Clamp for transverse machining of workpiece

Abstract

The utility model relates to the field of machining, and discloses a clamp for transverse machining of workpieces, which comprises a bottom plate, a mounting plate and a positioning component, a mounting seat is arranged on one side of the mounting plate, and the positioning component is arranged on the mounting seat; a connecting piece is slidably arranged on the mounting plate and connected with the end, away from the mounting base, of the positioning assembly. A stop plate is arranged on the upper side of the mounting seat, an elastic stop piece is arranged on the stop plate, a stop screw is arranged on the side edge of the elastic stop piece, the top of the elastic stop piece extends towards the stop screw and is in contact with the stop screw, and the elastic stop piece is driven by the stop screw to move downwards; the mounting plate is rotationally arranged on the bottom plate, a rotating shaft is rotationally arranged on the bottom plate, an adjusting block is arranged on the rotating shaft and makes contact with the bottom face of the mounting plate, and a first driving piece arranged on one side of the bottom plate is connected with the rotating shaft so as to adjust the pitching angle of the mounting plate. According to the scheme, the structure is simple, the tubular workpiece can be transversely positioned and centered conveniently, and the pitching angle of the tubular workpiece can be adjusted.

Description

Technical Field

[0001] The utility model relates to the field of mechanical processing, in particular to a clamp used for transverse processing of a workpiece. Background Art

[0002] During the workpiece processing, a fixture is required to clamp and fix the workpiece to cooperate with the head part of the processing mechanism to process the workpiece. When processing long workpieces, especially tubular workpieces, the existing fixtures usually clamp the two ends of the workpiece. When the processing mechanism performs transverse processing, the fixtures at both ends will form obstacles, which is not conducive to the overall transverse processing of the workpiece. In addition, the position of the existing fixture is fixed and it is impossible to adjust its angle according to the processing needs. Therefore, it is necessary to provide a fixture with a simplified structure that is convenient for transverse positioning and angle adjustment of the workpiece. Utility Model Content

[0003] In order to solve the deficiencies in the prior art, the utility model provides a novel clamp for transverse processing of a workpiece, so as to solve the problem in the prior art that it is not conducive to transverse positioning and angle adjustment of a tubular workpiece.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A fixture for transverse processing of a workpiece, suitable for transverse positioning and angle adjustment of a tubular workpiece, comprising a base plate, a mounting plate and a positioning assembly, wherein a mounting seat is arranged on one side of the mounting plate, and the positioning assembly is arranged on the mounting seat to position the tubular workpiece sleeved on the positioning assembly; a connecting piece is slidably arranged on the mounting plate, and the connecting piece is connected to an end of the positioning assembly away from the mounting seat to support the positioning assembly;

[0006] A stop plate is arranged on the upper side of the mounting seat, an elastic stopper is arranged on the stop plate, a stop screw is arranged on the side of the elastic stopper, the top of the elastic stopper extends toward the stop screw and contacts the stop screw, and the elastic stopper is driven to move downward by the stop screw to limit the movement of the tubular workpiece;

[0007] The mounting plate is rotatably arranged on the base plate, a rotating shaft is rotatably arranged on the base plate, an adjusting block is arranged on the rotating shaft, the adjusting block contacts the bottom surface of the mounting plate, a first driving member is arranged on one side of the base plate, a working end of the first driving member is connected to the rotating shaft to drive the adjusting block to rotate so as to adjust the pitch angle of the mounting plate.

[0008] Furthermore, the positioning assembly includes a positioning seat, a positioning guide column and a positioning cylinder, the positioning seat is arranged on one side of the mounting seat, the positioning guide column is arranged on a side of the positioning seat away from the mounting seat, and the positioning cylinder is sleeved on the positioning guide column.

[0009] Furthermore, the positioning assembly also includes a connecting shaft, a first connecting seat and a second connecting seat, the connecting shaft is inserted into the positioning guide column, the end of the connecting shaft away from the positioning seat is a centering part, the first connecting seat is sleeved on the end of the centering part away from the positioning guide column, the end of the centering part close to the positioning guide column is provided with a connecting thread along its circumference, and the second connecting seat is sleeved on the connecting thread; the centering part is provided with a plurality of support bars along its circumference, and the support bars are rotatably connected to the first connecting seat and the second connecting seat respectively.

