Three-dimensional adjusting type bench worker clamp

Abstract

The three-dimensional adjusting type bench worker clamp comprises a base, a driving wrench and a movable clamping block, a rotating disc is installed on the base, the center of the top end of the rotating disc is fixedly connected with a first supporting block, and the first supporting block is connected with a second supporting block through a first tightness adjusting mechanism. The second supporting block is connected with a third supporting block through a second tightness adjusting mechanism, a supporting plate is installed at the top end of the third supporting block, a fixed clamping block is installed at one end of the supporting plate, a lead screw nut is installed at the other end of the supporting plate, and a lead screw is in threaded connection with the interior of the lead screw nut. The head of the lead screw is provided with a flange rotationally installed between the limiting plate and the movable clamping block, and the tail of the lead screw is provided with a through hole matched with the driving wrench in a pluggable mode. The bench worker clamp has the beneficial effects that three-dimensional angle adjustment can be conveniently carried out on a workpiece clamped by the bench worker clamp, the bench worker clamp is simple in structure, and the requirement for the production precision of parts is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bench vice, especially to a three-dimensional adjustment type bench vice. BACKGROUND

[0002] When the workpiece is machined, the workpiece is often clamped on the bench vice, but sometimes because of the limitation of the shape of the workpiece, it is difficult to adjust the workpiece to the appropriate machining angle, causing inconvenience in machining. In the invention patent with the application number of 201110455337.8, the lifting, tilting and rotating universal automatic lifting adjustment of the machining table plate are disclosed. In the utility model patent with the application number of 202220136589.8, a machining table for bench work is disclosed. The main point is that the bottom side of the lower bench body is provided with an upper hinge seat, the side of the lower hinge seat corresponding to the upper hinge seat is provided with a lower hinge seat, the upper hinge seat of the lower bench body and the lower hinge seat of the lower bench are hingedly connected as a whole through a pin shaft, the other side of the lower bench body is symmetrically provided with a downwardly protruding and curved arc-shaped toothed guide rail, the arc-shaped toothed guide rail on at least one side is engaged with the opening and closing shaft gear on one end of the arc-shaped toothed guide rail, and the two ends of the horizontal shaft are respectively fixed to the two sides of the lower base. One end of the horizontal shaft extending out of the lower base is provided with a bench locking gear handle. The top of the lower bench body and the bottom of the upper bench body are connected as a whole. Although the function is complete and the degree of automation is high, the structure is complex and the production precision of the parts is high. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at overcoming the above problems existing in the prior art and providing a three-dimensional adjustment type bench vice.

[0004] To achieve the above technical purposes and effects, the utility model realizes the following technical scheme:

[0005] A three-dimensional adjustment type bench vice, comprising a base, a driving wrench, a movable clamp block, a rotating disc capable of rotating horizontally is installed on the base, a first supporting block is fixedly connected to the top center of the rotating disc, a second supporting block is connected to the first supporting block through a first elastic adjustment mechanism, a third supporting block is connected to the second supporting block through a second elastic adjustment mechanism, a supporting plate is installed at the top end of the third supporting block, a fixed clamp block is installed at one end of the supporting plate, a lead screw nut is installed at the other end of the supporting plate, a lead screw is screwed in the lead screw nut, a limiting plate is installed at the middle part of the back of the movable clamp block, a flange rotatingly installed between the limiting plate and the movable clamp block is arranged at the head of the lead screw, and a through hole matched with the driving wrench is arranged at the tail of the lead screw; a wrench insertion hole matched with the driving wrench is arranged on the base, the first elastic adjustment mechanism and the second elastic adjustment mechanism.

[0006] The base comprises a square bottom plate, a circular ring-shaped pressing ring, a threaded ring is fixed to the top end of the bottom plate, an internal thread is arranged on the inner side wall of the pressing ring, the internal thread is screwed with the threaded ring so that the pressing ring is screwed on the threaded ring, the rotating disc is clamped between the pressing ring and the bottom plate, the first supporting block passes through the circular hole in the center of the pressing ring, a plurality of wrench insertion holes are arranged on the outer side wall of the pressing ring in a circular array.

