Clamp for machining conical rod

Abstract

The utility model discloses a clamp for machining a conical rod. The clamp comprises a clamp base, clamp assemblies are arranged on the top of the clamp base in a left-right symmetry mode, each clamp assembly comprises connecting plates arranged in a front-back symmetry mode, a clamp plate is arranged between the two connecting plates, the two ends of the clamp plate are rotationally connected with the corresponding connecting plates through connecting shafts, and locking mechanisms are arranged on the connecting plates. The locking mechanism is used for locking / unlocking the clamp plates, a gripper assembly is arranged on the opposite sides of the two clamp plates, the gripper assembly comprises a plurality of rotary grippers, the rotary grippers are rotationally connected with the corresponding clamp plates, and the rotary grippers are used for gripping the ends of the conical rods. According to the utility model, the conical rod can be positioned and clamped, so that the side wall of the clamped conical rod is convenient for a printing device to print.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a clamp for processing a tapered rod. Background Art

[0002] Conical rods are widely used, and well-known conical rods include billiard rods and golf balls. The surface of such conical rods needs to be printed with patterns according to the needs of users, but in the prior art, the printing device can only print on a flat surface, and the side wall surface of the conical rod is inclined, so it is difficult to print on the side wall of the conical rod. Summary of the invention

[0003] In order to solve the above technical problems, the utility model provides a clamp for processing a tapered rod, which can position and clamp the tapered rod so that the side wall of the clamped tapered rod is convenient for printing by a printing device.

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

[0005] The utility model discloses a clamp for processing a tapered rod, comprising a clamp seat, a clamp assembly being symmetrically arranged on the top of the clamp seat, the clamp assembly comprising connecting plates being symmetrically arranged front and back, a clamp plate being arranged between the two connecting plates, both ends of the clamp plate being rotatably connected to the corresponding connecting plates via connecting shafts, a locking mechanism being arranged on the connecting plates, the locking mechanism being used to lock / unlock the clamp plates, a gripping head assembly being arranged on the opposite side of the two clamp plates, the gripping head assembly comprising a plurality of rotating gripping heads, the rotating gripping heads being rotatably connected to the corresponding clamp plates, and the rotating gripping heads being used to grip the ends of the tapered rods.

[0006] In this scheme, the two ends of the tapered rod to be processed are respectively inserted into the rotating gripper so that the rotating gripper clamps the cone, and the fixture plates on both sides are flipped so that the fixture plates drive the rotating gripper on the corresponding side to tilt, and the rotating gripper drives the corresponding side of the tapered rod to tilt, and finally the generatrix of the side wall of the tapered rod is adjusted to a horizontal state. After the fixture plate is flipped, it is locked by a locking mechanism, and the rotating gripper is rotatably connected to the corresponding fixture plate, and the tapered rod can be driven to rotate by the rotating gripper, which is convenient for subsequent processing.

[0007] Preferably, the locking mechanism includes an arc-shaped hole symmetrically arranged on the connecting plate, and the clamp plate is provided with a locking hole at a position relative to the arc-shaped hole. A locking bolt is threadedly connected to the locking hole, the screw of the locking bolt passes through the arc-shaped hole, and the nut of the locking bolt is located on the outside of the connecting plate.

[0008] Preferably, the arc center of the arc-shaped hole is located on the axis of the connecting shaft.

[0009] Preferably, the rotating grab head includes a grab head body and a rotating shaft, the rotating shaft is arranged in a left-right direction, and the grab head body is provided with a positioning groove for positioning the end of the tapered rod on the side corresponding to the tapered rod, and the clamp plate is provided with a rotating hole corresponding to the position of the rotating shaft, the rotating shaft passes through the rotating hole and is rotatably connected to the rotating hole, the grab head body on the left side is coaxially connected to the right end of the left rotating shaft, and the grab head body on the right side is sleeved on the rotating shaft on the right side and can slide axially along the rotating shaft, and a spring is provided on the rotating shaft on the right side, and the spring is located between the grab head body and the clamp plate.

[0010] Preferably, a displacement assembly is provided between the clamp assembly on the right side and the clamp seat, the displacement assembly includes a clamp connecting plate and a slide rail assembly arranged on the top of the clamp seat, a lifting device is provided between the bottom of the two connecting plates on the right side and the clamp connecting plate, the lifting device is used to synchronously lift / lower the two connecting plates, the slide rail assembly includes slide rails symmetrically arranged on the clamp seat front and back, the slide rails are arranged in left and right directions, and sliders are symmetrically arranged on the bottom of the clamp connecting plate front and back, the sliders can slide along the corresponding slide rails, and a positioning mechanism for positioning the position of the clamp connecting plate is also provided on the right side of the clamp seat.