[0010] Furthermore, a second driving member is provided on a side of the mounting seat away from the positioning seat, and the connecting shaft is close to one end of the positioning seat, extending in the direction of the second driving member, and is connected to the working end of the second driving member, so that the plurality of support bars can contract and expand under the action of the second driving member and the connecting shaft.

[0011] Furthermore, the elastic stop member includes a stop rod and a spring sleeved on the stop rod, a guide hole is arranged on the stop plate, the stop rod is inserted into the guide hole, an abutment platform is arranged at the lower part of the guide hole, and the upper and lower ends of the spring abut against the top of the stop rod and the abutment platform respectively.

[0012] Furthermore, the connecting member includes a guide rail member, a guide plate, a guide shaft and a connecting block, the guide plate is slidably connected to the mounting plate through the guide rail member, the guide shaft is rotatably set on the guide plate, the connecting block is set on the guide shaft, and a connecting part is set on the top of the connecting block.

[0013] Furthermore, an axle seat is provided on each of the opposite sides of the base plate, the rotating shaft is passed through the two axle seats, an arc-shaped adjustment surface is provided on the upper part of the adjustment block, and contacts with the bottom surface of the mounting plate through the arc-shaped adjustment surface; an adjustment gear is provided on the rotating shaft, and a limit block is provided on the bottom surface of the mounting plate corresponding to the position of the adjustment gear, and the limit block is meshed with the adjustment gear.

[0014] Furthermore, a rotating shaft is rotatably arranged at the front side of the base plate and is rotatably connected to the mounting plate via the rotating shaft. A supporting member is rotatably arranged at the rear side of the base plate, and an upper portion of the supporting member is movably connected to the rear side of the mounting plate.

[0015] The beneficial effect compared with the prior art is that, by adopting the above scheme, the utility model first feeds the tubular workpiece from the end of the positioning assembly away from the mounting seat, and puts it on the positioning assembly, and the positioning assembly supports, positions and centers the inner wall of the tubular workpiece; then the elastic stopper is pressed downward by the stop screw to limit the movement of the tubular workpiece; then the connecting member is connected to the end of the positioning assembly away from the mounting seat to support the positioning assembly; then the first driving member drives the adjusting block to rotate, and the adjusting block lifts the mounting plate to adjust the pitch angle of the mounting plate, so as to realize the pitch angle adjustment of the tubular workpiece, so as to facilitate the transverse processing of the tubular workpiece by the processing mechanism, and has good market application value. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of a fixture structure for transverse processing of a workpiece according to an embodiment of the utility model;

[0017] Figure 2 For the utility model Figure 1 A schematic structural diagram of a base plate and a mounting plate of an embodiment;

[0018] Figure 3 For the utility model Figure 1 A schematic structural diagram of a positioning assembly of an embodiment;

[0019] Figure 4 For the utility model Figure 1 A schematic structural diagram of a stop plate of an embodiment;

[0020] In the figure, 1, base plate; 11, support member; 12, first driving member; 13, rotating shaft; 14, adjusting block; 15, arc-shaped adjusting surface; 16, limit block; 17, adjusting gear; 18, rotating shaft; 2, mounting plate; 21, connecting member; 22, guide rail member; 23, guide plate; 24, guide shaft; 25, connecting block; 26, connecting part; 27, fastening screw; 3, mounting seat; 4, stop plate; 41, elastic stop member; 42, stop screw; 43, guide hole; 44, stop rod; 45, spring; 46, abutment table; 5, positioning assembly; 51, positioning seat; 52, positioning guide column; 53, positioning cylinder; 54, connecting shaft; 55, first connecting seat; 56, second connecting seat; 57, supporting bar; 58, second driving member. DETAILED DESCRIPTION

[0021] In order to facilitate the understanding of the present invention by those skilled in the art, the specific implementation methods of the present invention are described below in conjunction with the accompanying drawings. The accompanying drawings provide preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described in this specification. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

[0022] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element at the same time. The terms "mounted", "fixed", "top", "connected" and similar expressions used in this specification are for illustrative purposes only.

