CN210524507U

CN210524507U - Adjustable fixture for machining

Info

Publication number: CN210524507U
Application number: CN201921666824.7U
Authority: CN
Inventors: 史卫华; 李正羊
Original assignee: Huaian Vocational College of Information Technology
Current assignee: Huaian Vocational College of Information Technology
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-05-15
Anticipated expiration: 2029-10-08

Abstract

The utility model discloses an anchor clamps with adjustable machining is used, the on-line screen storage device comprises a base, the top central point department of base passes through bolt fixedly connected with brace table, the top embedding of brace table has the flexible glue pad, one side position department that the top of base is close to brace table passes through first support column of bolt fixedly connected with, second support column and third support column. This anchor clamps with adjustable machining is used, the chain through the formula of tightening up can be adjusted according to the diameter of tubulose work piece and tighten up, thereby be convenient for press from both sides the tubulose work piece of different diameters tight fixedly, improve the adjustability of anchor clamps, can guarantee the stability of tubulose work piece clamp after tight through ratchet's one-way rotation, improve the centre gripping fastness of anchor clamps, through first support column, second support column and third support column can support the side of tubulose work piece, guarantee the fastness that tubulose work piece is fixed, avoid appearing the problem of rocking.

Description

Adjustable fixture for machining

Technical Field

The utility model relates to a machining technical field specifically is an anchor clamps with adjustable machining is used.

Background

Machining refers to a process of changing the outer dimensions or properties of a workpiece by a mechanical device, and is classified into cutting and pressing according to differences in machining modes.

However, although the conventional machining requires fixing of the tubular workpiece, and the conventional fixing of the tubular workpiece is often performed by clamping with a jig in the horizontal direction, such a jig is troublesome to handle, and when the diameter of the tubular workpiece is large, a large force is required to perform clamping and fixing, and after the clamping of the tubular workpiece is completed, it is difficult to convey the tubular workpiece.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps with adjustable machining is used to it is difficult to the fixed tubular workpiece of great diameter to propose the anchor clamps that current machining used in the above-mentioned background art, and the operation is convenient enough and the problem that is difficult to carry behind the centre gripping.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable clamp for machining comprises a base, wherein a supporting table is fixedly connected to the center of the top of the base through a bolt, a soft rubber cushion is embedded into the top of the supporting table, a first supporting column, a second supporting column and a third supporting column are fixedly connected to one side of the top of the base, which is close to the supporting table, through a bolt, the first supporting column is located between the supporting table and the second supporting column, the second supporting column is located between the first supporting column and the third supporting column, balls are embedded into the top ends of the first supporting column, the second supporting column and the third supporting column, a contact plate is welded to the top of each ball, the top of the contact plate is rotatably connected with a smooth roller through a rotating shaft, a fixing piece is fixedly connected to one side of the top of the base, which is close to the third supporting column, through a fixing piece is fixedly connected to the position of the top of, the take-in wheel is wound on the outer wall of one side and is equipped with the chain, keep away from on the outer wall of one side of second support column on the third support column through bolt fixedly connected with ratchet gear support, it is connected with the ratchet gear to rotate through the pivot on the inner wall of one side of ratchet gear support, the welding of top position department that is close to ratchet gear support on the outer wall of one side of third support column has the backup pad, and rotates on the outer wall of one side of third support column and is connected with the kelly, the welding has the spring between kelly and the backup pad, the welding of below position department that is close to the kelly on the outer wall of one side of third support column has the limiting plate, tubular work piece has been placed to the.

Preferably, the chain is rotatably connected with the fixing piece through a rotating shaft.

Preferably, the number of the chains is two, and the two chains are symmetrically arranged at the top of the base.

Preferably, the heights of the first support column, the second support column and the third support column are gradually increased.

Preferably, the top of the contact plate is provided with a groove at a position close to the lower part of the smooth roller.

Preferably, the ratchet gear is in meshed connection with the chain.

