CN217751096U

CN217751096U - Workpiece clamping mechanism

Info

Publication number: CN217751096U
Application number: CN202221331293.8U
Authority: CN
Inventors: 吴南波; 葛秀安
Original assignee: Full Pepper Blueprint Casting Co ltd
Current assignee: Full Pepper Blueprint Casting Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-11-08
Anticipated expiration: 2032-05-30

Abstract

The utility model discloses a work piece fixture relates to work piece centre gripping technical field, including disc and the clamping structure of setting on the disc, still include: the adjusting structure comprises a base arranged at the bottom end of the disc, a lifting structure is arranged between the base and the disc, a pedal is vertically inserted into the base in a sliding mode, a worm is rotatably arranged on the base, two sides of the worm are coaxially and fixedly connected with first gears, one end, close to the lifting structure, of the pedal is rotatably connected with an inserting strip which is inserted into a first gear groove in a plugging mode, and a spring piece is fixedly connected between the bottom end of the inserting strip and the vertical surface of the pedal; the lifting structure comprises a second supporting rod which is rotatably arranged on the base. The utility model discloses an adjust the structure and make things convenient for the staff to utilize the foot to rotate the work piece when sitting for thereby can rotate the convenient processing to the work piece when both hands all hold the machining tool.

Description

Workpiece clamping mechanism

Technical Field

The utility model relates to a work piece centre gripping technical field, concretely relates to work piece fixture.

Background

In the process of processing a workpiece, the workpiece is usually required to be clamped, so that the processing operation of workers is facilitated;

when carrying out centre gripping processing's in-process to cylindrical work piece, if welding, the staff needs handheld face guard, another handheld welder, then during processing technology such as polishing, cutting, the staff needs both hands to hold the machining tool simultaneously, or one is holding the machining tool and another is holding positioning tool etc. and processing often also needs to be processed in cylindrical work piece's circumference, at this moment need rotate cylindrical work piece, but when the staff is holding the tool by both hands, rotate the work piece again and need put down earlier the instrument and open the hand and adjust, lead to more troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a work piece fixture to solve the above-mentioned weak point among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a work piece fixture, includes the disc and sets up the clamping structure on the disc, still includes: the adjusting structure comprises a base arranged at the bottom end of the disc, a lifting structure is arranged between the base and the disc, a pedal is vertically inserted into the base in a sliding mode, a worm is rotatably arranged on the base, the two sides of the worm are coaxially and fixedly connected with a first gear, one end, close to the lifting structure, of the pedal is rotatably connected with an inserting strip which is inserted into a first gear groove in a rotating mode, and a spring sheet is fixedly connected between the bottom end of the inserting strip and the vertical surface of the pedal; the lifting structure comprises a second supporting rod rotatably mounted on the base, and a second gear meshed with the worm is fixedly connected to the second supporting rod.

Preferably, the clamping structure comprises a screw rod rotatably installed in the disc, opposite thread grooves are respectively formed in two ends of the screw rod, and clamping blocks slidably installed on the disc are respectively sleeved on two ends of the screw rod in a threaded manner.

Preferably, the lifting structure further comprises a first support rod fixedly connected with the bottom end of the disc, an insertion rod inserted into a second support rod is fixedly connected with one end, far away from the disc, of the first support rod, and a screw abutted against the insertion rod is inserted into a thread on the second support rod.

Preferably, the base is rotatably provided with a rotating rod, one end of the rotating rod, which is close to the second supporting rod, is fixedly connected with a butt plate, and the surface of the butt plate, which is close to the second supporting rod, is fixedly connected with a silica gel pad.

Preferably, springs are fixedly connected between the bottom ends of the pedal and the rotating rod and the base.

Preferably, one end of the pedal, which is far away from the worm, is fixedly connected with a limiting plate with an L-shaped section, and a limiting groove matched with the limiting plate is formed in the base.

