Spring pressure maintaining device

Abstract

The utility model relates to the technical field of product processing, in particular to a spring pressure maintaining device. Comprising a hand press, the hand press comprises an L-shaped frame, and the upper side face of the horizontal section of the L-shaped frame is fixedly connected with a base. After the connecting rod is fixed to the upper side of the assembly part, the lower clamping plate, the spring and the upper clamping plate are arranged on the connecting rod in a sleeving mode, then the upper clamping plate is pressed to the position below the annular groove in the connecting rod, the buckle is inserted into the annular groove to lock the position of the upper clamping plate, and therefore the spring is in an elastic contraction state for a long time; the lower clamping plates continuously press the parts, needing pressure application, on the assembly parts downwards through resilience force of the springs, continuous pressure application on the assembly parts is achieved, meanwhile, a plurality of connecting rods, the lower clamping plates, the springs and the upper clamping plates can be prepared, one set of connecting rods, the lower clamping plates, the springs and the upper clamping plates are arranged on each assembly part needing pressure application, operators do not need to wait for workpiece shaping, and the labor intensity of workers is reduced. And therefore, the production efficiency of the assembly parts is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to product processing technical field, specifically, a spring pressure keeping device. BACKGROUND

[0002] Spring pressure keeping device is a kind of device using the reaction force of spring to exert pressure on workpiece, for assisting the assembly of the assembly 3 assembled by multiple independent components, a threaded groove 31 is formed in the center of the upper side of the assembly 3, and the upper side of the assembly 3 is provided with an independent component, the axis of the independent component and the threaded groove 31 are located on the same straight line, after the operator assembles the component to the predetermined position on the assembly 3, the component needs to be continuously pressed towards the assembly 3 for a period of time until the assembly 3 is shaped.

[0003] In the prior art, multiple pre-pressing devices are needed, and the operator assembles one assembly 3, uses one pre-pressing device to continuously exert pressure on the assembly 3, when multiple pre-pressing devices are used, the assembly 3 in the pre-pressing device used first is shaped, the operator takes out the assembly 3 in the pre-pressing device, so that the pre-pressing device exerts pressure on the subsequently assembled assembly 3, multiple pre-pressing devices occupy a large amount of space, affecting the movement of the operator, and if the operator assembles the assembly 3 at a faster speed, the operator needs to wait for the assembly 3 in the pre-pressing device used first to be shaped, so that the efficiency of the operator assembling the assembly 3 cannot be improved. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a spring pressure keeping device to solve the problems raised in the background art.

[0005] To achieve the above-mentioned purpose, one of the purposes of the utility model is to provide a spring pressure keeping device, which comprises a hand press machine, the hand press machine comprises an L-shaped frame, the upper side of the horizontal section of the L-shaped frame is fixedly connected with a base, an assembly is arranged on the upper side of the base, the upper side of the assembly is provided with a spring positioner, the spring positioner comprises a connecting rod arranged at the center of the upper side of the assembly, a lower clamping plate and an upper clamping plate are sleeved on the connecting rod, the lower clamping plate is in contact with the upper side of the assembly, the upper clamping plate is arranged above the lower clamping plate, a spring is arranged between the upper clamping plate and the lower clamping plate and sleeved on the connecting rod, the spring drives the upper clamping plate and the lower clamping plate to move away from each other, a ring groove is formed on the connecting rod near the top end, a buckle is arranged on the upper side of the upper clamping plate, and the upper side of the buckle is in contact with the top surface of the ring groove.

[0006] As a further improvement of the technical solution, the hand press machine further comprises a movable rod arranged on the L-shaped frame, a pressure head is fixedly connected to the lower end of the movable rod, two abutting plates are symmetrically fixedly connected to the lower surface of the pressure head near the edge, and the lower ends of the two abutting plates are in contact with the upper side of the upper clamping plate when the movable rod drives the two abutting plates to vertically move downward.

[0007] As a further improvement of the technical solution, a threaded rod is coaxially fixedly connected to the center of the lower end surface of the connecting rod, the threaded rod is threadedly connected in the threaded groove, and the lower end surface of the connecting rod is in contact with the upper side of the assembly.

[0008] As a further improvement of the technical solution, two positioning frames are symmetrically fixedly connected to the two sides of the base, the positioning frames are L-shaped structures, the sides of the vertical sections of the two positioning frames that are close to each other are respectively in contact with the opposite sides of the assembly, and the two positioning frames limit the position change of the assembly.

[0009] As a further improvement of the technical solution, the buckle is a U-shaped structure, the distance between the two parallel rods of the buckle is the same as the diameter of the inner diameter of the annular groove, a pull rod is fixedly connected to the side of the other rod of the buckle away from the annular groove, and the buckle is arranged between the two abutting plates during the process that the abutting plates drive the upper clamping plate to move downward.

