CN216371148U

CN216371148U - Clamping equipment for precision machining

Info

Publication number: CN216371148U
Application number: CN202122711420.9U
Authority: CN
Inventors: 翟永彬
Original assignee: Hebei Jincheng Jianye Environmental Protection Technology Co ltd
Current assignee: Hebei Jincheng Jianye Environmental Protection Technology Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-26
Anticipated expiration: 2031-11-08

Abstract

The utility model relates to the technical field of precision machining, and discloses clamping equipment for precision machining, which comprises an outer shell, wherein a buffering carrier mechanism is slidably installed at the top of the outer shell, sliding clamping mechanisms are slidably installed at the left end and the right end inside the outer shell, and clamping plate adjusting mechanisms are slidably installed at the left end and the right end of the outer shell. The sliding clamping mechanism comprises a motor, the motor is fixedly installed at the left end and the right end of the inside of the outer shell, a first threaded shaft is installed at the right end of the motor in a rotating mode, a supporting plate is fixedly installed at the right end of the first threaded shaft, and a first sliding groove is formed in the inner wall of the bottom of the outer shell. This precision clamping equipment for machining drives first threaded shaft through the motor and rotates, makes first threaded shaft drive the slip table and slides, makes the slip table drive the grip block and slides to the inboard, makes the grip block press from both sides the work piece tightly to the effect that can adjust the grip block position according to the work piece size has been reached.

Description

Clamping equipment for precision machining

Technical Field

The utility model relates to the technical field of precision machining, in particular to clamping equipment for precision machining.

Background

Precision machining is a process of changing the physical dimensions or properties of a workpiece by a machining machine. Cold working and hot working are classified according to the temperature state of the workpiece to be machined. The difference in the cold working according to the working method can be divided into cutting working and pressing working. The hot working is usually heat treatment, forging, casting and welding.

Among the prior art, the centre gripping equipment function is single, can only fix the accessory of single specification mostly, and the mesa of placing precision instrument accessory does not have buffer function moreover, directly puts precision instrument accessory above that leads to the accessory very easily and places the mesa and produce the collision, leads to the accessory impaired, consequently needs to change a precision machining and solves above-mentioned problem with centre gripping equipment.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a clamping apparatus for precision machining, which solves the above problems of the related art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a precision clamping equipment for machining, includes the shell body, and the top slidable mounting of shell body has buffering carrier mechanism, both ends slidable mounting has slip clamping mechanism about the inside of shell body, both ends slidable mounting has splint guiding mechanism about the shell body.

The sliding clamping mechanism comprises a motor, the motor is fixedly installed at the left end and the right end of the inside of the outer shell, a first threaded shaft is installed at the right end of the motor in a rotating mode, a supporting plate is fixedly installed at the right end of the first threaded shaft, and a first sliding groove is formed in the inner wall of the bottom of the outer shell.

Preferably, buffering carrier mechanism includes the connecting plate, connecting plate slidable mounting is at the top of shell body, the connecting plate is total three, and three logical grooves have been seted up at the top of shell body and have been cooperateed with the connecting plate, the top fixed mounting of connecting plate has the blowing board, the bottom slidable mounting of blowing board has spacing axle, makes the blowing board move the connecting plate and slide at the top of shell body, carries on spacingly to the blowing board simultaneously.

Preferably, the through hole is formed in the middle position of the top of the outer shell, the limiting shaft penetrates through the through hole, the bottom of the limiting shaft is slidably mounted with the bottom plate, and the fixing spring is fixedly mounted between the bottom of the bottom plate and the inner wall of the bottom of the outer shell, so that the limiting shaft drives the bottom plate to slide, and the fixing spring is pressed by the bottom plate.

Preferably, the bottom fixed mounting of blowing board has last articulated seat, the bottom hinge of going up articulated seat articulates there is first bull stick, the top fixed mounting of shell body has articulated seat down, the top hinge of articulated seat articulates there is the second bull stick down, the one end that articulated seat was kept away from down to first bull stick is articulated with the one end hinge that articulated seat was kept away from down to the second bull stick, through first bull stick and the cooperation of second bull stick, prevents that the blowing board from descending excessively.

