High-precision rapid positioning die clamp

Abstract

The utility model relates to the technical field of clamps, in particular to a high-precision quick-positioning die clamp which comprises a shell, positioning mechanisms are symmetrically arranged at the positions, close to the left side and the right side, of the upper portion of the shell, each positioning mechanism comprises a rotating motor, and an output shaft of each rotating motor is coaxially connected with a two-way threaded rod. The rear ends of the two-way threaded rods penetrate through the front ends of the moving seats corresponding to the two-way threaded rods in position, sliding blocks are symmetrically connected to the positions, close to the front side and the rear side, of the two-way threaded rods in a threaded mode, the sliding blocks are slidably connected with the inner walls of the mounting grooves corresponding to the sliding blocks in position, clamping plates are fixedly connected to the inner side surfaces of the sliding blocks through bolts, and positioning plates are fixedly welded to the inner side surfaces of the clamping plates. According to the high-precision rapid positioning die clamp, the double-rod hydraulic cylinder, the moving frame, the moving seat and the positioning mechanism are arranged, so that the device can prevent a die from shifting in the fixing process, and the die can be conveniently fixed to the center of the top of the workbench.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a high-precision and fast-positioning mold clamp. Background Art

[0002] A fixture is a device used to fix the object to be processed during the mechanical manufacturing process so that it occupies the correct position for construction or inspection. A fixture is a device used to fix the object to be processed during the mechanical manufacturing process so that it occupies the correct position for construction or inspection. It is also called a clamp.

[0003] A high-precision and fast-positioning hydraulic clamp with publication number CN217097450U relates to the technical field of hydraulic clamps. It includes a hydraulic cylinder, which is installed on the top of a top plate, a support column is fixed to the bottom of the top plate, a bottom plate is fixed to the bottom of the support column, a slide plate is fixed to the bottom of the hydraulic cylinder, a transmission mechanism is arranged on the slide plate, and the transmission mechanism includes a rubber plate, and a transmission rod is fixed to the top of the rubber plate. After the workpiece is clamped, the high-precision and fast-positioning hydraulic clamp will cause the rubber plate to squeeze the transmission rod and move it into the slide plate, and through the cooperation of the movable rod, the moving rod, the limiting mechanism and the latching teeth, the clamping block can be stuck into the latching teeth, so that the clamping block is limited and cannot move downward, and the slide plate and the rubber plate are fixed and do not continue to move downward, so as to stop applying the extrusion force to the workpiece, and prevent the extrusion force applied to the workpiece from being too large, causing damage to the workpiece.

[0004] Although this device can prevent excessive extrusion force on the workpiece, causing damage to the workpiece, it cannot prevent the mold from shifting during the fixation process, and cannot conveniently fix the mold at the center of the top of the workbench. In view of this, we propose a high-precision and fast positioning mold fixture. Utility Model Content

[0005] The purpose of the utility model is to provide a high-precision and fast-positioning mold fixture to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A high-precision and fast positioning mold fixture includes a shell, and a positioning mechanism is symmetrically provided at the position above the shell near the left and right sides. The positioning mechanism includes a rotating motor, and the rotating motor and the front surface of a moving seat corresponding to its position are fixedly connected by bolts. The output shaft of the rotating motor is coaxially connected with a bidirectional threaded rod, and the rear end of the bidirectional threaded rod passes through the front end of the moving seat corresponding to its position. The bidirectional threaded rod is symmetrically threaded with sliders near the front and rear sides, and the slider is slidably connected to the inner wall of the installation groove corresponding to its position. The inner surface of the slider is fixedly connected with a clamping plate by bolts, and the inner surface of the clamping plate is welded and fixed with a positioning plate.

[0008] Preferably, the top of the shell is fixedly connected to a workbench by bolts, and limiting grooves are symmetrically provided at positions near left and right sides of the top of the workbench.

[0009] Preferably, mounting plates are symmetrically welded and fixed at the left and right ends of the housing, and threaded holes are symmetrically opened at the top of the mounting plate near the front and rear sides.

[0010] Preferably, a double-rod hydraulic cylinder is fixedly connected to the bottom of the inner wall of the housing by bolts, and two piston rod ends of the double-rod hydraulic cylinder are fixedly connected to a moving frame by bolts respectively.