[0007] The top of the first supporting block is semicircular, a first through hinge hole is arranged on the upper part of the first supporting block, a first limiting groove is arranged at the end of the first through hinge hole away from the second supporting block, the bottom of the second supporting block is semicircular, a second through hinge hole is arranged on the lower part of the second supporting block, the first tension adjusting mechanism comprises a first hinge shaft, a first circular nut, the tail of the first hinge shaft is fixedly connected with a first limiting block, the head of the first hinge shaft is fixedly connected with a first threaded column, the first hinge shaft is rotatably arranged in the first through hinge hole and the second through hinge hole, the first limiting block is clamped in the first limiting groove, the first circular nut is screwed on the first threaded column, a plurality of uniformly distributed wrench insertion holes are arranged on the outer side wall of the first circular nut.

[0008] The top of the second supporting block is semicircular, a third through hinge hole is arranged on the upper part of the second supporting block, the central axis of the third through hinge hole is perpendicular to the central axis of the second through hinge hole, a second limiting groove is arranged at the end of the third through hinge hole away from the third supporting block, the bottom of the third supporting block is semicircular, a fourth through hinge hole is arranged on the middle part of the third supporting block, the second tension adjusting mechanism comprises a second hinge shaft, a second circular nut, the tail of the second hinge shaft is fixedly connected with a second limiting block, the head of the second hinge shaft is fixedly connected with a second threaded column, the second hinge shaft is rotatably arranged in the third through hinge hole and the fourth through hinge hole, the second limiting block is clamped in the second limiting groove, the second circular nut is screwed on the second threaded column, a plurality of uniformly distributed wrench insertion holes are arranged on the outer side wall of the second circular nut.

[0009] Preferably, the side of the first supporting block in contact with the second supporting block is provided with a plurality of first anti-skid lines arranged in a circular array, the side of the second supporting block in contact with the first supporting block is provided with a plurality of second anti-skid lines arranged in a circular array, the side of the second supporting block in contact with the third supporting block is provided with a plurality of third anti-skid lines arranged in a circular array, and the side of the third supporting block in contact with the second supporting block is provided with a plurality of fourth anti-skid lines arranged in a circular array.

[0010] The top end of the supporting plate is provided with a dovetail groove arranged along the long axis direction, the bottom end of the movable clamping block is provided with a dovetail block, and the dovetail block is in sliding fit with the dovetail groove.

[0011] The driving wrench comprises a cylindrical handle and a cylindrical pin post, the pin post is fixedly connected at the center of the head of the handle, the edge of the head of the pin post is rounded, and the tail end of the handle is spherical.

[0012] Preferably, a bubble level is embedded at the center of the top end of the screw nut.

[0013] Preferably, the top end of the rotating disc is roughened.

[0014] The beneficial effects of the utility model are that: the installation of the rotating disc on the base plate can rotate the workpiece clamped by the bench worker's clamp in the horizontal direction, the second supporting block and the first supporting block are connected through the first elastic adjustment mechanism, the workpiece clamped by the bench worker's clamp can be turned over along the long axis direction of the supporting plate, the third supporting block and the second supporting block are connected through the second elastic adjustment mechanism, the workpiece clamped by the bench worker's clamp can be turned over along the short axis direction of the supporting plate, the workpiece clamped by the bench worker's clamp can be conveniently adjusted in three dimensions, and the bench worker's clamp has simple structure and low production precision requirement. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings, which are included to provide a further understanding of the utility model and constitute a part of the application, illustrate the illustrative embodiments of the utility model and the description thereof, and do not constitute improper limitations on the utility model. In the drawings:

[0016] Figure 1 It is the structural schematic view of the bench worker's clamp in the utility model;

[0017] Figure 2 It is the structural schematic view of the base in the utility model;

[0018] Figure 3 It is the structural schematic view of the combination of the rotating disc and the first supporting block in the utility model;

[0019] Figure 4 It is the structural schematic view of the second supporting block in the utility model;

[0020] Figure 5 It is the structural schematic view of the third supporting block in the utility model;

[0021] Figure 6 It is the structural schematic view of the first elastic adjustment mechanism in the utility model;

[0022] Figure 7 It is the structural schematic view of the second elastic adjustment mechanism in the utility model;

[0023] Figure 8Is the structure schematic view of the fixed clamping block in the utility model.