In the technical scheme, the utility model provides a work piece fixture possesses following beneficial effect: but through the cylindrical work piece of centre gripping structure centre gripping, when needs add man-hour to cylindrical work piece surface week, the accessible is stepped on the footboard downwards, the footboard will drive the cutting and move down this moment, because the cutting transversely sets up on the vertical surface of footboard, and the cutting bottom and the footboard that transversely place rotate, the one end surface that the cutting is close to the footboard will support on the footboard thereby make the cutting unable upwards rotate, when the cutting is driven the downstream by the footboard, the cutting stretches into the one end inside first gear tooth's socket will drive first gear through the tooth's socket and rotate, at this moment first gear will drive the worm and rotate, and the worm will drive second gear revolve, thereby drive the second bracing piece and rotate, at this moment the second bracing piece will drive the disc through elevation structure and rotate, make the work piece of centre gripping on the disc rotate, and after the footboard is stepped on certain distance downwards, upwards mentions again, at this moment the cutting on the footboard will support on first gear, and because the bottom and the footboard of cutting and the footboard rotate, at this moment, therefore the cutting can be rotated downwards, from not influencing the footboard, and to the height and convenient staff who steps on the time to use when the work piece is convenient to adjust the work piece and can utilize the work piece to rotate, thereby the work piece to process the convenient use the instrument to rotate when the hand to two times.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic view of a part of the structure of fig. 1 according to an embodiment of the present invention;

fig. 3 is a schematic view of a part of the structure of the base according to the embodiment of the present invention;

fig. 4 is a schematic view of a part of an adjusting structure provided by an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a position a of fig. 4 according to an embodiment of the present invention.

Description of the reference numerals:

1. a disc; 2. a clamping structure; 21. a clamping block; 22. a screw; 3. a lifting structure; 31. a first support bar; 311. inserting a rod; 32. a second support bar; 33. a screw; 4. an adjustment structure; 41. a base; 411. a limiting groove; 42. a rotating rod; 421. a butt joint plate; 43. a limiting plate; 44. a pedal; 45. a worm; 46. cutting; 47. a spring plate; 48. a first gear; 49. a second gear.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

Referring to fig. 1-5, a workpiece clamping mechanism, as a further proposed technical solution of the present invention, includes a disk 1 and a clamping structure 2 disposed on the disk 1, and further includes: the adjusting structure 4 comprises a base 41 arranged at the bottom end of the disc 1, a lifting structure 3 is arranged between the base 41 and the disc 1, a pedal 44 is vertically inserted on the base 41 in a sliding manner, a worm 45 is rotatably arranged on the base 41, first gears 48 are coaxially and fixedly connected to two sides of the worm 45, an inserting strip 46 inserted into a tooth groove of the first gear 48 is rotatably connected to one end, close to the lifting structure 3, of the pedal 44, and an elastic sheet 47 is fixedly connected between the bottom end of the inserting strip 46 and the vertical surface of the pedal 44; the lifting structure 3 comprises a second support bar 32 rotatably mounted on the base 41, and a second gear 49 engaged with the worm 45 is fixedly connected to the second support bar 32.

Specifically, the clamping structure 2 comprises a screw rod 22 rotatably installed in the disc 1, two ends of the screw rod 22 are respectively provided with thread grooves in opposite directions, and two ends of the screw rod 22 are respectively sleeved with clamping blocks 21 which are slidably installed with the disc 1 in a threaded manner; the cylindrical workpiece is placed between the two clamping blocks 21, and then the screw 22 is screwed, at which time the clamping blocks 21 at both ends of the screw 22 are moved toward or away from each other by the screw grooves, and at which time the two clamping blocks 21 are allowed to clamp or unclamp the cylindrical workpiece.

Specifically, the lifting structure 3 further comprises a first support rod 31 fixedly connected with the bottom end of the disc 1, one end of the first support rod 31 far away from the disc 1 is fixedly connected with an insertion rod 311 inserted with a second support rod 32, and a screw 33 abutted against the insertion rod 311 is inserted in the second support rod 32 through a thread; the inserted bar 311 is driven to slide in the second support bar 32 by sliding the first support bar 31, so as to adjust the height of the disc 1, and after the height of the disc 1 is adjusted, the screw 33 is screwed down to abut against the inserted bar 311, so as to limit the movement between the first support bar 31 and the second support bar 32.