[0023] Unless otherwise defined, all technical and scientific terms used in this specification have the same meanings as those commonly understood by technicians in the technical field of the utility model. The terms used in this specification are only for the purpose of describing specific embodiments and are not used to limit the utility model.

[0024] One embodiment of the present invention is as follows: Figure 1 As shown, the fixture for transverse processing of a workpiece is suitable for transverse positioning and angle adjustment of a tubular workpiece, and comprises a base plate 1, a mounting plate 2 and a positioning assembly 5, a mounting seat 3 is arranged on one side of the mounting plate 2, and the positioning assembly 5 is arranged on the mounting seat 3 to position the tubular workpiece sleeved on the positioning assembly 5; a connecting member 21 is slidably arranged on the mounting plate 2, and the connecting member 21 is connected to one end of the positioning assembly 5 away from the mounting seat 3 to support the positioning assembly 5;

[0025] A stop plate 4 is arranged on the upper side of the mounting seat 3, an elastic stopper 41 is arranged on the stop plate 4, a stop screw 42 is arranged on the side of the elastic stopper 41, the top of the elastic stopper 41 extends toward the direction of the stop screw 42 and contacts the stop screw 42, and the elastic stopper 41 is driven to move downward by the stop screw 42 to limit the movement of the tubular workpiece;

[0026] The mounting plate 2 is rotatably arranged on the base plate 1, a rotating shaft 13 is rotatably arranged on the base plate 1, an adjusting block 14 is arranged on the rotating shaft 13, the adjusting block 14 contacts the bottom surface of the mounting plate 2, a first driving member 12 is arranged on one side of the base plate 1, a working end of the first driving member 12 is connected to the rotating shaft 13 to drive the adjusting block 14 to rotate, so as to adjust the pitch angle of the mounting plate 2.

[0027] The clamp for transverse processing of workpieces of this scheme is suitable for transverse positioning and angle adjustment of tubular workpieces. When in use, the tubular workpiece is first fed in from the end of the positioning component 5 away from the mounting seat 3, and is sleeved on the positioning component 5, and the inner wall of the tubular workpiece is supported, positioned and centered by the positioning component 5; then the elastic stopper 41 is pressed downward by the stop screw 42 to limit the movement of the tubular workpiece; then the connecting member 21 is connected to the end of the positioning component 5 away from the mounting seat 3 to support the positioning component 5; then the first driving member 12 drives the adjusting block 14 to rotate, and the adjusting block 14 lifts the mounting plate 2 to adjust the pitch angle of the mounting plate 2, so as to realize the pitch angle adjustment of the tubular workpiece, so as to facilitate the transverse processing of the tubular workpiece by the processing mechanism.

[0028] In this embodiment, Figure 3 As shown, the positioning assembly 5 includes a positioning seat 51, a positioning guide column 52 and a positioning cylinder 53. The positioning seat 51 is arranged on one side of the mounting seat 3, the positioning guide column 52 is arranged on the side of the positioning seat 51 away from the mounting seat 3, and the positioning cylinder 53 is sleeved on the positioning guide column 52.

[0029] Specifically, the mounting seat 3 is arranged on the right side of the mounting plate 2, the positioning seat 51 is arranged on the left side of the mounting seat 3, the positioning guide column 52 is arranged on the left side of the positioning seat 51, and the positioning cylinder 53 is sleeved on the positioning guide column 52. The diameter of the positioning cylinder 53 is smaller than the inner diameter of the tubular workpiece. The tubular workpiece is fed in from the left end of the positioning cylinder 53 and sleeved on the positioning cylinder 53.

[0030] In this embodiment, Figure 3 As shown, the positioning assembly 5 also includes a connecting shaft 54, a first connecting seat 55 and a second connecting seat 56. The connecting shaft 54 ​​is inserted into the positioning guide column 52. The end of the connecting shaft 54 ​​away from the positioning seat 51 is a centering portion. The first connecting seat 55 is sleeved on the end of the centering portion away from the positioning guide column 52. The end of the centering portion close to the positioning guide column 52 is provided with a connecting thread along its circumference, and the second connecting seat 56 is sleeved on the connecting thread; the centering portion is provided with a plurality of support bars 57 along its circumference, and the support bars 57 are rotatably connected to the first connecting seat 55 and the second connecting seat 56 respectively.

