, the support chassis 4 is fixedly installed above the first connecting rod 3, the precise clamping device comprises a fixed caliper head 16 fixedly installed on the outer side of the clamp base 5, a caliper 17 is horizontally installed on one side of the fixed caliper head 16, a movable caliper head 18 is slidably sleeved and installed on the outer side of the caliper 17, a movable clamping head 8 is welded and installed at the top end of the movable caliper head 18, a third connecting rod 19 is correspondingly arranged below the movable clamping head 8, a sliding block 20 is welded and installed at the lower end of the third connecting rod 19, a sliding groove 21 is arranged above the clamp base 5, the sliding block 20 is slidably connected with the sliding groove 21, a fixed clamping head 6 is welded and installed above the front end of, a plurality of trapezoidal anti-skidding latch 7 have evenly been seted up to one side of fixation clamp stub bar 6 and removal clamp stub bar 8, it is provided with telescopic sleeve 9 to remove the opposite side of pressing from both sides stub bar 8 and correspond from top to bottom, telescopic sleeve 9's inside is provided with expanding spring 11, expanding spring 11's one end presss from both sides stub bar 8 welding with the removal, adjusting iron plate 10 is installed in expanding spring 11's other end welding, through hole 12 has been seted up to adjusting iron plate 10's central authorities, the inside of through hole 12 is provided with the internal thread, through hole 12 meshing is connected with threaded rod 13, the one end of threaded rod 13 presss from both sides stub bar 8 bearing with the removal and is connected, the other end welding of threaded rod has second connecting rod 15, the.

The working principle is as follows: the telescopic cylinder 1 is started, the telescopic cylinder 1 drives the telescopic rod 2 to stretch, the telescopic rod 2 is connected with the first connecting rod 3 to drive the first connecting rod 3 to move, the supporting chassis 4 is driven to move, the effect of moving the clamping tool is achieved, the operation and the adjustment are convenient and fast, when the movable clamping head 8 moves back and forth, the movable clamping rule head 18 is driven to move back and forth, the movable clamping rule head 18 is installed with the caliper 17 in a sliding and sleeved mode, the upper portion of the caliper 17 is moved and positioned, the surface of the caliper 17 is provided with scale marks, the length of a clamped material can be conveniently and directly read, when the movable clamping head 8 moves back and forth, the third connecting rod 19 is driven to move, the third connecting rod 19 drives the sliding block 20 to slide in the sliding groove 21, errors caused by friction force are reduced, when the movable clamping head 8 and the fixed clamping head 6 clamp the material, the trapezoidal anti-sliding clamping teeth 7 tightly clamp the material, the operator holds handrail 14 and rotates, it rotates to drive second connecting rod 15, second connecting rod 15 is connected with threaded rod 13, it carries out the back-and-forth movement to drive threaded rod 13 in adjusting iron plate 10, threaded rod 13 is connected with removal clamp stub bar 8, it carries out the back-and-forth movement to drive removal clamp stub bar 8, when removing clamp stub bar 8 and the laminating of fixation clamp stub bar 6, expanding spring 11 is the natural state, when pressing from both sides tight material, expanding spring 11 is compressed, the impact that sudden stop brought when expanding cylinder 1 drives whole anchor clamps removal can effectually be alleviated to the thrust that expanding spring 11 compression brought.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (1)

1. The utility model provides a high accuracy anchor clamps for numerically controlled fraise machine, includes telescopic cylinder (1), supports chassis (4), anchor clamps base (5), its characterized in that: the clamp is characterized in that a clamp base (5) is fixedly mounted above the support base (4), a precise clamping device is arranged above the clamp base (5), a telescopic rod (2) is arranged on one side of a telescopic cylinder (1), a first connecting rod (3) is welded and mounted at one end of the telescopic rod (2), the support base (4) is fixedly mounted above the first connecting rod (3), the precise clamping device comprises a fixed caliper head (16) fixedly mounted on the outer side of the clamp base (5), a caliper (17) is horizontally mounted on one side of the fixed caliper head (16), a movable caliper head (18) is slidably sleeved and mounted on the outer side of the caliper (17), a movable clamping head (8) is welded and mounted at the top end of the movable caliper head (18), and a third connecting rod (19) is correspondingly arranged below the movable clamping head (8), the lower end of the third connecting rod (19) is welded with a sliding block (20), a sliding groove (21) is formed in the upper portion of the clamp base (5), the sliding block (20) is connected with the sliding groove (21) in a sliding mode, a fixed clamp stub bar (6) is welded and installed on the upper portion of the front end of the clamp base (5), a plurality of trapezoidal anti-skidding clamping teeth (7) are uniformly formed in one side of the fixed clamp stub bar (6) and one side of the movable clamp stub bar (8), a telescopic sleeve (9) is correspondingly arranged on the other side of the movable clamp stub bar (8) up and down, a telescopic spring (11) is arranged inside the telescopic sleeve (9), one end of the telescopic spring (11) is welded with the movable clamp stub bar (8), an adjusting iron plate (10) is welded and installed at the other end of the telescopic spring (11), a through hole (12) is formed in the center of the adjusting iron plate (10), and an internal thread, through hole (12) meshing is connected with threaded rod (13), the one end and the removal of threaded rod (13) press from both sides stub bar (8) bearing connection, second connecting rod (15) are installed in the other end welding of threaded rod (13), the top of second connecting rod (15) is connected with handrail (14) through the bearing.

Images