Necking and extrusion forming all-in-one machine for evaporating pipe

Abstract

The utility model discloses an evaporation pipe necking and extrusion forming all-in-one machine in the technical field of evaporation pipe machining equipment, and aims to solve the problem that in the prior art, the work of one-step forming of evaporation pipe necking machining is tedious. The machine comprises a machine table and a plurality of mechanical arms, an evaporation pipe feeding mechanism is arranged on one side of the machine table, a plurality of positioning tools used for fixing evaporation pipes are further arranged on the machine table, and a hole expanding mechanism or a hole shrinking mechanism is arranged on one side of each positioning tool. The hole expanding mechanism comprises a driving part and a hole expanding punch arranged at the output end of the driving part, and the hole shrinking mechanism comprises a driving part and a hole shrinking punch arranged at the output end of the driving part. The device disclosed by the utility model is used for necking the end part of the evaporating pipe and changing the aperture, can gradually and automatically circulate and process the evaporating pipe, can finish necking at one time without manual participation, and can meet the requirement of changing the aperture of the pipe orifice, thereby being beneficial to continuous automatic production and improving the processing capacity of the evaporating pipe.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of evaporative tube necking extrusion forming integrated machine, belong to evaporative tube processing equipment technical field. BACKGROUND

[0002] Evaporative tube is the key component in refrigeration and heat exchange system, responsible for the evaporation heat exchange process of refrigerant. In order to optimize the design of evaporative tube, make it easy to connect pipeline and optimize system function, etc., the necking of evaporative tube needs to be reasonably designed, and the end of evaporative tube is usually punched and formed by corresponding punching mechanism when the necking of traditional evaporative tube is processed. But in the traditional forming process, the evaporative tube cannot be punched at one time, so it needs to be transferred to the next tool after completing part of the work by manual, and then gradually formed by similar means. This traditional working method not only wastes labor, but also delays production progress, so it is not conducive to efficient processing of evaporative tube necking. SUMMARY

[0003] The utility model aims at overcoming the deficiencies in the prior art, providing a kind of evaporative tube necking extrusion forming integrated machine, for the necking and aperture change processing of the end of evaporative tube, the device can be gradually automatically transferred and processed, without manual intervention, the demand of necking and changing pipe opening diameter can be completed at one time, which is conducive to continuous automatic production and improves the processing capacity of evaporative tube.

[0004] To achieve the above object, the utility model is implemented by the following technical scheme:

[0005] The utility model provides a kind of evaporative tube necking extrusion forming integrated machine, including machine table and several mechanical hands, the side of machine table is equipped with evaporative tube feeding mechanism, still be equipped with several for positioning tooling that is fixed to evaporative tube on machine table, the side of each positioning tooling is provided with hole expanding mechanism or necking mechanism, the hole expanding mechanism includes drive part and the hole expanding punch of being equipped in the output end of drive part, the necking mechanism includes drive part and the necking punch of being equipped in the output end of drive part, the drive part is used to be punched in the end of evaporative tube corresponding hole expanding punch or necking punch, several mechanical hands are used to send evaporative tube waiting for further processing to rear end station.

[0006] Specifically, first necking station, second necking station and third hole expanding station are respectively provided on the machine table along the processing direction, the drive part is hydraulic cylinder, the necking punch includes first necking punch and second necking punch respectively arranged on the output end of hydraulic cylinder in first necking station and second necking station.

[0007] Specifically, the upper portion of each positioning tool is further provided with a first pressure applying assembly, the positioning tool comprises a positioning mold placed on a machine table, the positioning mold is provided with a groove for placing an evaporation tube, and the bottom of the first pressure applying assembly is provided with a pressing block for matching the shape of the evaporation tube and pressing and holding the evaporation tube.

[0008] Specifically, the mechanical arm further comprises a first mounting plate, the mounting rack is provided with a first driving mechanism for driving the first mounting plate to move horizontally, the first mounting plate is provided with a second driving mechanism, the second driving mechanism is used for driving the second mounting plate provided at the output end to move up and down, the second mounting plate is provided with a clamping jaw cylinder, and the output end of the clamping jaw cylinder is provided with two opposite clamping jaws capable of clamping and moving the evaporation tube.

[0009] Specifically, the opposite sides of the two opposite clamping jaws are each provided with a notch for embedding the wall of the evaporation tube.

[0010] Specifically, the machine table is further provided with a grinding mechanism downstream of the third reaming station, the grinding mechanism comprises an electric spindle and an end face cutter provided at the output end of the electric spindle, the machine table is provided with an evaporation tube clamping tool opposite to the electric spindle, the electric spindle can move towards or away from the evaporation tube clamping tool, the end face cutter is used to flatten the end face of the evaporation tube by high-speed rotation, and the output end of the electric spindle is provided with a protective cover for preventing machining debris from splashing.

