CN111958280A

CN111958280A - Special-shaped part machining of tobacco machinery is with pressing from both sides dress utensil

Info

Publication number: CN111958280A
Application number: CN202010844526.3A
Authority: CN
Inventors: 林丽; 李小兵
Original assignee: Hunan Baoman Science And Technology Development Co ltd
Current assignee: Hunan Baoman Science And Technology Development Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2020-11-20

Abstract

The invention discloses a clamping and assembling tool for processing a special-shaped part of tobacco machinery, wherein the special-shaped part comprises a connecting rod and a connecting plate connected with the connecting rod; the clamping assembly comprises a base and a clamping block arranged on the base, one end of the clamping block is hinged to the base, the other end of the clamping block is abutted to the end of one end of the connecting rod, the clamping block and the workbench are matched to clamp the connecting plate on the workbench, a clamping groove is formed in the clamping block, and the other end of the connecting rod is clamped in the clamping groove. The invention can adjust the compression degree of the compression rod by screwing the compression rod, and ensure that the special-shaped part is not damaged by the compression rod and the special-shaped part is compressed on the workbench.

Description

Special-shaped part machining of tobacco machinery is with pressing from both sides dress utensil

Technical Field

The invention relates to the technical field of tobacco machinery processing, in particular to a clamping and installing tool for processing special-shaped parts of tobacco machinery.

Background

In the machining process of tobacco mechanical parts, some different-shaped parts are often encountered, and a simple clamp cannot stably clamp the different-shaped parts, so that stable machining is carried out.

If the material of different sex part is aluminium alloy, aluminium alloy's material is comparatively soft, and in the course of working, common anchor clamps press from both sides different sex part tightly, if the clamp force is too big, to such part, cause the damage easily, and the thickness of general different sex part etc. is all less, and in the course of working, the different sex part that toughness is good is pressed from both sides by the anchor clamps easily and is buckled, and toughness is not enough even the clamp is broken, causes unnecessary loss.

Disclosure of Invention

The invention mainly aims to provide a clamping tool for processing special-shaped parts of tobacco machinery, and aims to solve the problem that in the prior art, in the processing process of special-shaped parts of the tobacco machinery, the special-shaped parts are damaged due to too large clamping force of the clamping tool.

In order to achieve the above object, the present invention provides a clamping fixture for machining a special-shaped part of a tobacco machine, wherein the special-shaped part comprises a connecting rod and a connecting plate connected with the connecting rod, the connecting plate is provided with a through hole, and the clamping fixture for machining the special-shaped part of the tobacco machine comprises:

a work table;

the pressing assembly comprises an installation seat, a pressing rod and a limiting block, the installation seat is installed on the workbench, one end of the pressing rod is used for pressing the connecting rod onto the connecting plate, the other end of the pressing rod is in threaded connection with the limiting block, and the limiting block is hinged to the installation seat;

the clamping assembly comprises a base and a clamping block arranged on the base, the base is arranged on the workbench, one end of the clamping block is hinged with the base, the other end of the clamping block is abutted against the end of one end of the connecting rod, and the clamping block is matched with the workbench to clamp the connecting plate on the workbench,

the clamping block is installed on the workbench, a clamping groove is formed in the clamping block, and the other end of the connecting rod is clamped in the clamping groove.

Preferably, the workbench is provided with a holding groove, the connecting plate is held in the holding groove, and the edge of the connecting plate is tightly abutted to the groove wall of the holding groove.

Preferably, the workbench is provided with a positioning protrusion, the through hole is sleeved on the positioning protrusion, and the positioning protrusion is arranged in the accommodating groove.

Preferably, the compressing assembly further comprises a limiting wedge, and the lower end of the limiting wedge is abutted to one end, far away from the compression bar, of the limiting block.

Preferably, the compressing assembly further comprises a pressing arm, one end of the pressing arm is rotatably connected with the mounting seat, and the pressing arm extrudes one end, far away from the limiting block, of the limiting wedge.