Compared with the prior art, the beneficial effects of the utility model are that: this anchor clamps with adjustable machining is used, the chain through the formula of tightening up can be adjusted according to the diameter of tubulose work piece and tighten up, thereby be convenient for press from both sides the tubulose work piece of different diameters and press from both sides tightly fixed, the adjustability of anchor clamps is improved, can guarantee the stability of tubulose work piece clamp after tight through ratchet's one-way rotation, improve the centre gripping fastness of anchor clamps, through first support column, second support column and third support column can support the side of tubulose work piece, guarantee the fastness that the tubulose work piece is fixed, avoid appearing the problem of rocking, it promotes the unloading to be convenient for after the tubulose work piece processing through the smooth roller on the contact plate, improve the machining efficiency of tubulose work piece, the convenience of effectual improvement clamp operation, the clamping efficiency is.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the base structure of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a top view of the contact plate of the present invention;

fig. 5 is an enlarged view of the position a of the present invention.

In the figure: 1. a base; 2. a support table; 3. a soft rubber cushion; 4. a first support column; 5. a second support column; 6. a third support column; 7. a ball bearing; 8. a contact plate; 9. a smoothing roller; 10. a fixing member; 11. a storage wheel; 12. a chain; 13. a ratchet gear bracket; 14. a ratchet gear; 15. a support plate; 16. a spring; 17. a clamping rod; 18. a limiting plate; 19. a tubular workpiece.

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. 1-5, the present invention provides a technical solution: an adjustable clamp for machining comprises a base 1, a supporting table 2 is fixedly connected to the center of the top of the base 1 through a bolt, a soft rubber cushion 3 is embedded into the top of the supporting table 2, a first supporting column 4, a second supporting column 5 and a third supporting column 6 are fixedly connected to one side of the top of the base 1, which is close to the supporting table 2, through a bolt, the first supporting column 4 is located between the supporting table 2 and the second supporting column 5, the second supporting column 5 is located between the first supporting column 4 and the third supporting column 6, balls 7 are embedded into the top ends of the first supporting column 4, the second supporting column 5 and the third supporting column 6, a contact plate 8 is welded to the top of each ball 7, the top of each contact plate 8 is rotatably connected with a smooth roller 9 through a rotating shaft, a fixing part 10 is fixedly connected to one side of the top of the base 1, a containing wheel 11 is rotatably connected to the inside of the base 1 through a rotating shaft, accomodate around being equipped with chain 12 on the outer wall of one side of wheel 11, keep away from on the third support column 6 one side outer wall of second support column 5 through bolt fixedly connected with ratchet gear support 13, it is connected with ratchet gear 14 to rotate through the pivot on one side inner wall of ratchet gear support 13, the welding of top position department that is close to ratchet gear support 13 on the outer wall of one side of third support column 6 has backup pad 15, and rotate on the outer wall of one side of third support column 6 and be connected with kelly 17, the welding has spring 16 between kelly 17 and the backup pad 15, the welding of below position department that is close to kelly 17 on the outer wall of one side of third support column 6 has limiting plate 18, tubular workpiece 19 has been placed to the below position department that the top of propping up supporting bench.

The utility model discloses in: the chain 12 is rotationally connected with the fixed part 10 through a rotating shaft; so that the chain 12 can rotate at multiple angles, thereby fixing the tubular workpiece 19.

The utility model discloses in: the number of the chains 12 is two, and the two chains 12 are symmetrically arranged at the top of the base 1; the tubular workpiece 19 is ensured to be fixed firmly.

The utility model discloses in: the heights of the first supporting column 4, the second supporting column 5 and the third supporting column 6 are gradually increased; facilitating lateral support of the tubular workpiece 19.

The utility model discloses in: a groove is formed in the position, close to the lower position of the smooth roller 9, of the top of the contact plate 8; the smooth roll 9 is convenient to store.

The utility model discloses in: the ratchet gear 14 is meshed with the chain 12; ensuring the stability of the movement of the chain 12.