[0031] Specifically, the right part of the connecting shaft 54 ​​is inserted into the positioning guide column 52, the first connecting seat 55 is sleeved on the left end part of the left part of the connecting shaft 54, the right end part of the left part of the connecting shaft 54 ​​is provided with a connecting thread along its outer circumference, and the second connecting seat 56 is sleeved on the connecting thread; the left end of the support bar 57 is rotatably connected to the first connecting seat 55 through a support rod, and the right end of the support bar 57 is rotatably connected to the second connecting seat 56 through a support rod, and the second connecting seat 56 is driven to move left and right along the connecting shaft 54 ​​through the rotation of the connecting shaft 54 ​​to realize the contraction and expansion of the support bar 57.

[0032] In this embodiment, Figure 3 As shown, a second driving member 58 is provided on a side of the mounting seat 3 away from the positioning seat 51, and the connecting shaft 54 ​​is close to one end of the positioning seat 51, extends toward the second driving member 58, and is connected to the working end of the second driving member 58, so that the plurality of support bars 57 can contract and expand under the action of the second driving member 58 and the connecting shaft 54.

[0033] Specifically, the second driving member 58 is a stepping motor, which is arranged on the right side of the mounting seat 3. Four support bars 57 are arranged around the left part of the connecting shaft 54. The right part of the connecting shaft 54 ​​passes through the positioning guide column 52 and extends to the right, and is connected to the working end of the second driving member 58. The second driving member 58 rotates forward, driving the connecting shaft 54 ​​to rotate forward, so that the second connecting seat 56 moves to the left along the connecting shaft 54, and then the support bars 57 are opened outward to support and center the inner wall of the sleeve of the tubular workpiece.

[0034] In this embodiment, Figure 4 As shown, the elastic stop member 41 includes a stop rod 44 and a spring 45 sleeved on the stop rod 44, a guide hole 43 is set on the stop plate 4, the stop rod 44 is inserted into the guide hole 43, and an abutment platform 46 is set at the lower part of the guide hole 43, and the upper and lower ends of the spring 45 abut against the top of the stop rod 44 and the abutment platform 46 respectively.

[0035] Specifically, the stop plate 4 is provided with a guide hole 43 which passes through from top to bottom, the stop rod 44 is inserted in the guide hole 43, the top of the stop rod 44 is a connecting cap, the diameter of the connecting cap is larger than the diameter of the stop rod 44, the right side of the connecting cap extends to the right and contacts the nut of the stop screw 42, the tubular workpiece is fed in from the left end of the positioning tube 53, and is sleeved on the positioning tube 53, so that the marking hole reserved for the tubular workpiece faces upward, and by screwing the stop screw 42 downward, the stop rod 44 is pressed downward, so that the bottom of the stop rod 44 is inserted into the marking hole reserved for the tubular workpiece, so as to limit the movement of the tubular workpiece.

[0036] In this embodiment, Figure 2 As shown, the connecting member 21 includes a guide rail member 22, a guide plate 23, a guide shaft 24 and a connecting block 25. The guide plate 23 is slidably connected to the mounting plate 2 via the guide rail member 22. The guide shaft 24 is rotatably disposed on the guide plate 23. The connecting block 25 is disposed on the guide shaft 24. A connecting portion 26 is disposed on the top of the connecting block 25.

[0037] Specifically, a guide groove is provided on the front side of the mounting plate 2 along its length direction, the guide rail member 22 is provided in the guide groove, the guide plate 23 is provided on the guide rail member 22, and the left and right ends of the guide shaft 24 are rotatably connected to the guide plate 23 so that the connecting block 25 can move left and right and rotate along the guide shaft 24. A fastening screw 27 is provided on the connecting block 25, and the connecting block 25 is fastened to the guide shaft 24 by tightening the fastening screw 27. First, the tubular workpiece is sent from the left end of the positioning cylinder 53 into the positioning cylinder 53, and then the connecting block 25 is moved so that the connecting part 26 on the top of the connecting block 25 is movably connected to the first connecting seat 55 to support the connecting shaft 54.