Preferably, the clamping plate adjusting mechanism comprises a sliding table, the sliding table is slidably mounted in a first sliding groove, a threaded hole is formed in the mounting position of the sliding table and the first threaded shaft, the sliding table is in threaded mounting with the first threaded shaft, a second sliding groove is formed in the inner side of the sliding table, a second threaded shaft is rotatably mounted in the second sliding groove, a sliding plate is slidably mounted in the inner side of the second sliding groove, the sliding table slides to the inner side, and workpieces on the discharging plate are clamped tightly.

Preferably, the top of the left side of the sliding plate is provided with a threaded hole, so that the sliding plate is in threaded installation with the second threaded shaft, the inner side end face of the sliding plate is fixedly provided with a clamping plate, the clamping end face of the clamping plate is provided with patterns, the top of the second threaded shaft is rotatably provided with a hand wheel, the second threaded shaft is driven to rotate through the hand wheel, so that the second threaded shaft is driven to slide up and down, the height of the clamping plate is adjusted, and meanwhile, friction force is increased through the patterns on the clamping plate, so that a workpiece is prevented from sliding.

Preferably, the right end of the first threaded shaft and the end, far away from the hand wheel, of the second threaded shaft are fixedly provided with a rotating seat, and the rotating seats are fixedly arranged on the left side of the supporting plate and the bottom of the second sliding groove respectively, so that the first threaded shaft and the second threaded shaft can rotate conveniently.

Compared with the prior art, the utility model provides clamping equipment for precision machining, which has the following beneficial effects:

1. this precision clamping equipment for machining through placing the work piece on the blowing board, the blowing board is pressed to the work piece, makes the blowing board press the bottom plate through spacing axle, makes the bottom plate press and moves fixed spring and cushion, and the blowing board drives the connecting plate gliding simultaneously, makes the connecting plate carry on spacingly to the bottom plate, prevents that the bottom plate from taking place the skew to reached and cushioned the work piece, prevented the effect of colliding with.

2. This precision clamping equipment for machining, through rotating the hand wheel, make the hand wheel drive second screw thread axle and rotate, second screw thread axle drives the sliding plate and slides, make the sliding plate drive the grip block motion, make the position of grip block laminate mutually with the work piece, the motor drives first screw thread axle afterwards and rotates, make first screw thread axle drive the slip table and slide, make the slip table drive the grip block and slide to the inboard, make the grip block press from both sides the work piece tightly to the effect that can adjust the grip block position according to the work piece size has been reached.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor:

FIG. 1 is a schematic view of the external structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the front structure of the present invention;

FIG. 3 is a schematic sectional view of the front structure of the buffering carrier mechanism according to the present invention;

FIG. 4 is a schematic view of an external structure of the clamping plate according to the present invention.

In the figure: 1. an outer housing; 2. a buffer carriage mechanism; 21. a connecting plate; 22. a material placing plate; 23. a base plate; 24. fixing the spring; 25. an upper hinge base; 251. a first rotating lever; 26. a lower hinge base; 261. a second rotating rod; 27. a limiting shaft; 3. a sliding clamping mechanism; 31. a motor; 32. a first threaded shaft; 33. a first chute; 34. a support plate; 4. a splint adjusting mechanism; 41. a sliding table; 42. a second chute; 43. a second threaded shaft; 44. a sliding plate; 45. a clamping plate; 46. a handwheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a precision clamping equipment for machining, includes shell body 1, and shell body 1's top slidable mounting has buffering carrier mechanism 2, and both ends slidable mounting has slip clamping mechanism 3 about shell body 1's inside, and both ends slidable mounting has splint guiding mechanism 4 about shell body 1.