[0011] Preferably, the positioning mechanism includes a positioning seat arranged on the right side of the top of the clamp seat. The positioning seat is located between the two slide rails. A notch for accommodating the positioning seat is provided on the right side of the clamp connecting plate. A threaded hole is provided on the positioning seat. The threaded hole is arranged in a left-right direction. A positioning bolt is threadedly connected to the threaded hole.

[0012] Different types of tapered rods have different lengths. Before processing the tapered rod, the positioning bolt needs to be rotated so that the positioning bolt is inserted into the notch and squeezed with the notch, driving the fixture connecting plate to slide to the left along the slide rail, so that the fixture connecting plate drives the fixture assembly on the right to approach the fixture assembly on the left, so that the two fixture assemblies are adjusted to adapt to the position of the current tapered rod.

[0013] Preferably, the rotating grabbing heads are arranged in a straight line from front to back.

[0014] Preferably, the front and rear ends of the clamp connecting plate are provided with an adjustment threaded hole group, and the adjustment threaded hole group includes adjustment threaded holes symmetrically arranged on the left and right. The connecting plate is provided with longitudinal adjustment strip holes corresponding to the positions of the adjustment threaded holes. The adjustment threaded holes are threadedly connected with adjustment bolts. The screw rod of the adjustment bolt passes through the corresponding adjustment strip hole, and the nut of the adjustment bolt is located on the outside of the connecting plate.

[0015] Preferably, the clamp assembly on the left side is further provided with a driving device, a transmission wheel is coaxially connected to the rotating shaft on the left side, and the driving device is power-connected to the transmission wheel via a transmission belt.

[0016] After the two ends of the tapered rod are clamped by the rotating gripper, the two connecting plates on the right are pulled up so that the two connecting plates drive the fixture plate on the right to rise, and the tapered rod enters a tilting state. The two ends of the tapered rod drive the corresponding fixture plate to tilt through the rotating chuck on the corresponding side. When the generatrix of the side wall of the tapered rod is in a horizontal state, stop pulling up the two connecting plates on the right, screw the adjustment bolt into the corresponding adjustment threaded hole to lock the two connecting plates with the fixture connecting plate, and then screw the locking bolt into the corresponding locking hole so that the nut of the locking bolt is in close contact with the corresponding connecting plate, so that the fixture plate and the corresponding two connecting plates enter a locked state. The driving device drives the transmission wheel on the corresponding rotating shaft through the transmission belt to rotate the shaft. The rotation of the transmission wheel drives the corresponding rotating shaft to rotate. The rotation of the rotating shaft drives the rotating chuck at the end of the rotating shaft and the tapered rod to rotate synchronously. When the tapered rod rotates, the generatrix on its side wall is always in a horizontal state, which is convenient for subsequent processing.

[0017] The beneficial effects of the utility model are as follows: the clamp assembly can clamp the tapered rod and adjust the generatrix of its side wall to a horizontal state; the driving device can drive the clamped tapered rod to rotate, which is convenient for subsequent processing; the positioning mechanism cooperates with the displacement assembly so that the two clamp assemblies can clamp tapered rods of different lengths. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 yes Figure 1 A partial enlarged view of the middle A;

[0020] Figure 3 yes Figure 1 A partial enlarged view of point B in the middle;

[0021] Figure 4 It is a right view structural schematic diagram of the utility model;

[0022] Figure 5 yes Figure 4 A partial enlarged view of point C in the middle.

[0023] In the figure: 1. clamp seat, 2. clamp assembly, 21. connecting plate, 22. clamp plate, 23. connecting shaft, 3. locking mechanism, 31. arc hole, 32. locking bolt, 4. rotating grab head, 41. grab head body, 411. positioning groove, 42. rotating shaft, 43. spring, 5. driving device, 51. transmission wheel, 52. transmission belt, 6. displacement assembly, 61. clamp connecting plate, 62. slider, 7. slide rail assembly, 71. slide rail, 8. positioning mechanism, 81. positioning seat, 82. positioning bolt, 9. tapered rod. DETAILED DESCRIPTION

[0024] The technical solution of the utility model is further specifically described below through embodiments and in conjunction with the accompanying drawings.

[0025] Embodiment: A fixture for processing a tapered rod in this embodiment, such as Figures 1 to 5 As shown, it includes a fixture seat 1, and a fixture assembly 2 is symmetrically arranged on the top of the fixture seat 1. The fixture assembly 2 includes a connecting plate 21 symmetrically arranged front and back, and a fixture plate 22 is arranged between the two connecting plates 21. The two ends of the fixture plate 22 are rotatably connected to the corresponding connecting plate 21 through a connecting shaft 23. A locking mechanism 3 is arranged on the connecting plate 21. A gripper assembly is arranged on the opposite side of the two fixture plates 22. The gripper assembly includes three rotating grippers 4. The rotating grippers 4 are rotatably connected to the corresponding fixture plates 22. The locking mechanism 3 includes an arc hole 31 symmetrically arranged on the connecting plate 21 from top to bottom. A locking hole is arranged at a position relative to the arc hole 31. A locking bolt 32 is threadedly connected in the locking hole. The screw of the locking bolt 32 passes through the arc hole 31, and the nut of the locking bolt 32 is located on the outside of the connecting plate 21. The arc center of the arc hole 31 is located on the axis of the connecting shaft 23. The three rotating grippers are arranged in a straight line from front to back.