Preferably, the clamping block comprises a clamping portion, a hinge portion and a handheld portion arranged at a right angle to the clamping portion, the clamping portion is matched with the workbench to clamp the connecting plate on the workbench, and the hinge portion is hinged to the base.

Preferably, one end of the clamping portion abuts against the end of one end of the connecting rod, the other end of the clamping portion is connected with the hinged portion, a protruding portion is convexly arranged at one end, close to the connecting rod, of the clamping portion towards one surface of the workbench, and the protruding portion is matched with the workbench to clamp the connecting plate on the workbench.

Preferably, two ends of the clamping groove are open, and the side wall surface of the connecting rod is tightly attached to the groove wall of the clamping groove.

In the processing process of the clamping and assembling tool for processing the special-shaped parts of the tobacco machinery, firstly, the connecting plate is pressed on the workbench through the pressing block, then, one end of the connecting rod is clamped in the clamping groove, then, the limiting block is rotated to drive the pressing rod to press the connecting rod on the connecting plate, finally, the hinged position of the limiting block and the mounting seat is fixed, so that the position of the pressing rod is fixed, and then, a worker welds the connecting rod on the connecting plate to complete the processing of the special-shaped parts. The pressing rod of the clamping device for processing the special-shaped parts of the tobacco machinery is in threaded connection with the limiting block, the pressing degree of the pressing rod can be adjusted by screwing the pressing rod, and the special-shaped parts are pressed on the workbench while the pressing rod is prevented from damaging the special-shaped parts.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 structures shown in the drawings without creative efforts.

FIG. 1 is a schematic perspective view of a clamping fixture for machining a profile part of a tobacco machine according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of a special-shaped part of a clamping fixture for machining a special-shaped part of a tobacco machine according to an embodiment of the present invention

FIG. 3 is a perspective view of a pressing member of a clamping device for machining a profile part of a tobacco machine according to an embodiment of the present invention;

fig. 4 is a perspective view of a clamp block of the clamping device for machining a profile part of a tobacco machine according to an embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Special-shaped part	31	Clamping block
1	Working table	311	Clamping part
				11	Positioning projection	312	Hand-held part
12	Accommodating tank	313	Hinge part
				2	Hold down subassembly	314	Projecting part
21	Mounting seat	32	Base seat
				22	Pressure lever	4	Clamping block
23	Limiting block	41	Clamping groove
				24	Limit wedge	101	Connecting rod
25	Pressure arm	102	Connecting plate
				3	Clamping assembly	103	Through hole

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

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.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides a clamping and assembling tool for processing special-shaped parts of tobacco machinery.

As shown in fig. 1 to 3, in this embodiment, the special-shaped part 100 includes a connecting rod 101 and a connecting plate 102 connected to the connecting rod 101, the connecting plate 102 is provided with a through hole 103, the clamping assembly for processing the special-shaped part 100 of the tobacco machinery includes a workbench 1, a pressing assembly 2, a clamping assembly 3 and a clamping block 4, the pressing assembly 2 includes a mounting seat 21, a pressing rod 22 and a limiting block 23, the mounting seat 21 is mounted on the workbench 1, one end of the pressing rod 22 is used for pressing the connecting rod 101 onto the connecting plate 102, the other end of the pressing rod 22 is in threaded connection with the limiting block 23, and the limiting block 23 is hinged to the mounting seat 21; the clamping assembly 3 comprises a base 32 and a clamping block 31 installed on the base 32, the base 32 is installed on the workbench 1, one end of the clamping block 31 is hinged to the base 32, the other end of the clamping block 31 is abutted to the end of one end of the connecting rod 101, the clamping block 31 is matched with the workbench 1 to clamp the connecting plate 102 on the workbench 1, the clamping block 4 is installed on the workbench 1, a clamping groove 41 is formed in the clamping block 4, and the other end of the connecting rod 101 is clamped in the clamping groove 41.