Slide clamping mechanism 3 includes motor 31, and both ends about motor 31 fixed mounting is in the inside of shell body 1, and the right-hand member of motor 31 rotates and installs first threaded shaft 32, and the right-hand member fixed mounting of first threaded shaft 32 has a backup pad 34, has seted up first spout 33 on the inner wall of shell body 1 bottom.

The buffering carrier mechanism 2 comprises a connecting plate 21, the connecting plate 21 is slidably mounted on the top of the outer shell 1, the connecting plate 21 has three pieces, the top of the outer shell 1 is provided with three through grooves matched with the connecting plate 21, the top of the connecting plate 21 is fixedly provided with a material placing plate 22, the bottom of the material placing plate 22 is slidably provided with a limiting shaft 27, the material placing plate 22 drives the connecting plate 21 to slide on the top of the outer shell 1, the material placing plate 22 is limited at the same time, a through hole is formed in the middle position of the top of the outer shell 1, the limiting shaft 27 penetrates through the through hole, the bottom of the limiting shaft 27 is slidably provided with a bottom plate 23, a fixing spring 24 is fixedly mounted between the bottom of the bottom plate 23 and the inner wall of the bottom of the outer shell 1, the limiting shaft 27 drives the bottom plate 23 to slide, the bottom plate 23 presses the fixing spring 24, the bottom of the material placing plate 22 is fixedly provided with an upper hinge seat 25, and the bottom hinge of the upper hinge seat 25 is hinged with a first rotating rod 251, the top fixed mounting of shell body 1 has articulated seat 26 down, and the top hinge of articulated seat 26 has second bull stick 261 down, and the one end that articulated seat 26 was kept away from down to first bull stick 251 and second bull stick 261 are kept away from to the one end hinge of articulated seat 26, through the cooperation of first bull stick 251 with second bull stick 261, prevents that flitch 22 descends excessively.

The clamping plate adjusting mechanism 4 comprises a sliding table 41, the sliding table 41 is slidably mounted in the first sliding chute 33, a threaded hole is formed in a mounting position of the sliding table 41 and the first threaded shaft 32, the sliding table 41 is in threaded mounting with the first threaded shaft 32, a second sliding chute 42 is formed in the inner side of the sliding table 41, a second threaded shaft 43 is rotatably mounted in the second sliding chute 42, a sliding plate 44 is slidably mounted in the second sliding chute 42, the sliding table 41 slides inwards to clamp a workpiece on the material placing plate 22, a threaded hole is formed in the top of the left side of the sliding plate 44, the sliding plate 44 is in threaded mounting with the second threaded shaft 43, a clamping plate 45 is fixedly mounted on the inner side end face of the sliding plate 44, a pattern is arranged on the clamping end face of the clamping plate 45, a hand wheel 46 is rotatably mounted on the top of the second threaded shaft 43, the hand wheel 46 drives the second threaded shaft 43 to rotate so as to drive the sliding plate 44 to slide up and down, the height of the clamping plate 45 is adjusted, meanwhile, friction force is increased through patterns on the clamping plate 45, the workpiece is prevented from sliding, a rotating seat is fixedly mounted at the right end of the first threaded shaft 32 and at the end, far away from the hand wheel 46, of the second threaded shaft 43, and the rotating seat is fixedly mounted on the left side of the supporting plate 34 and the bottom of the second sliding groove 42 respectively, so that the first threaded shaft 32 and the second threaded shaft 43 can rotate conveniently.