[0011] Specifically, the feeding mechanism comprises a feeding conveying line, the end of the feeding conveying line is provided with a baffle, one side of the baffle is provided with a pushing mechanism, and the output end of the pushing mechanism is provided with a push plate capable of pushing the evaporation tube out of the end of the conveying line.

[0012] Specifically, the feeding mechanism comprises a feeding conveying line, the end of the feeding conveying line is provided with a baffle, one side of the baffle is provided with a pushing mechanism, and the output end of the pushing mechanism is provided with a push plate capable of pushing the evaporation tube out of the end of the conveying line.

[0013] Specifically, the extrusion forming mold is arranged downstream of the grinding mechanism, and the machine table is further provided with a transfer mechanism for placing the evaporation tube at the grinding mechanism station on the lower base body of the extrusion forming mold, the transfer mechanism comprises a first cylinder capable of sliding in a first horizontal direction, the first cylinder can drive the lifting movement of the sliding table cylinder mounted at the output end thereof, the sliding table cylinder can drive the movement of the connecting plate mounted at the output end thereof in a second horizontal direction, the first horizontal direction and the second horizontal direction are perpendicular to each other, and the connecting plate is provided with a plug rod capable of being inserted into the pipe opening of the evaporation tube.

[0014] Specifically, the second cylinder is provided with a connecting piece at the output end, and a hook is mounted on the connecting piece, the hook is used for hooking out the evaporation pipe on the lower base body, so that the evaporation pipe after the extrusion forming is placed on the position of the discharge port provided on the machine table.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] The evaporation pipe necking and extrusion forming integrated machine provided by the utility model simultaneously sets multiple positioning toolings for fixing the evaporation pipes to be processed on the machine table, and the cooperation of the multiple necking mechanisms and the reaming mechanisms can complete the necking processing of different types and styles of customer requirements at one time, the evaporation pipes are automatically transferred by the mechanical hand, and manual participation is not needed, and due to the continuous and rapid processing of the evaporation pipes, manpower is saved and the processing efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is the overall structure schematic diagram of the integrated machine provided by the utility model embodiment;

[0018] Figure 2 is the overall structure schematic diagram of the integrated machine provided by the utility model Figure 1 embodiment;

[0019] Figure 3 is the overall structure schematic diagram of the integrated machine provided by the utility model Figure 1 embodiment;

[0020] Figure 4 is another view schematic diagram of the integrated machine provided by the utility model embodiment;

[0021] Figure 5 is the overall structure schematic diagram of the integrated machine provided by the utility model Figure 4 embodiment;

[0022] Figure 6 is the structure schematic diagram of the necking and reaming tooling provided by the utility model embodiment;

[0023] Figure 7 is the front view of the mechanical hand module provided by the utility model embodiment;

[0024] Figure 8 is the overall structure schematic diagram of the mechanical hand module provided by the utility model embodiment;

[0025] Figure 9 is the schematic diagram of the grinding tooling of the integrated machine provided by the utility model embodiment;

[0026] Figure 10It is the front view of the grinding mechanism tool of the forming integrated machine provided by the embodiment of the utility model;

[0027] Fig. 1, machine table; 2, feeding mechanism; 3, second hole shrinking station; 4, third hole expanding station; 5, positioning tool; 6, hydraulic cylinder; 7, first hole shrinking punch; 8, second hole shrinking punch; 9, hole expanding punch; 10, first pressure applying assembly; 11, mounting frame; 12, first driving mechanism; 13, first mounting plate; 14, second driving mechanism; 15, second mounting plate; 16, clamping jaw cylinder; 17, clamping jaw; 18, first cylinder; 19, sliding table cylinder; 20, connecting plate; 21, baffle; 22, pushing mechanism; 23, push plate; 24, electric spindle; 25, end face cutter; 26, protective cover; 27, extrusion forming die; 28, hydraulic mechanism; 29, second cylinder; 30, connecting piece; 31, hook; 32, discharge port; 33, first hole shrinking station. DETAILED DESCRIPTION

[0028] The utility model will be further described below in conjunction with the drawings. The following embodiments are only used to more clearly illustrate the technical scheme of the utility model, and cannot limit the protection scope of the utility model.

[0029] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more.