Specifically, in the machining process of the clamping fixture for machining the special-shaped part 100 of the tobacco machinery in the embodiment, the connecting plate 102 is firstly pressed on the workbench 1 through the pressing block, one end of the connecting rod 101 is clamped in the clamping groove 41, then the limiting block 23 is rotated to drive the pressing rod 22 to press the connecting rod 101 on the connecting plate 102, finally the hinged position of the limiting block 23 and the mounting seat 21 is fixed, so that the position of the pressing rod 22 is fixed, and then a worker welds the connecting rod 101 on the connecting plate 102 to complete the machining of the special-shaped part 100. The pressing rod 22 and the limiting block 23 of the clamping fixture for processing the special-shaped part 100 of the tobacco machinery in the embodiment are in threaded connection, the pressing degree of the pressing rod 22 can be adjusted by screwing the pressing rod 22, and the special-shaped part 100 is not crushed by the pressing rod 22 and the special-shaped part is pressed on the workbench 1.

In this embodiment, as shown in fig. 1, the workbench 1 is provided with an accommodating groove 12, the connecting plate 102 is accommodated in the accommodating groove 12, and the edge of the connecting plate 102 abuts against the groove wall of the accommodating groove 12. The holding tank 12 corresponds with connecting plate 102, and connecting plate 102 inserts in holding tank 12 from one side of holding tank 12, and structural design is reasonable, effectively prevents connecting plate 102 and slides.

In this embodiment, as shown in fig. 1, a positioning protrusion 11 is disposed on the working table 1, the through hole 103 is sleeved on the positioning protrusion 11, and the positioning protrusion 11 is disposed in the accommodating groove 12. The workbench 1 is provided with the positioning bulge 11 matched with the through hole 103, so that the connecting plate 102 can be effectively positioned, and the limiting effect is achieved, and the connecting plate 102 is prevented from sliding out of the notch of the accommodating groove 12 to influence the processing precision of the special-shaped part 100.

In this embodiment, as shown in fig. 1 and fig. 3, the pressing assembly 2 further includes a limiting wedge 24, and a lower end of the limiting wedge 24 abuts against one end of the limiting block 23 far away from the pressing rod 22. The limiting wedge 24 supports the limiting block 23 tightly, the limiting block 23 is prevented from being loosened, the pressure rod 22 cannot compress the connecting rod 101, accordingly, deviation occurs during machining of the special-shaped part 100, and machining accuracy of the special-shaped part 100 is improved.

In this embodiment, as shown in fig. 1, the pressing assembly 2 further includes a pressing arm 25, one end of the pressing arm 25 is rotatably connected to the mounting base 21, and the pressing arm 25 presses one end of the limiting wedge 24 away from the limiting block 23. The pressure arm 25 can rotate around the base 32, in the course of working of special-shaped part 100, because the thickness that can influence connecting rod 101 and connecting plate 102 during the welding, lead to the depression bar 22 can not compress tightly connecting rod 101, it is not too convenient again to adjust the depression bar 22, accessible pressure arm 25 compresses tightly spacing wedge 24 this moment, through lever principle, spacing wedge 24 extrudes stopper 23, make stopper 23 drive depression bar 22 continue to push down connecting rod 101, guarantee that depression bar 22 is in the state of compressing tightly always in the course of working of special-shaped part 100, the stability of course of working has been guaranteed.

In this embodiment, as shown in fig. 4, the clamping block 31 includes a clamping portion 311, a hinge portion 313 and a hand-held portion 312 disposed at a right angle to the clamping portion 311, the clamping portion 311 cooperates with the worktable 1 to clamp the connecting plate 102 to the worktable 1, and the hinge portion 313 is hinged to the base 32. The position of the clamping portion 311 is adjusted by rotating the holding portion 312, so as to ensure that the clamping portion 311 effectively clamps the connection plate 102 on the workbench 1.

In this embodiment, as shown in fig. 4, one end of the clamping portion 311 abuts against the end of the connecting rod 101, the other end hinge portion 313 of the clamping portion 311 is connected, a protruding portion 314 is protruded from one end of the clamping portion 311 close to the connecting rod 101 toward one surface of the table 1, and the protruding portion 314 cooperates with the table 1 to clamp the connecting plate 102 to the table 1. The provision of the projecting portion 314 on the clamping portion 311 enables the connecting plate 102 to be clamped to the table 1 more effectively while ensuring that the tip of the clamping portion 311 abuts against the connecting rod 101.