[0024] Figure 9 Is the structure schematic view of the fixed clamping block in the utility model.

[0025] Figure 10 Is the structure schematic view of the fixed clamping block in the utility model.

[0026] Figure 11 Is the structure schematic view of the fixed clamping block in the utility model.

[0027] In the drawing, the base 1, the base plate 101, the compression ring 102, the outer thread ring 103, the rotating disc 2, the first support block 3, the first hinged hole 301, the first limiting groove 302, the first tension adjusting mechanism 4, the first hinged shaft 401, the first round nut 402, the first limiting block 403, the first threaded column 404, the second support block 5, the second hinged hole 501, the third hinged hole 502, the second limiting groove 503, the second tension adjusting mechanism 6, the second hinged shaft 601, the second round nut 602, the second limiting block 603, the second threaded column 604, the third support block 7, the fourth hinged hole 701, the support plate 8, the swallow tail groove 801, the fixed clamping block 9, the lead screw nut 10, the lead screw 11, the flange 1101, the through hole 1102, the movable clamping block 12, the swallow tail block 1201, the limiting plate 13, the driving wrench 14, the handle 1401, the pin column 1402, the wrench insertion hole 15, and the level bubble 16. DETAILED DESCRIPTION

[0028] The utility model will be described in detail below with reference to the drawings and in combination with the embodiments.

[0029] As Figures 1 to 11 shown, a three-dimensional adjusting type bench worker clamp includes a base 1, a driving wrench 14, and a movable clamping block 12.

[0030] The driving wrench 14 includes a cylindrical handle 1401 and a cylindrical pin column 1402. The pin column 1402 is fixedly connected to the center of the head of the handle 1401. The head edge of the pin column 1402 is rounded, and the tail end of the handle 1401 is spherical.

[0031] The base 1 comprises a square bottom plate 101, a circular ring-shaped pressing ring 102, the top end of the bottom plate 101 is fixedly connected with an outer threaded ring 103, the inner side wall of the pressing ring 102 is provided with an inner thread, the inner thread is screwed with the outer threaded ring 103 so that the pressing ring 102 is screwed on the outer threaded ring 103, the rotating disc 2 is clamped between the pressing ring 102 and the bottom plate 101, the first supporting block 3 passes through the circular hole in the center of the pressing ring 102, a plurality of wrench insertion holes 15 arranged in a circular array are formed in the outer side wall of the pressing ring 102, and the wrench insertion holes 15 are matched with the driving wrench 14.

[0032] The rotating disc can be freely rotated by loosening the pressing ring by the driving wrench 14, and the rotating disc can be clamped by the pressing ring and the bottom plate by tightening the pressing ring by the driving wrench 14.

[0033] The top end of the rotating disc 2 is fixedly connected with the first supporting block 3, the first supporting block 3 is connected with a second supporting block 5 through a first tension adjusting mechanism 4, specifically, the top of the first supporting block 3 is semicircular, the upper part of the first supporting block 3 is provided with a first hinged hole 301, the first hinged hole 301 is provided with a first limiting groove 302 at the end away from the second supporting block 5, the bottom of the second supporting block 5 is semicircular, the lower part of the second supporting block 5 is provided with a second hinged hole 501, the first tension adjusting mechanism 4 comprises a first hinged shaft 401, a first circular nut 402, the tail of the first hinged shaft 401 is fixedly connected with a first limiting block 403, the head of the first hinged shaft is fixedly connected with a first threaded column 404, the first hinged shaft 401 is rotatably installed in the first hinged hole 301 and the second hinged hole 501, the first limiting block 403 is clamped in the first limiting groove 302, the first circular nut 402 is screwed on the first threaded column 404, a plurality of evenly distributed wrench insertion holes 15 are formed in the outer side wall of the first circular nut 402, and the wrench insertion holes 15 are matched with the driving wrench 14.