[0010] Compared with the prior art, the utility model has the advantages of:

[0011] The spring pressure maintaining device is used for fixing the connecting rod on the upper side of the assembly, sleeving the lower clamping plate, the spring and the upper clamping plate on the connecting rod, pressing the upper clamping plate to the lower side of the annular groove on the connecting rod, inserting the buckle into the annular groove to lock the position of the upper clamping plate, and making the spring be in the elastic contraction state for a long time, so that the lower clamping plate is continuously pressed downward on the component on the assembly that needs to be pressed by the spring rebound force, the continuous pressure on the assembly is realized, the connecting rod, the lower clamping plate, the spring and the upper clamping plate are small in size and do not occupy much space, the operator can conveniently move, and the connecting rod, the lower clamping plate, the spring and the upper clamping plate can be prepared in multiple groups, so that the operator does not need to wait for the workpiece to be shaped, and the efficiency of producing the assembly is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a whole structure schematic view of the utility model;

[0013] Figure 2 It is a structure schematic view of the hand press machine of the utility model;

[0014] Figure 3 It is a structure schematic view of the assembly and the spring positioner combination of the utility model;

[0015] Figure 4 isometric view of the spring positioner of the utility model;

[0016] Figure 5 is a sectional view of the assembled spring positioner of the utility model.

[0017] The meanings of the respective reference numerals in the drawings are as follows:

[0018] 1. hand press; 11. L-shaped frame; 12. movable rod; 13. pressure head; 14. abutting plate; 15. base; 16. positioning frame;

[0019] 2. spring positioner; 21. spring; 22. connecting rod; 221. threaded rod; 222. annular groove; 23. lower clamping plate; 24. upper clamping plate; 25. buckle;

[0020] 3. assembled part; 31. threaded groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Embodiment 1

[0023] Please refer to Figures 1-5 The utility model discloses a spring pressure maintaining device, including hand press 1, hand press 1 includes L-shaped frame 11, the upper side of the horizontal section of L-shaped frame 11 is fixedly connected with base 15, L-shaped frame 11 still is provided with movable rod 12 and handle, and the lower end of movable rod 12 is fixedly connected with pressure head 13, and the lower surface of pressure head 13 is symmetrically fixedly connected with two abutting plates 14 close to the edge position, hand press 1 is the mature product that can be easily obtained on the market, and operating personnel can control movable rod 12, pressure head 13 and the vertical movement of two abutting plates 14 by rotating handle, and assembled part 3 is arranged on the upper side of base 15, and two positioning frames 16 are symmetrically fixedly connected on the opposite sides of base 15, positioning frame 16 is L-shaped structure, and the side close to each other of the vertical section of two positioning frames 16 respectively contacts the opposite sides of assembled part 3, and two positioning frames 16 limit the position change of assembled part 3, make movable rod 12 be located in the just above center of assembled part 3, make the abutting plate 14 of downward movement can exert pressure on the component of assembled part 3 that needs to exert pressure.

[0024] The spring positioner 2 is arranged on the upper side of the assembly 3, the spring positioner 2 comprises a connecting rod 22 arranged at the center of the upper side of the assembly 3, a threaded rod 221 is coaxially fixedly connected at the center of the lower end surface of the connecting rod 22, the threaded rod 221 is threadedly connected in the threaded groove 31, and the lower end surface of the connecting rod 22 is in contact with the upper side of the assembly 3, the threaded rod 221 and the threaded groove 31 cooperate to fix the connecting rod 22 on the upper side of the assembly 3, meanwhile, a lower clamping plate 23 and an upper clamping plate 24 are sleeved on the connecting rod 22, the lower clamping plate 23 is in contact with the upper side of the assembly 3, the upper clamping plate 24 is arranged above the lower clamping plate 23, a spring 21 is arranged between the lower clamping plate 23 and the upper clamping plate 24, the spring 21 is sleeved on the connecting rod 22, the spring 21 drives the upper clamping plate 24 and the lower clamping plate 23 to move away from each other, a ring-shaped groove 222 is arranged on the connecting rod 22 near the top end, when the operator rotates the handle, the movable rod 12 drives the two abutting plates 14 to move vertically downward, the lower ends of the two abutting plates 14 are in contact with the upper side of the upper clamping plate 24, the moving abutting plate 14 will press the upper clamping plate 24 downward, so that the distance between the upper clamping plate 24 and the lower clamping plate 23 is shortened, at this time, the spring 21 is elastically contracted, when the upper clamping plate 24 moves below the ring-shaped groove 222, the operator places the buckle 25 on the upper surface of the upper clamping plate 24, and the buckle 25 is located between the two abutting plates 14, the buckle 25 is of U-shaped structure, the distance between the two parallel rods of the buckle 25 is the same as the diameter of the inner diameter of the ring-shaped groove 222, the other rod of the buckle 25 is fixedly connected with a pull rod on the side away from the ring-shaped groove 222, the operator holds the pull rod and inserts the buckle 25 into the ring-shaped groove 222, so that the axis of the ring-shaped groove 222 is located in the buckle 25, when the operator reversely rotates the handle to move the movable rod 12 upward to reset, the rebounding spring 21 pushes the upper clamping plate 24 and the buckle 25 upward, when the buckle 25 is in contact with the top surface of the ring-shaped groove 222, the ring-shaped groove 222 blocks the upward movement of the buckle 25 and the upper clamping plate 24, so that the spring 21 cannot completely rebound, at this time, the spring 21 is kept in the elastically contracted state, the rebounding force of the spring 21 will press the lower clamping plate 23 downward, so that the lower clamping plate 23 presses the assembly 3 downward, thereby realizing the continuous pressing of the assembly 3, the operator does not need to wait for the workpiece to be shaped, thereby reducing the assembly time.