In this embodiment, as shown in fig. 1, both ends of the holding groove 41 are open, and the side wall surface of the link rod 101 is in close contact with the groove wall of the holding groove 41. After the special-shaped part 100 is machined, the special-shaped part 100 is convenient to take out, and the problem that the special-shaped part 100 is damaged when the special-shaped part 100 is taken out due to over-tightness of the special-shaped part 100 is avoided.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a dysmorphism parts machining of tobacco machinery is with pressing from both sides dress utensil, dysmorphism parts (100) include connecting rod (101) and with connecting plate (102) that connecting rod (101) are connected, a through-hole (103) has been seted up on connecting plate (102), characterized in that, the dysmorphism parts (100) machining of tobacco machinery is with pressing from both sides dress utensil and includes:

a table (1);

the pressing assembly (2) comprises an installation seat (21), a pressing rod (22) and a limiting block (23), the installation seat (21) is installed on the workbench (1), one end of the pressing rod (22) is used for pressing the connecting rod (101) on the connecting plate (102), the other end of the pressing rod (22) is in threaded connection with the limiting block (23), and the limiting block (23) is hinged to the installation seat (21);

the clamping assembly (3) comprises a base (32) and a clamping block (31) installed on the base (32), the base (32) is installed on the workbench (1), one end of the clamping block (31) is hinged to the base (32), the other end of the clamping block (31) is abutted to the end of one end of the connecting rod (101), and the clamping block (31) is matched with the workbench (1) to clamp the connecting plate (102) on the workbench (1),

the clamping block (4), the clamping block (4) is installed on the workbench (1), a clamping groove (41) is formed in the clamping block (4), and the other end of the connecting rod (101) is clamped in the clamping groove (41).

2. The clamping fixture for processing the special-shaped parts of the tobacco machinery as claimed in claim 1, wherein a receiving groove (12) is formed in the worktable (1), the connecting plate (102) is received in the receiving groove (12), and the edge of the connecting plate (102) abuts against the wall of the receiving groove (12).

3. The clamping fixture for machining the special-shaped parts of the tobacco machinery as claimed in claim 2, wherein a positioning protrusion (11) is provided on the table (1), the through hole (103) is fitted over the positioning protrusion (11), and the positioning protrusion (11) is provided in the receiving groove (12).

4. The clamping fixture for machining the special-shaped parts of the tobacco machinery as claimed in claim 1, wherein the pressing assembly (2) further comprises a limiting wedge (24), and a lower end of the limiting wedge (24) abuts against one end of the limiting block (23) far away from the pressing rod (22).

5. The clamping fixture for machining the special-shaped parts of the tobacco machinery is characterized in that the pressing assembly (2) further comprises a pressing arm (25), one end of the pressing arm (25) is rotatably connected with the mounting seat (21), and the pressing arm (25) presses one end, away from the limiting block (23), of the limiting wedge (24).

6. The clamping fixture for machining a special-shaped part of a tobacco machine according to claim 1, wherein the clamping block (31) includes a clamping portion (311), a hinge portion (313), and a hand-held portion (312) provided at a right angle to the clamping portion (311), the clamping portion (311) is engaged with the table (1) to clamp the connecting plate (102) to the table (1), and the hinge portion (313) is hinged to the base (32).

7. The clamping device for special-shaped parts machining of tobacco machinery according to claim 6, characterized in that one end of the clamping portion (311) abuts against an end of one end of the connecting rod (101), the other end of the clamping portion (311) is connected to the hinge portion (313), a protruding portion (314) is protruded from one end of the clamping portion (311) close to the connecting rod (101) toward one surface of the table (1), and the protruding portion (314) is engaged with the table (1) to clamp the connecting plate (102) to the table (1).

8. The clamping fixture for machining a profile part of a tobacco machine according to any one of claims 1 to 7, wherein both ends of the clamping groove (41) are open, and a side wall surface of the connecting rod (101) is in close contact with a groove wall of the clamping groove (41).