[0011] Preferably, the movable frame is slidably connected to an inner wall of a limiting groove corresponding to its position, and the top of the movable frame is fixedly connected to a movable seat by bolts.

[0012] Preferably, a mounting groove is provided at the bottom of the movable seat, and a rubber pad is provided between the two movable seats.

[0013] Preferably, the bottom of the rubber pad is fixed to the top of the workbench by glue, and the rubber pad is made of rubber.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. This high-precision and fast-positioning mold fixture can prevent the mold from shifting during the fixing process by setting a double-rod hydraulic cylinder, a moving frame and a moving seat, and can conveniently fix the mold at the top center of the workbench;

[0016] 2. The high-precision and fast-positioning mold fixture can prevent the mold from shifting during the fixing process by setting a positioning mechanism, and can conveniently fix the mold at the center of the top of the workbench. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0019] Figure 3 It is a cross-sectional structural schematic diagram of the movable seat in the utility model;

[0020] Figure 4 It is a structural schematic diagram of the positioning mechanism in the utility model.

[0021] The meaning of each title in the figure is:

[0022] 1. Shell; 11. Workbench; 12. Limiting groove; 13. Mounting plate; 14. Threaded hole; 15. Double-rod hydraulic cylinder; 16. Moving frame; 17. Moving seat; 18. Mounting groove; 19. Rubber pad;

[0023] 2. Positioning mechanism; 21. Rotating motor; 22. Bidirectional threaded rod; 23. Slider; 24. Clamp; 25. Positioning plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0026] The high-precision and fast positioning mold fixture includes a shell 1, the top of which is fixedly connected to a workbench 11 by bolts, and the top of the workbench 11 is symmetrically provided with limiting grooves 12 near the left and right sides to limit the moving direction of the moving frame 16.

[0027] Specifically, mounting plates 13 are symmetrically welded and fixed at the left and right ends of the housing 1, and threaded holes 14 are symmetrically opened at the top of the mounting plate 13 near the front and rear sides to facilitate users to fix the device to a designated position.

[0028] Furthermore, a double-rod hydraulic cylinder 15 is fixedly connected to the bottom of the inner wall of the housing 1 by bolts, and is used to drive two moving frames 16 to move in opposite directions at the same speed at the same time.

[0029] Specifically, the ends of the two piston rods of the double-rod hydraulic cylinder 15 are respectively fixedly connected to the moving frame 16 by bolts, and the moving frame 16 is slidably connected to the inner wall of the limiting groove 12 corresponding to its position to drive the moving seat 17 to move.

[0030] Specifically, the top of the moving frame 16 is fixedly connected to the moving seat 17 by bolts, and the bottom of the moving seat 17 is provided with a mounting groove 18 for limiting the moving direction of the slider 23 .

[0031] It should be supplemented that a rubber pad 19 is provided between the two movable seats 17 , and the bottom of the rubber pad 19 is bonded and fixed to the top of the workbench 11 by glue. The rubber pad 19 is made of rubber material and is used to place the mold.

[0032] As a preferred embodiment of the present invention, a positioning mechanism 2 is symmetrically provided above the outer shell 1 near the left and right sides. The positioning mechanism 2 includes a rotating motor 21. The rotating motor 21 and the front surface of the movable seat 17 corresponding to its position are fixedly connected by bolts to drive the bidirectional threaded rod 22 to rotate.

[0033] Specifically, the output shaft of the rotating motor 21 is coaxially connected to a bidirectional threaded rod 22, the rear end of the bidirectional threaded rod 22 passes through the front end of the movable seat 17 corresponding to its position, and the bidirectional threaded rod 22 is symmetrically provided with threads with opposite thread directions near the front and rear sides, so that when the bidirectional threaded rod 22 rotates, the two sliders 23 connected to it move in opposite directions at the same speed.

[0034] Specifically, the bidirectional threaded rod 22 is symmetrically threaded with sliders 23 near the front and rear sides. The sliders 23 are slidably connected to the inner wall of the mounting groove 18 corresponding to the position thereof to drive the clamping plate 24 to move.

[0035] Specifically, a clamping plate 24 is fixedly connected to the inner surface of the slider 23 by bolts to clamp the mold and drive the positioning plate 25 to move. A positioning plate 25 is welded and fixed to the inner surface of the clamping plate 24 to drive the mold to move to the top center of the workbench 11.