[0026] The rotating grabber 4 includes a grabber body 41 and a rotating shaft 42. The rotating shaft 42 is arranged to run left and right. A positioning groove 411 for positioning the end of the tapered rod is provided on the side of the grabber body 41 corresponding to the tapered rod. A rotating hole is provided on the clamp plate 22 corresponding to the rotating shaft position. The rotating shaft 42 passes through the rotating hole and is rotatably connected to the rotating hole. The grabber body 41 on the left is coaxially connected to the right end of the left rotating shaft 42. The grabber body 41 on the right is sleeved on the right rotating shaft 42 and can slide axially along the rotating shaft 42. A spring 43 is provided on the right rotating shaft 42. The spring 43 is located between the grabber body 41 and the clamp plate 22.

[0027] A driving device 5 is also provided on the fixture assembly 2 on the left side. A transmission wheel 51 is coaxially connected to the rotating shaft 42 on the left side. The driving device 5 is connected to the transmission wheel 51 through a transmission belt 52 .

[0028] A displacement assembly 6 is provided between the clamp assembly 2 and the clamp seat 1 on the right side. The displacement assembly 6 includes a clamp connecting plate 61 and a slide rail assembly 7 provided on the top of the clamp seat 1. A lifting device is provided between the bottom of the two connecting plates 21 on the right side and the clamp connecting plate 61. The slide rail assembly 7 includes a slide rail 71 symmetrically provided on the clamp seat 1 in the front and back direction. The slide rail 71 is arranged in a left-right direction. A slider 62 is symmetrically provided at the bottom of the clamp connecting plate 61 in the front and back direction. The slider 62 can slide along the corresponding slide rail 71. A positioning mechanism 8 is also provided on the right side of the clamp seat 1. The positioning mechanism 8 includes a positioning seat 81 provided on the right side of the top of the clamp seat 1. The positioning seat 81 is located between the two slide rails 71. A notch for accommodating the positioning seat 81 is provided on the right side of the clamp connecting plate 61. A threaded hole is provided on the positioning seat 81. The threaded hole is arranged in a left-right direction. A positioning bolt 82 is threadedly connected in the threaded hole.

[0029] An adjustment threaded hole group is provided at the front and rear ends of the clamp connecting plate 61, and the adjustment threaded hole group includes adjustment threaded holes arranged symmetrically on the left and right. The connecting plate is provided with longitudinal adjustment strip holes at the positions corresponding to the adjustment threaded holes. The inner threads of the adjustment threaded holes are connected with adjustment bolts. The screw of the locking bolt passes through the corresponding adjustment strip hole, and the nut of the adjustment bolt is located on the outside of the connecting plate.

[0030] In this solution, the positioning bolt is rotated according to the length of the tapered rod so that it extends into the notch and is squeezed with the notch, driving the clamp connecting plate to slide to the left along the slide rail to a position that adapts to the current tapered rod, and the right end of the tapered rod is abutted against the grab head body on the right, driving the grab head body to slide to the right along the rotating shaft and squeeze the spring, and then the left end of the tapered rod is abutted against the grab head body on the left, so that the two ends of the tapered rod are squeezed and clamped by the grab head body on the corresponding side.

[0031] After the two ends of the tapered rod are clamped by the rotating gripper, the two connecting plates on the right are pulled up so that the two connecting plates drive the fixture plate on the right to rise, and the tapered rod enters a tilting state. The two ends of the tapered rod drive the corresponding fixture plate to tilt through the rotating chuck on the corresponding side. When the generatrix of the side wall of the tapered rod is in a horizontal state, stop pulling up the two connecting plates on the right, screw the adjustment bolt into the corresponding adjustment threaded hole to lock the two connecting plates with the fixture connecting plate, and then screw the locking bolt into the corresponding locking hole so that the nut of the locking bolt is in close contact with the corresponding connecting plate, so that the fixture plate and the corresponding two connecting plates enter a locked state. The driving device drives the transmission wheel on the corresponding rotating shaft through the transmission belt to rotate the shaft. The rotation of the transmission wheel drives the corresponding rotating shaft to rotate. The rotation of the rotating shaft drives the rotating chuck at the end of the rotating shaft and the tapered rod to rotate synchronously. When the tapered rod rotates, the generatrix on its side wall is always in a horizontal state, which is convenient for subsequent processing.