The working principle is as follows: the base 1 is placed on a horizontal ground, the tubular workpiece 19 is placed on the soft rubber mat 3 on the support table 2, the side face of the tubular workpiece 19 is in contact with the contact plate 8, the balls 7 rotate at the top ends of the first support column 4, the second support column 5 and the third support column 6, so that the smooth roller 9 on the contact plate 8 is fully in contact with the tubular workpiece 19, the accommodating wheel 11 is rotated, the chain 12 is tightened after the accommodating wheel 11 rotates, the chain 12 is connected with the ratchet wheel 14 through meshing of the chain 12, the ratchet wheel 14 rotates in the accommodating and moving process of the chain 12, when the chain 12 is in contact with and extrudes the tubular workpiece 19, the tubular workpiece 19 is fixed, and the ratchet wheel 14 can only rotate in a single direction under the action of the clamping rod 17, so that the tightness of the tubular workpiece 19 is ensured.

In summary, the following steps: this anchor clamps with adjustable machining is used, chain 12 through the formula of tightening up can adjust according to the diameter of tubulose work piece 19 and tighten up, thereby be convenient for press from both sides the tubulose work piece 19 of different diameters and press from both sides fixedly, the adjustability of anchor clamps is improved, the stability after tubulose work piece 19 presss from both sides tightly can be guaranteed through ratchet 14's one-way rotation, the centre gripping fastness of anchor clamps is improved, through first support column 4, second support column 5 and third support column 6 can support the side of tubulose work piece 19, guarantee the fastness that tubulose work piece 19 is fixed, avoid appearing rocking problem, it promotes the unloading to be convenient for after tubulose work piece 19 processing through smooth roller 9 on the contact plate 8, the machining efficiency of tubulose work piece 19 is improved, the convenience of effectual improvement clamp operation, the centre gripping efficiency is improved.

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 electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an anchor clamps with adjustable machining is used, includes base (1), its characterized in that: the top center position department of base (1) has a supporting bench (2) through bolt fixedly connected with, the top embedding of supporting bench (2) has soft cushion (3), one side position department that the top of base (1) is close to supporting bench (2) has first support column (4), second support column (5) and third support column (6) through bolt fixedly connected with, first support column (4) are located between supporting bench (2) and second support column (5), second support column (5) are located between first support column (4) and third support column (6), the top of first support column (4), second support column (5) and third support column (6) all is embedded with ball (7), the top welding of ball (7) has contact plate (8), the top of contact plate (8) is connected with smooth roller (9) through the pivot rotation, the top of the base (1) is close to one side of the third supporting column (6) and is fixedly connected with a fixing part (10) through a bolt, the inside of the base (1) is rotatably connected with a containing wheel (11) through a rotating shaft, a chain (12) is wound on the outer wall of one side of the containing wheel (11), the outer wall of one side of the third supporting column (6) far away from the second supporting column (5) is fixedly connected with a ratchet gear support (13) through a bolt, the inner wall of one side of the ratchet gear support (13) is rotatably connected with a ratchet gear (14) through a rotating shaft, a supporting plate (15) is welded at the position, close to the upper part of the ratchet gear support (13), on the outer wall of one side of the third supporting column (6), a clamping rod (17) is rotatably connected on the outer wall of one side of the third supporting column (6), and a spring (16) is welded, limiting plates (18) are welded at positions, close to the lower portion of the clamping rod (17), on the outer wall of one side of the third supporting column (6), and tubular workpieces (19) are placed at positions, close to the lower portion of the chain (12), above the supporting table (2).

2. The adjustable clamp for machining according to claim 1, wherein: the chain (12) is rotationally connected with the fixing piece (10) through a rotating shaft.

3. The adjustable clamp for machining according to claim 1, wherein: the two chains (12) are arranged on the base (1) symmetrically.

4. The adjustable clamp for machining according to claim 1, wherein: the heights of the first supporting column (4), the second supporting column (5) and the third supporting column (6) are gradually increased.

5. The adjustable clamp for machining according to claim 1, wherein: the top of the contact plate (8) is provided with a groove at the position close to the lower part of the smooth roller (9).

6. The adjustable clamp for machining according to claim 1, wherein: the ratchet gear (14) is in meshed connection with the chain (12).