[0034] The second supporting block can be flipped along the long axis direction of the supporting plate by loosening the first circular nut by the driving wrench 14, and the second supporting block can be clamped by the first circular nut and the first supporting block by tightening the first circular nut by the driving wrench.

[0035] The second supporting block 5 is connected with a third supporting block 7 through a second tension adjusting mechanism 6. Specifically, the top of the second supporting block 5 is semicircular, the upper portion of the second supporting block 5 is provided with a third hinge hole 502 penetrating therethrough, the central axis of the third hinge hole 502 is perpendicular to the central axis of the second hinge hole 501, the head of the third hinge hole 502 away from the third supporting block 7 is provided with a second limiting groove 503, the bottom of the third supporting block 7 is semicircular, the middle portion of the third supporting block 7 is provided with a fourth hinge hole 701 penetrating therethrough, the second tension adjusting mechanism 6 comprises a second hinge shaft 601, a second circular nut 602, the tail of the second hinge shaft 601 is fixedly connected with a second limiting block 603, the head of the second hinge shaft 601 is fixedly connected with a second threaded column 604, the second hinge shaft 601 is rotatably installed in the third hinge hole 502 and the fourth hinge hole 701, the second limiting block 603 is clamped in the second limiting groove 503, the second circular nut 602 is screwed on the second threaded column 604, a plurality of evenly distributed wrench insertion holes 15 are formed in the outer side wall of the second circular nut 602, and the wrench insertion holes 15 are matched with the driving wrench 14.

[0036] The third supporting block can be flipped along the short axis direction of the supporting block by loosening the second circular nut with the driving wrench 14, and the third supporting block can be clamped by the second circular nut and the second supporting block by tightening the second circular nut with the driving wrench.

[0037] A supporting plate 8 is installed at the top end of the third supporting block 7, a fixed clamping block 9 is installed at one end of the supporting plate 8, a lead screw nut 10 is installed at the other end of the supporting plate 7, a lead screw 11 is screwed in the lead screw nut 10, a limiting plate 13 is installed at the back middle portion of the movable clamping block 12, the head of the lead screw 11 is provided with a flange 1101 rotatably installed between the limiting plate 13 and the movable clamping block 12, and the tail of the lead screw 11 is provided with a through hole 1102 matched with the driving wrench 14. The movable clamping block 12 is moved along the long axis direction of the supporting plate by rotating the lead screw with the driving wrench 14, so as to clamp or loosen the workpiece by cooperating with the fixed clamping block.

[0038] A dovetail groove 801 is formed at the top end center of the supporting plate 8 along the long axis direction thereof, a dovetail block 1201 is arranged at the bottom end middle portion of the movable clamping block 12, and the dovetail block 1201 is slidably matched with the dovetail groove 801, so as to prevent the movable clamping block from shaking during movement.

[0039] A bubble level 16 is embeddedly installed at the top end center of the lead screw nut 10.

[0040] In order to increase the friction between the first support block 3 and the second support block 5, the side of the first support block 3 in contact with the second support block 5 is provided with a plurality of first anti-skid lines arranged in a ring array, and the side of the second support block 5 in contact with the first support block 3 is provided with a plurality of second anti-skid lines arranged in a ring array; in order to increase the friction between the second support block 5 and the third support block 7, the side of the second support block 5 in contact with the third support block 7 is provided with a plurality of third anti-skid lines arranged in a ring array, and the side of the third support block 7 in contact with the second support block 5 is provided with a plurality of fourth anti-skid lines arranged in a ring array; in order to increase the friction between the rotating disc 2 and the compression ring, the top end of the rotating disc 2 is a rough surface.

[0041] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application.