[0038] In this embodiment, Figure 2 As shown, an axle seat is provided on each of the two opposite sides of the base plate 1, the rotating shaft 13 is passed through the two axle seats, an arc-shaped adjusting surface 15 is provided on the upper part of the adjusting block 14, and the adjusting block 14 contacts the bottom surface of the mounting plate 2 through the arc-shaped adjusting surface 15; an adjusting gear 17 is provided on the rotating shaft 13, and a limit block 16 is provided on the bottom surface of the mounting plate 2 corresponding to the position of the adjusting gear 17, and the limit block 16 is meshed with the adjusting gear 17.

[0039] Specifically, an axle seat is provided on each of the left and right sides of the base plate 1, the rotating shaft 13 is rotatably set in the two axle seats, the adjusting block 14 is set at the left end of the rotating shaft 13, and its upper surface is arc-shaped, and the first driving member 12 is set on the right side of the base plate 1, and the first driving member 12 is a stepping motor, which drives the rotating shaft 13 to rotate, so that the adjusting block 14 lifts the mounting plate 2 along the arc-shaped adjusting surface 15.

[0040] Specifically, the adjusting gear 17 is arranged at the right end of the rotating shaft 13, the top of the limit block 16 is connected to the mounting plate 2, and the bottom of the limit block 16 is arranged on the teeth adapted to the adjusting gear 17 to engage with the adjusting gear 17. The limit block 16 cooperates with the adjusting gear 17 to limit the rotation of the rotating shaft 13 and prevent the adjusting block 14 from falling back, thereby supporting the mounting plate 2. When the mounting plate 2 needs to be reset, the reset needle is inserted into the reset hole of the limit block 16 to lift the limit block 16 so that the limit block 16 and the adjusting gear 17 are staggered.

[0041] In this embodiment, Figure 1 , 2 As shown, a rotating shaft 18 is rotatably set on the front side of the base plate 1 and is rotatably connected to the mounting plate 2 through the rotating shaft 18. A support member 11 is rotatably set on the rear side of the base plate 1, and the upper part of the support member 11 is movably connected to the rear side of the mounting plate 2.

[0042] Specifically, a support is provided at each of the left and right ends of the front side of the base plate 1, and the rotating shaft 18 is passed through the two supports. The first driving member 12 drives the adjusting block 14 to lift the mounting plate 2, so that the mounting plate 2 rotates along the rotating shaft 18.

[0043] Specifically, the support member 11 is a support bolt, the bottom of which is rotatably connected to the rear side of the base plate 1, and a support groove is arranged on the rear side of the mounting plate 2. The upper part of the support member 11 is inserted into the support groove. After the pitch angle of the tubular workpiece is adjusted, the nut is screwed into the support bolt to clamp it with the support groove to further support the mounting plate 2.

[0044] It should be noted that the above-mentioned technical features are further combined with each other to form various embodiments not listed above, which are all deemed to be within the scope of the present utility model specification; and, for ordinary technicians in this field, they can be improved or transformed according to the above description, and all these improvements and transformations should fall within the scope of protection of the claims attached to the present utility model.

Claims

1. A fixture for transverse processing of a workpiece, suitable for transverse positioning and angle adjustment of a tubular workpiece, characterized in that: The invention comprises a base plate (1), a mounting plate (2) and a positioning assembly (5); a mounting seat (3) is arranged on one side of the mounting plate (2); the positioning assembly (5) is arranged on the mounting seat (3) to position a tubular workpiece sleeved on the positioning assembly (5); a connecting piece (21) is slidably arranged on the mounting plate (2); the connecting piece (21) is connected to one end of the positioning assembly (5) away from the mounting seat (3) to support the positioning assembly (5); A stop plate (4) is arranged on the upper side of the mounting seat (3), an elastic stop member (41) is arranged on the stop plate (4), a stop screw (42) is arranged on the side of the elastic stop member (41), the top of the elastic stop member (41) extends toward the stop screw (42) and contacts the stop screw (42), and the elastic stop member (41) is driven to move downward by the stop screw (42) to limit the movement of the tubular workpiece; The mounting plate (2) is rotatably arranged on the base plate (1); a rotating shaft (13) is rotatably arranged on the base plate (1); an adjusting block (14) is arranged on the rotating shaft (13); the adjusting block (14) contacts the bottom surface of the mounting plate (2); a first driving member (12) is arranged on one side of the base plate (1); a working end of the first driving member (12) is connected to the rotating shaft (13) to drive the adjusting block (14) to rotate so as to adjust the elevation angle of the mounting plate (2).