[0030] In the description of the utility model, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. EMBODIMENT

[0031] The embodiment of the present invention provides an evaporator tube shrinking and extrusion molding integrated machine, which is used to shrink the end of the evaporator tube and change the aperture. The device can automatically process the evaporator tube step by step, and can complete the shrinking and changing the tube diameter at one time without manual participation, which is conducive to continuous automated production and improves the processing capacity of the evaporator tube. In order to achieve the above functions, the device is provided here including a machine 1 and several manipulators, wherein an evaporator tube feeding mechanism 2 is provided on one side of the machine 1. As a preferred embodiment, Figure 2 As shown, the feeding mechanism 2 is provided here, including a feeding conveyor line, a baffle 21 is provided at the end of the feeding conveyor line, a pushing mechanism 22 is provided on one side of the baffle 21, and a pushing plate 23 is provided on the output end of the pushing mechanism 22, which can push the evaporation tube out from the end of the conveyor line. When feeding, the evaporation tube product to be processed can be placed on the feeding conveyor line manually, and the evaporation tube product stops after it hits the baffle 21 position, and is pushed from the side by the pushing plate 23 to complete the pushing out of the evaporation tube, and then it can be taken by the corresponding taking mechanism. In order to ensure that the evaporation tube can be accurately fixed and positioned when being processed, a number of positioning fixtures 5 for fixing the evaporation tube are further provided on the machine 1. In order to realize the shrinking or expanding processing of the evaporation tube, an expanding tool is provided on one side of each positioning fixture 5. Hole mechanism or shrinkage mechanism, wherein the hole expansion mechanism includes a driving member and a hole expansion punch 9 provided at the output end of the driving member, and the hole shrinkage mechanism includes a driving member and a hole shrinkage punch provided at the output end of the driving member, wherein the driving member is used to punch the corresponding hole expansion punch 9 or the hole shrinkage punch at the end of the evaporation tube, thereby completing the stamping process of the end of the evaporation tube, and for taking the evaporation tube, several manipulators can be used to transport the evaporation tube waiting for further processing to the rear-end station, and preferably each manipulator only moves between two adjacent positioning tooling 5, that is, after each stamping work is completed, multiple manipulators can act synchronously and move the evaporation tubes of each station backward by one processing station, thereby ensuring the orderliness of the action and shortening the waiting time of the mechanism, thereby correspondingly improving production capacity.

[0032] The embodiment of the present invention provides an evaporator tube shrinking extrusion molding integrated machine, which is aimed at one of the evaporator tube products that needs to complete two shrinking. As a preferred embodiment, the machine 1 is provided with a first shrinking station 33, a second shrinking station 3 and a third expanding station 4 along the processing direction. Figure 1 as well as Figure 6As shown, preferably, the driving member can be set as a hydraulic cylinder 6, the first and second necking punches 7 and 8 are respectively arranged at the output ends of the hydraulic cylinders 6 arranged at the first and second necking stations 33 and 3, and the first and second necking punches 7 and 8 are driven by the corresponding hydraulic cylinders 6 to complete the necking work of the end of the evaporating tube, and after the necking work is completed, the two necking mechanisms are expanded by an expanding mechanism, so that the end of the tube port is kept at a certain caliber.

[0033] The positioning tool 5 is arranged on the machine table 1, and the first pressing assembly 10 is arranged above the positioning tool 5, so that the evaporating tube can be pre-positioned when placed on the positioning tool 5, and the position of the evaporating tube is prevented from deviating during the machining process.

[0034] The positioning tool 5 is arranged on the machine table 1, and the first pressing assembly 10 is arranged above the positioning tool 5, so that the evaporating tube can be pre-positioned when placed on the positioning tool 5, and the position of the evaporating tube is prevented from deviating during the machining process. Figure 3 、 Figure 7 and Figure 8 As shown, the first driving mechanism 12 for driving the first mounting plate 13 to move horizontally is arranged on the mounting rack 11, the second driving mechanism 14 is arranged on the first mounting plate 13, the second driving mechanism 14 is used for driving the second mounting plate 15 arranged at the output end to move up and down, and the clamping jaw cylinder 16 is arranged on the second mounting plate 15, and the two opposite clamping jaws 17 capable of clamping and moving the evaporating tube are arranged at the output end of the clamping jaw cylinder 16. Figure 8 As shown, preferably, notches for embedding the wall of the evaporating tube can be arranged on the opposite sides of the two opposite clamping jaws 17, and the notches are matched by expanding from the inside to the outside to clamp the corresponding evaporating tube.