In practical operation, when the device is used, a workpiece is placed on the material placing plate 22, the material placing plate 22 is pressed by the workpiece to slide the material placing plate 22 downwards, the material placing plate 22 drives the limiting shaft 27 to slide downwards, the limiting shaft 27 drives the bottom plate 23 to slide downwards, the bottom plate 23 presses the fixing spring 24, the fixing spring 24 is used for buffering and damping, the material placing plate 22 drives the connecting plate 21 to move downwards, the connecting plate 21 is sleeved on the outer side of the bottom plate 23 to prevent the position of the bottom plate 23 from deviating, the hand wheel 46 is rotated to drive the second threaded shaft 43 to rotate, the second threaded shaft 43 drives the sliding plate 44 to slide in the second chute 42, the sliding plate 44 drives the clamping plate 45 to move, the position of the clamping plate 45 is kept horizontal to the workpiece, and then the first threaded shaft 32 is driven by the motor 31 to rotate, so that the first threaded shaft 32 drives the sliding table 41 to slide in the first chute 33, the slide table 41 is made to slide the clamp plate 45 inward, and the clamp plate 45 is made to clamp the workpiece.

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. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a centre gripping equipment for precision machining, includes shell body (1), its characterized in that: the top of the outer shell (1) is provided with a buffering carrier mechanism (2) in a sliding manner, the left end and the right end inside the outer shell (1) are provided with a sliding clamping mechanism (3) in a sliding manner, and the left end and the right end of the outer shell (1) are provided with a clamping plate adjusting mechanism (4) in a sliding manner;

slide clamping mechanism (3) include motor (31), both ends about motor (31) fixed mounting is in the inside of shell body (1), the right-hand member of motor (31) rotates and installs first screw shaft (32), the right-hand member fixed mounting of first screw shaft (32) has backup pad (34), first spout (33) have been seted up on shell body (1) bottom inner wall, buffering carrier mechanism (2) are including connecting plate (21), connecting plate (21) slidable mounting is at the top of shell body (1), three total, three logical grooves have been seted up at the top of shell body (1) and have been cooperateed with connecting plate (21), the top fixed mounting of connecting plate (21) has blowing board (22), the bottom slidable mounting of blowing board (22) has spacing axle (27).

2. A holding apparatus for precision machining according to claim 1, characterized in that: the through-hole has been seted up to shell body (1) top intermediate position, and spacing axle (27) pass the through-hole, the bottom slidable mounting of spacing axle (27) has bottom plate (23), fixed mounting has fixed spring (24) between the bottom of bottom plate (23) and shell body (1) bottom inner wall.

3. A holding apparatus for precision machining according to claim 2, characterized in that: the bottom fixed mounting of blowing board (22) has last articulated seat (25), the bottom hinge of going up articulated seat (25) articulates there is first bull stick (251), the top fixed mounting of shell body (1) has articulated seat (26) down, the top hinge of articulated seat (26) has second bull stick (261) down, the one end of articulated seat (26) is kept away from down with second bull stick (261) to the one end hinge of first bull stick (251) keeping away from articulated seat (25) down.

4. A holding apparatus for precision machining according to claim 1, characterized in that: the clamping plate adjusting mechanism (4) comprises a sliding table (41), the sliding table (41) is slidably mounted in a first sliding groove (33), a threaded hole is formed in the mounting position of the sliding table (41) and a first threaded shaft (32), the sliding table (41) and the first threaded shaft (32) are in threaded mounting, a second sliding groove (42) is formed in the inner side of the sliding table (41), a second threaded shaft (43) is mounted in the second sliding groove (42) in a rotating mode, and a sliding plate (44) is slidably mounted in the inner side of the second sliding groove (42).

5. The clamping apparatus for precision machining according to claim 4, characterized in that: the top of the left side of the sliding plate (44) is provided with a threaded hole, so that the sliding plate (44) and the second threaded shaft (43) are in threaded installation, the end face of the inner side of the sliding plate (44) is fixedly provided with a clamping plate (45), the clamping end face of the clamping plate (45) is provided with patterns, and the top of the second threaded shaft (43) is rotatably provided with a hand wheel (46).

6. The clamping apparatus for precision machining according to claim 5, characterized in that: the right end of the first threaded shaft (32) and one end, far away from the hand wheel (46), of the second threaded shaft (43) are fixedly provided with rotating seats, and the rotating seats are fixedly arranged on the left side of the supporting plate (34) and the bottom of the second sliding groove (42) respectively.