2. The fixture for transverse processing of a workpiece according to claim 1, characterized in that: The positioning assembly (5) comprises a positioning seat (51), a positioning guide column (52) and a positioning cylinder (53); the positioning seat (51) is arranged on one side of the mounting seat (3); the positioning guide column (52) is arranged on a side of the positioning seat (51) away from the mounting seat (3); and the positioning cylinder (53) is sleeved on the positioning guide column (52).

3. The fixture for transverse processing of a workpiece according to claim 2, characterized in that: The positioning assembly (5) further comprises a connecting shaft (54), a first connecting seat (55) and a second connecting seat (56); the connecting shaft (54) is inserted into the positioning guide column (52); the end of the connecting shaft (54) away from the positioning seat (51) is a centering portion; the first connecting seat (55) is sleeved on the end of the centering portion away from the positioning guide column (52); a connecting thread is arranged along the circumference of the end of the centering portion close to the positioning guide column (52); the second connecting seat (56) is sleeved on the connecting thread; a plurality of support bars (57) are arranged along the circumference of the centering portion; the support bars (57) are rotatably connected to the first connecting seat (55) and the second connecting seat (56), respectively.

4. The fixture for transverse machining of a workpiece according to claim 3, characterized in that: A second driving member (58) is arranged on a side of the mounting seat (3) away from the positioning seat (51); an end of the connecting shaft (54) close to the positioning seat (51) extends in the direction of the second driving member (58) and is connected to the working end of the second driving member (58), so that the plurality of supporting bars (57) can be contracted and expanded under the action of the second driving member (58) and the connecting shaft (54).

5. The fixture for transverse machining of a workpiece according to claim 1, characterized in that: The elastic stopper (41) comprises a stopper rod (44) and a spring (45) sleeved on the stopper rod (44); a guide hole (43) is arranged on the stopper plate (4); the stopper rod (44) is inserted into the guide hole (43); a contact platform (46) is arranged at the lower part of the guide hole (43); and the upper and lower ends of the spring (45) are respectively in contact with the top of the stopper rod (44) and the contact platform (46).

6. The fixture for transverse machining of a workpiece according to claim 1, characterized in that: The connecting member (21) comprises a guide rail member (22), a guide plate (23), a guide shaft (24) and a connecting block (25); the guide plate (23) is slidably connected to the mounting plate (2) via the guide rail member (22); the guide shaft (24) is rotatably arranged on the guide plate (23); the connecting block (25) is arranged on the guide shaft (24); and a connecting portion (26) is arranged on the top of the connecting block (25).

7. The fixture for transverse machining of a workpiece according to claim 1, characterized in that: An axle seat is respectively arranged on two opposite sides of the base plate (1), the rotating shaft (13) is inserted into the two axle seats, an arc-shaped adjusting surface (15) is arranged on the upper part of the adjusting block (14), and the adjusting block (14) contacts the bottom surface of the mounting plate (2) through the arc-shaped adjusting surface (15); an adjusting gear (17) is arranged on the rotating shaft (13), and a limit block (16) is arranged on the bottom surface of the mounting plate (2) corresponding to the position of the adjusting gear (17), and the limit block (16) is meshed with the adjusting gear (17).

8. The fixture for transverse machining of a workpiece according to claim 7, characterized in that: A rotating shaft (18) is rotatably arranged on the front side of the base plate (1) and is rotatably connected to the mounting plate (2) via the rotating shaft (18); a supporting member (11) is rotatably arranged on the rear side of the base plate (1), and the upper part of the supporting member (11) is movably connected to the rear side of the mounting plate (2).

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