[0035] The grinding mechanism is arranged on the machine table 1 and located downstream of the third expanding station 4, so that the uneven edges of the expanded tube port can be polished after the expanding work is completed, and the machining of the tube port end of the evaporating tube is further improved.Figure 9 And Figure 10 As shown in the figure, specifically, the grinding mechanism is provided with an electric spindle 24 and an end face cutter 25 arranged at the output end of the electric spindle 24, and at the same time, an evaporation pipe clamping tool is arranged at a position opposite to the electric spindle 24 on the machine table 1, which is used to stably clamp the evaporation pipe when the evaporation pipe is processed, and the electric spindle 24 can move towards or away from the evaporation pipe clamping tool, and the end face cutter 25 rotates at high speed through the electric spindle 24 to flatten the end face of the evaporation pipe. In order to prevent the debris generated in the processing process from splashing and affecting the operation of the equipment, a protective cover 26 for preventing the splashing of the processing debris can also be arranged at the output end of the electric spindle 24, and a corresponding recycling mechanism can also be arranged to recycle the debris.

[0036] The evaporation pipe necking extrusion forming all-in-one machine provided by the embodiment of the utility model, in order to further improve the forming appearance of the evaporation pipe, the device further includes an extrusion forming die 27, specifically, the extrusion forming die 27 includes a lower base body and an upper base body, wherein the lower base body is fixedly arranged on the machine table 1, and the upper base body can be driven to lift through a hydraulic mechanism 28, and is pressed and held through a pre-set shape, so that the outer wall of the evaporation pipe can accurately meet the appearance and shape requirements.

[0037] The evaporation pipe necking extrusion forming all-in-one machine provided by the embodiment of the utility model, considering that in the final extrusion forming work, the extrusion surface range to be extruded accounts for a large proportion, if the above-mentioned mechanical hand mechanism is used to carry and extrude the evaporation pipe, that is, the evaporation pipe is clamped in the mode of the clamping jaw 17, then a part of the position needs to be maintained in contact with the clamping jaw 17, which causes the part to be unable to be placed in the extruded area range, therefore, an additional mode for carrying the evaporation pipe is provided, specifically, the extrusion forming die 27 is first arranged downstream of the grinding mechanism, and a transfer mechanism for placing the evaporation pipe at the grinding mechanism station on the lower base body of the extrusion forming die 27 is further arranged on the machine table 1, specifically, the transfer mechanism is arranged to include a first cylinder 18 capable of sliding in a first horizontal direction, as Figure 7 And Figure 8 As shown in the figure, the first cylinder 18 is arranged to drive the lifting movement of the sliding table cylinder 19 mounted at the output end of the first cylinder 18, and the sliding table cylinder 19 is arranged to drive the movement of the connecting plate 20 mounted at the output end of the sliding table cylinder 19 in a second horizontal direction, the first horizontal direction and the second horizontal direction are perpendicular to each other, that is, the connecting plate 20 can move in the X / Y / Z three-axis direction, the connecting plate 20 is arranged to have a plug rod capable of being inserted into the pipe opening of the evaporation pipe, the evaporation pipe is inserted and arranged through the plug-in action, the evaporation pipe can be carried to the position of the lower base body without contacting the outer wall of the evaporation pipe, that is, the evaporation pipe can be accurately placed at one time, and the extrusion forming can be completed at one time without additional carrying actions.

[0038] The utility model embodiment provides a kind of evaporative tube necking extrusion forming integrated machine, to facilitate the outflow of the evaporative tube that is completed extrusion, as shown in Figure 9 、 Figure 10 And Figure 4 As shown, the device also includes a second cylinder 29, which is provided with a connecting piece 30 at the output end of the second cylinder 29, and a hook 31 is installed on the connecting piece 30. The hook 31 is used to hook out the evaporative tube located on the lower base body, so as to place the extrusion-formed evaporative tube on the position of the discharge port 32 provided on the machine table 1.

[0039] The above is only the preferred embodiment of the utility model, it should be pointed out that, for ordinary skilled person in the art, without departing from the technical principles of the utility model, a number of improvements and deformations can also be made, which should be considered as the protection scope of the utility model.

Claims

1. An evaporator tube necking extrusion molding integrated machine, characterized in that: The invention comprises a machine (1) and a plurality of manipulators, wherein an evaporation tube feeding mechanism (2) is provided on one side of the machine (1), and a plurality of positioning fixtures (5) for fixing the evaporation tube are further provided on the machine (1), and a hole-expanding mechanism or a hole-shrinking mechanism is provided on one side of each positioning fixture (5), wherein the hole-expanding mechanism comprises a driving member and a hole-expanding punch (9) provided at the output end of the driving member, and the hole-shrinking mechanism comprises a driving member and a hole-shrinking punch provided at the output end of the driving member, wherein the driving member is used to punch the corresponding hole-expanding punch (9) or the hole-shrinking punch at the end of the evaporation tube, and the plurality of manipulators are used to transport the evaporation tubes waiting for further processing to the rear-end station.