[0036] During specific use, the user first places the mold on the top of the rubber pad 19, controls the two piston rods of the double-rod hydraulic cylinder 15 to shorten, thereby respectively driving the two moving frames 16 to move in the direction close to the mold, thereby respectively driving the two moving seats 17 to move in the direction close to the mold, thereby respectively driving the two bidirectional threaded rods 22 to move in the direction close to the mold, thereby respectively driving the four sliders 23 to move in the direction close to the mold in the X-axis direction, thereby respectively driving the four clamping plates 24 to move in the direction close to the mold in the X-axis direction;

[0037] Until the inner surfaces of the four clamping plates 24 are respectively in contact with the outer wall of the mold, the two piston rods of the double-rod hydraulic cylinder 15 are stopped from being shortened, and the two rotary motors 21 are respectively turned on, so that the two rotary motors 21 respectively drive the two bidirectional threaded rods 22 to rotate, thereby respectively driving the four sliders 23 to move in the Y-axis direction toward the mold, thereby respectively driving the four clamping plates 24 to move in the Y-axis direction toward the mold, thereby respectively driving the four positioning plates 25 to move in the Y-axis direction toward the mold;

[0038] When the inner surfaces of the four positioning plates 25 are in contact with the outer wall of the mold, the mold is at the top center of the workbench 11, and then the two piston rods of the double-rod hydraulic cylinder 15 are controlled to shorten, thereby respectively driving the two moving frames 16 to move toward the mold, thereby respectively driving the two moving seats 17 to move toward the mold, thereby respectively driving the two bidirectional threaded rods 22 to move toward the mold, thereby respectively driving the four sliders 23 to move toward the mold in the X-axis direction, thereby respectively driving the four clamping plates 24 to move toward the mold in the X-axis direction, until the inner surfaces of the four clamping plates 24 are respectively in close contact with the outer wall of the mold, and the mold is fixed.

[0039] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A high-precision and fast positioning mold fixture, comprising a housing (1), characterized in that: Positioning mechanisms (2) are symmetrically provided at positions above the housing (1) near the left and right sides, and the positioning mechanism (2) comprises a rotating motor (21), the rotating motor (21) and the front surface of the movable seat (17) corresponding to the position thereof are fixedly connected by bolts, the output shaft of the rotating motor (21) is coaxially connected with a bidirectional threaded rod (22), the rear end of the bidirectional threaded rod (22) passes through the front end of the movable seat (17) corresponding to the position thereof, the bidirectional threaded rod (22) is symmetrically threaded with sliders (23) near the front and rear sides, the sliders (23) are slidably connected with the inner wall of the mounting groove (18) corresponding to the position thereof, the inner surface of the slider (23) is fixedly connected with a clamping plate (24) by bolts, and the inner surface of the clamping plate (24) is welded and fixed with a positioning plate (25).

2. The high-precision and fast positioning mold fixture according to claim 1 is characterized in that: The top of the housing (1) is fixedly connected to a workbench (11) by means of bolts, and limiting grooves (12) are symmetrically provided at positions near left and right sides of the top of the workbench (11).

3. The high-precision and fast positioning mold fixture according to claim 2 is characterized in that: The left and right ends of the housing (1) are symmetrically welded with mounting plates (13), and the top of the mounting plate (13) is symmetrically provided with threaded holes (14) near the front and rear sides.

4. The high-precision and fast positioning mold fixture according to claim 3 is characterized in that: A double-rod hydraulic cylinder (15) is fixedly connected to the bottom of the inner wall of the housing (1) by means of bolts, and two piston rod ends of the double-rod hydraulic cylinder (15) are respectively fixedly connected to a moving frame (16) by means of bolts.

5. The high-precision and fast positioning mold fixture according to claim 4 is characterized in that: The movable frame (16) is slidably connected to the inner wall of the limiting groove (12) corresponding to its position, and the top of the movable frame (16) is fixedly connected to a movable seat (17) by bolts.

6. The high-precision and fast positioning mold fixture according to claim 5, characterized in that: A mounting groove (18) is provided at the bottom of the movable seat (17), and a rubber pad (19) is provided between the two movable seats (17).

7. The high-precision and fast positioning mold fixture according to claim 6, characterized in that: The bottom of the rubber pad (19) is bonded and fixed to the top of the workbench (11) by glue, and the rubber pad (19) is made of rubber material.

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