Specifically, a rotating rod 42 is rotatably mounted on the base 41, one end of the rotating rod 42 close to the second support rod 32 is fixedly connected with a butt plate 421, and the surface of the butt plate 421 close to the second support rod 32 is fixedly connected with a silica gel pad; step on down the bull stick 42 and make it drive butt joint board 421 and rotate towards the direction of second bracing piece 32, until the silica gel pad butt on butt joint board 421 on second bracing piece 32 to the frictional force through the silica gel pad is conveniently spacing to second bracing piece 32 and is avoided its rotation easily, conveniently processes the work piece.

Specifically, springs are fixedly connected between the bottoms of the pedal 44 and the rotating rod 42 and the base 41; when the pedal 44 is released, the spring at the bottom end of the pedal 44 will return to deform and push the pedal 44 upward to move, so that the pedal 44 is reset to facilitate the next step, and when the rotating rod 42 is released, the spring at the bottom end of the rotating rod 42 will also return to deform and push the rotating rod 42 upward to drive the abutting plate 421 to move away from the second supporting rod 32.

Specifically, one end of the pedal 44, which is far away from the worm 45, is fixedly connected with a limiting plate 43 with an L-shaped cross section, and a limiting groove 411 matched with the limiting plate 43 is formed in the base 41; the short arm end of the limiting plate 43 is arranged in the limiting groove 411, the size of the upper opening end of the limiting groove 411 is matched with the thickness size of the long arm end of the limiting plate 43, when the pedal 44 is pushed by the spring at the bottom end to move upwards, the limiting plate 43 is hooked in the limiting groove 411, and therefore the pedal 44 is prevented from being pushed upwards by too high distance.

Certain exemplary embodiments of the present invention have been described above by way of illustration only, and it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive on the scope of the appended claims.

Claims

1. The utility model provides a work piece fixture which characterized in that includes disc (1) and clamping structure (2) of setting on disc (1), still includes:

the adjusting structure (4) comprises a base (41) arranged at the bottom end of the disc (1), a lifting structure (3) is installed between the base (41) and the disc (1), a pedal (44) is vertically inserted into the base (41) in a sliding mode, a worm (45) is installed on the base (41) in a rotating mode, first gears (48) are coaxially and fixedly connected to two sides of the worm (45), one end, close to the lifting structure (3), of the pedal (44) is connected with an inserting strip (46) in a rotating mode and is connected with a tooth groove of the first gear (48) in a rotating mode, and an elastic piece (47) is fixedly connected between the bottom end of the inserting strip (46) and the vertical surface of the pedal (44);

the lifting structure (3) comprises a second supporting rod (32) which is rotatably arranged on the base (41), and a second gear (49) which is meshed with the worm (45) is fixedly connected to the second supporting rod (32).

2. The workpiece clamping mechanism as recited in claim 1, wherein the clamping structure (2) comprises a screw (22) rotatably mounted in the disc (1), opposite thread grooves are respectively formed at two ends of the screw (22), and clamping blocks (21) slidably mounted with the disc (1) are respectively sleeved at two ends of the screw (22) in a threaded manner.

3. The workpiece clamping mechanism according to claim 1, wherein the lifting structure (3) further comprises a first supporting rod (31) fixedly connected with the bottom end of the disc (1), one end of the first supporting rod (31) far away from the disc (1) is fixedly connected with an inserting rod (311) inserted with a second supporting rod (32), and a screw (33) abutted against the inserting rod (311) is inserted in the second supporting rod (32) in a threaded manner.

4. The workpiece clamping mechanism according to claim 1, wherein a rotating rod (42) is rotatably mounted on the base (41), an abutting plate (421) is fixedly connected to one end of the rotating rod (42) close to the second support rod (32), and a silica gel pad is fixedly connected to the surface of the abutting plate (421) close to the second support rod (32).

5. A workpiece clamping mechanism as claimed in claim 4 characterised in that springs are fixedly connected between the foot plate (44) and the lower end of the rotary rod (42) and the base (41).

6. The workpiece clamping mechanism as recited in claim 1, wherein a limiting plate (43) having an L-shaped cross section is fixedly connected to one end of the pedal (44) away from the worm (45), and a limiting groove (411) engaged with the limiting plate (43) is formed in the base (41).