[0025] When the device is used, the operator first places the assembly 3 on the base 15, so that the two positioning frames 16 are in contact with the opposite sides of the assembly 3, so that the components of the assembly 3 that need to be pressed are placed directly below the two abutting plates 14, then the operator screws the threaded rod 221 on the connecting rod 22 into the threaded groove 31 to fix the connecting rod 22 on the upper side of the assembly 3, then the operator uses anaerobic glue to fix the two ends of the spring 21 on the lower clamp plate 23 and the upper clamp plate 24 respectively, and then the lower clamp plate 23, the spring 21 and the upper clamp plate 24 are sleeved on the connecting rod 22 from top to bottom, then the handle is rotated to drive the two abutting plates 14 to move vertically downward, when the two abutting plates 14 press the upper clamp plate 24 below the annular groove 222, the operator inserts the buckle 25 into the annular groove 222, so as to limit the spring 21 to be in a state of elastic contraction for a long time, so as to continuously press the components of the assembly 3 that need to be pressed by the reaction force generated by the spring 21, realize the continuous pressing of the assembly 3, and ensure that the pressure value of the device for pressing the assembly 3 is stable through the fixed compression distance of the spring 21, and the operator can take the assembly 3 from the base 15 after inserting the buckle 25 into the annular groove 222, and the same processing is performed on the next assembly 3.

[0026] The basic principle, main characteristics and advantages of the device are shown and described above. It should be understood by those skilled in the art that the device is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the device and do not limit the device. Without departing from the spirit and scope of the device, the device can be variously changed and improved, and these changes and improvements all fall within the scope of the claimed device. The scope of protection of the device is defined by the appended claims and their equivalents.

Claims

1. A spring pressure maintaining device comprising a hand press machine (1), characterized in that: The hand press (1) comprises an L-shaped frame (11), the upper side of the horizontal section of the L-shaped frame (11) is fixedly connected with a base (15), an assembly (3) is arranged on the upper side of the base (15), a spring positioner (2) is arranged on the upper side of the assembly (3), the spring positioner (2) comprises a connecting rod (22) arranged at the center of the upper side of the assembly (3), a lower clamping plate (23) and an upper clamping plate (24) are sleeved on the connecting rod (22), the lower clamping plate (23) is in contact with the upper side of the assembly (3), the upper clamping plate (24) is arranged above the lower clamping plate (23), a spring (21) is arranged on the connecting rod (22) between the upper clamping plate (24) and the lower clamping plate (23), the spring (21) drives the upper clamping plate (24) and the lower clamping plate (23) to move away from each other, a ring-shaped groove (222) is formed in the connecting rod (22) near the top end, a buckle (25) is arranged on the upper side of the upper clamping plate (24), and the upper side of the buckle (25) is in contact with the top surface of the ring-shaped groove (222).

2. The spring pressure retaining device of claim 1, wherein: The hand press (1) further comprises a movable rod (12) arranged on the L-shaped frame (11), the lower end of the movable rod (12) is fixedly connected with a pressure head (13), two abutting plates (14) are symmetrically fixedly connected to the lower surface of the pressure head (13) near the edge, when the movable rod (12) drives the two abutting plates (14) to move vertically downward, the lower ends of the two abutting plates (14) are in contact with the upper side of the upper clamping plate (24).

3. The spring pressure retaining device of claim 1, wherein: A threaded rod (221) is coaxially fixedly connected to the center of the lower end surface of the connecting rod (22), the threaded rod (221) is threadedly connected in a threaded groove (31), and the lower end surface of the connecting rod (22) is in contact with the upper side of the assembly (3).

4. The spring pressure retaining device of claim 1, wherein: Two positioning frames (16) are symmetrically fixedly connected to the two sides of the base (15), the positioning frames (16) are L-shaped structures, the sides, which are close to each other, of the vertical sections of the two positioning frames (16) are respectively in contact with the opposite sides of the assembly (3), and the two positioning frames (16) limit the position change of the assembly (3).

5. The spring pressure retaining device of claim 1, wherein: The buckle (25) is a U-shaped structure, the distance between the two parallel rods of the buckle (25) is the same as the diameter of the inner diameter of the ring-shaped groove (222), the other rod of the buckle (25) is fixedly connected with a pull rod on the side away from the ring-shaped groove (222), and the buckle (25) is arranged between the two abutting plates (14) in the process that the abutting plates (14) drive the upper clamping plate (24) to move downward.

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