Claims

1. A fixture for processing a tapered rod, characterized in that: The invention comprises a clamp seat (1), wherein a clamp assembly (2) is symmetrically arranged on the top of the clamp seat (1), wherein the clamp assembly (2) comprises a connecting plate (21) symmetrically arranged front and back, wherein a clamp plate (22) is arranged between the two connecting plates (21), wherein both ends of the clamp plate (22) are rotatably connected to the corresponding connecting plates (21) via a connecting shaft (23), wherein a locking mechanism (3) is arranged on the connecting plate (21), wherein the locking mechanism (3) is used to lock / unlock the clamp plate (22), wherein a gripping head assembly is arranged on the opposite side of the two clamp plates (22), wherein the gripping head assembly comprises a plurality of rotating gripping heads (4), wherein the rotating gripping heads (4) are rotatably connected to the corresponding clamp plates (22), and wherein the rotating gripping heads (4) are used to grip the ends of the conical rods.

2. The tapered rod processing fixture according to claim 1, characterized in that: The locking mechanism (3) comprises an arc-shaped hole (31) symmetrically arranged on the connecting plate (21) in an upper and lower direction, the clamp plate (22) is provided with a locking hole at a position relative to the arc-shaped hole (31), a locking bolt (32) is threadedly connected to the locking hole, the screw rod of the locking bolt (32) passes through the arc-shaped hole (31), and the nut of the locking bolt (32) is located outside the connecting plate (21).

3. The tapered rod processing fixture according to claim 2, characterized in that: The arc center of the arc-shaped hole (31) is located on the axis of the connecting shaft (23).

4. The jig for processing a tapered rod according to claim 1, characterized in that: The rotating gripper (4) comprises a gripper body (41) and a rotating shaft (42), wherein the rotating shaft (42) is arranged in a left-right direction, and a positioning groove (411) for positioning the end of the tapered rod is provided on one side of the gripper body (41) corresponding to the tapered rod, and a rotating hole is provided on the fixture plate (22) corresponding to the rotating shaft position, and the rotating shaft (42) passes through the rotating hole and is rotatably connected to the rotating hole, the gripper body (41) located on the left side is coaxially connected to the right end of the left rotating shaft (42), and the gripper body (41) located on the right side is sleeved on the right rotating shaft (42) and can slide axially along the rotating shaft (42), and a spring (43) is provided on the right rotating shaft (42), and the spring (43) is located between the gripper body (41) and the fixture plate (22).

5. The jig for processing a tapered rod according to claim 1, 2, 3 or 4, characterized in that: A displacement assembly (6) is provided between the clamp assembly (2) located on the right side and the clamp seat (1), the displacement assembly (6) comprising a clamp connecting plate (61) and a slide rail assembly (7) arranged on the top of the clamp seat (1), the slide rail assembly (7) comprising a slide rail (71) symmetrically arranged on the clamp seat (1) in a front-to-back direction, the slide rail (71) being arranged in a left-right direction, a slide block (62) being symmetrically arranged at the bottom of the clamp connecting plate (61), the slide block (62) being able to slide along the corresponding slide rail (71), and a positioning mechanism (8) for positioning the position of the clamp connecting plate (61) is also provided on the right side of the clamp seat (1).

6. The jig for processing a tapered rod according to claim 5, characterized in that: The positioning mechanism (8) comprises a positioning seat (81) arranged on the right side of the top of the clamp seat (1), the positioning seat (81) is located between the two slide rails (71), a notch for accommodating the positioning seat (81) is provided on the right side of the clamp connecting plate (61), a positioning threaded hole is provided on the positioning seat (81), the positioning threaded hole is arranged in a left-right direction, and a positioning bolt (82) is threadedly connected to the inner thread of the threaded hole.

7. The jig for processing a tapered rod according to claim 1, characterized in that: The rotating grabbing heads (4) are arranged in a straight line from front to back.

8. The jig for processing a tapered rod according to claim 5, characterized in that: The front and rear ends of the clamp connecting plate (61) are provided with adjustment threaded hole groups, the adjustment threaded hole groups include adjustment threaded holes that are symmetrically arranged on the left and right, the connecting plate is provided with longitudinal adjustment bar holes at positions corresponding to the adjustment threaded holes, the adjustment threaded holes are threadedly connected with adjustment bolts, the screw rods of the adjustment bolts pass through the corresponding adjustment bar holes, and the nuts of the adjustment bolts are located on the outside of the connecting plate.

9. The jig for processing a tapered rod according to claim 8, characterized in that: A driving device (5) is also provided on the clamp assembly (2) on the left side, and a transmission wheel (51) is coaxially connected to the rotating shaft (42) on the left side. The driving device (5) is connected to the transmission wheel (51) through a transmission belt (52).

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