2. The evaporator tube necking extrusion molding integrated machine according to claim 1, characterized in that: The machine (1) is provided with a first shrinkage station (33), a second shrinkage station (3) and a third expansion station (4) along the processing direction, the driving member is a hydraulic cylinder (6), and the shrinkage punch comprises a first shrinkage punch (7) and a second shrinkage punch (8) respectively provided at the output ends of the hydraulic cylinder (6) on the first shrinkage station (33) and the second shrinkage station (3).

3. The evaporator tube necking extrusion molding integrated machine according to claim 1, characterized in that: A first pressure component (10) is further provided above each positioning fixture (5), and the positioning fixture (5) comprises a positioning mold placed on the machine table (1), and the positioning mold is provided with a groove for placing the evaporation tube. A pressing block is provided at the driving end of the bottom of the first pressure component (10), and the pressing block is used to match the shape of the evaporation tube to press the evaporation tube.

4. The evaporator tube necking extrusion molding integrated machine according to claim 1, characterized in that: The invention also includes a mounting frame (11), wherein the manipulator includes a first mounting plate (13), a first driving mechanism (12) for driving the first mounting plate (13) to move horizontally is provided on the mounting frame (11), a second driving mechanism (14) is provided on the first mounting plate (13), and the second driving mechanism (14) is used to drive a second mounting plate (15) provided at its output end to move up and down, a clamping cylinder (16) is provided on the second mounting plate (15), and the output end of the clamping cylinder (16) is provided with two opposing clamping claws (17) capable of clamping and moving the evaporation tube.

5. The evaporator tube necking extrusion molding integrated machine according to claim 4, characterized in that: The two opposite clamping jaws (17) are each provided with a recess on the opposite side thereof for embedding the wall of the evaporation tube.

6. The evaporator tube necking extrusion molding integrated machine according to claim 2, characterized in that: A grinding mechanism is further provided on the machine (1) and downstream of the third reaming station (4), the grinding mechanism comprising an electric spindle (24) and an end face cutter (25) provided at the output end of the electric spindle (24), an evaporation tube clamping tool is installed at a position on the machine (1) opposite to the electric spindle (24), the electric spindle (24) can move in a direction approaching or away from the evaporation tube clamping tool, the end face cutter (25) is used to flatten the end face of the evaporation tube by high-speed rotation, and a protective cover (26) is provided at the output end of the electric spindle (24) for preventing machining debris from splashing.

7. The evaporator tube necking extrusion molding integrated machine according to claim 1, characterized in that: The feeding mechanism (2) comprises a feeding conveying line, a baffle (21) is provided at the end of the feeding conveying line, a pushing mechanism (22) is provided on one side of the baffle (21), and a pushing plate (23) capable of pushing the evaporation tube out from the end of the conveying line is provided at the output end of the pushing mechanism (22).

8. The evaporator tube necking extrusion molding integrated machine according to claim 6, characterized in that: It also includes an extrusion molding die (27), the extrusion molding die (27) including a lower base and an upper base, the lower base is fixedly arranged on the machine platform (1), and the upper base can be driven to rise and fall by a hydraulic mechanism (28).

9. The evaporator tube necking extrusion molding integrated machine according to claim 8, characterized in that: The extrusion forming die (27) is arranged downstream of the grinding mechanism, and the machine (1) is also provided with a transfer mechanism for placing the evaporation tube at the grinding mechanism station on the lower base of the extrusion forming die (27), and the transfer mechanism includes a first cylinder (18) that can slide along a first horizontal direction, and the first cylinder (18) can drive the slide cylinder (19) installed at its output end to perform lifting movement, and the slide cylinder (19) can drive the connecting plate (20) installed at its output end to move along a second horizontal direction, and the first horizontal direction and the second horizontal direction are perpendicular to each other, and the connecting plate (20) is provided with an insertion rod that can be inserted into the pipe mouth of the evaporation tube.

10. The evaporator tube necking extrusion molding integrated machine according to claim 9, characterized in that: The machine also includes a second cylinder (29), wherein the output end of the second cylinder (29) is provided with a connecting piece (30), and the connecting piece (30) is installed with a hook (31), and the hook (31) is used to hook out the evaporation tube located on the lower base, thereby placing the evaporation tube that has been extruded into shape at the position of the discharge port (32) provided on the machine (1).

Images