Claims

1. A three-dimensionally adjustable bench vise, characterized by: The utility model provides a drive wrench, movable clamp block, the base is installed with the turntable that can rotate horizontally, the top center of turntable is fixed with first support block, first support block is connected with a second support block through first tightness adjusting mechanism, second support block is connected with a third support block through second tightness adjusting mechanism, the top of third support block is installed with a support plate, one end of support plate is installed with fixed clamp block, the other end of support plate is installed with screw nut, screw nut is screwed with screw rod, the back middle part of movable clamp block is installed with limit plate, the head of screw rod is provided with the flange that rotates and installs between limit plate and movable clamp block, the tail of screw rod is set up with the through -hole that is inserted with drive wrench, the base, first tightness adjusting mechanism, second tightness adjusting mechanism are all set up with wrench insertion hole that is inserted with drive wrench.

2. The bench clamp according to claim 1, wherein: The base includes a square bottom plate and a circular ring-shaped compression ring. The top end of the bottom plate is fixedly connected with an external thread ring. The inner side wall of the compression ring is provided with an internal thread. The internal thread is screwed with the external thread ring so that the compression ring is screwed on the external thread ring. The turntable is between the compression ring and the bottom plate. The first support block passes through the center hole of the compression ring. The outer side wall of the compression ring is provided with a plurality of wrench insertion holes arranged in an annular array.

3. The bench clamp of claim 1, wherein: The top of the first support block is semicircular. The upper part of the first support block is provided with a through first hinge hole. The head of the first hinge hole is provided with a first limiting groove away from the second support block. The bottom of the second support block is semicircular. The lower part of the second support block is provided with a through second hinge hole. The first tightness adjusting mechanism includes a first hinge shaft, a first circular nut. The tail of the first hinge shaft is fixedly connected with a first limiting block. The head of the first hinge shaft is fixedly connected with a first threaded column. The first hinge shaft is rotatably installed in the first hinge hole and the second hinge hole. The first limiting block is clamped in the first limiting groove. The first circular nut is screwed on the first threaded column. The outer side wall of the first circular nut is provided with a plurality of uniformly distributed wrench insertion holes.

4. The bench clamp according to claim 3, wherein: The top of the second support block is semicircular. The upper part of the second support block is provided with a through third hinge hole. The central axis of the third hinge hole is perpendicular to the central axis of the second hinge hole. The head of the third hinge hole is provided with a second limiting groove away from the third support block. The bottom of the third support block is semicircular. The middle part of the third support block is provided with a through fourth hinge hole. The second tightness adjusting mechanism includes a second hinge shaft and a second circular nut. The tail of the second hinge shaft is fixedly connected with a second limiting block. The head of the second hinge shaft is fixedly connected with a second threaded column. The second hinge shaft is rotatably installed in the third hinge hole and the fourth hinge hole. The second limiting block is clamped in the second limiting groove. The second circular nut is screwed on the second threaded column. The outer side wall of the second circular nut is provided with a plurality of uniformly distributed wrench insertion holes.

5. The bench clamp according to claim 4, wherein: The side of the first supporting block in contact with the second supporting block is provided with a plurality of first anti-skid lines arranged in a ring array, the side of the second supporting block in contact with the first supporting block is provided with a plurality of second anti-skid lines arranged in a ring array, the side of the second supporting block in contact with the third supporting block is provided with a plurality of third anti-skid lines arranged in a ring array, and the side of the third supporting block in contact with the second supporting block is provided with a plurality of fourth anti-skid lines arranged in a ring array.

6. The bench clamp of claim 1, wherein: The top end of the supporting plate is provided with a dovetail groove arranged along the long axis direction, and the bottom end of the movable clamping block is provided with a dovetail block which is in sliding fit with the dovetail groove.

7. The bench clamp of claim 1, wherein: The driving wrench comprises a cylindrical handle and a cylindrical pin column, the pin column is fixedly connected at the center of the head of the handle, the head edge of the pin column is rounded, and the tail end of the handle is spherical.

8. The bench clamp of claim 1, wherein: A level bubble is embeddedly installed at the center of the top end of the lead screw nut.

9. The bench clamp of claim 1, wherein: The top end of the rotating disc is a rough surface.

Images